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seaweedfs/weed/filer/filechunks_test.go

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rename filer2 to filer
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package filer
merge intervals
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import (
read randomly written data
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"fmt"
merge intervals
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"log"
fix ViewFromVisibleIntervals
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"math"
add tests
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"math/rand"
"strconv"
go fmt
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"testing"
remove unused code
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fix ViewFromVisibleIntervals
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"github.com/stretchr/testify/assert"
move to https://github.com/seaweedfs/seaweedfs
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"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
merge intervals
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)
able to update file content having some issue when vi reports file changed.
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func TestCompactFileChunks(t *testing.T) {
chunks := []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
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{Offset: 10, Size: 100, FileId: "abc", ModifiedTsNs: 50},
{Offset: 100, Size: 100, FileId: "def", ModifiedTsNs: 100},
{Offset: 200, Size: 100, FileId: "ghi", ModifiedTsNs: 200},
{Offset: 110, Size: 200, FileId: "jkl", ModifiedTsNs: 300},
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}
go code can read and write chunk manifest
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compacted, garbage := CompactFileChunks(nil, chunks)
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if len(compacted) != 3 {
t.Fatalf("unexpected compacted: %d", len(compacted))
}
adjust the tests
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if len(garbage) != 1 {
t.Fatalf("unexpected garbage: %d", len(garbage))
}
}
func TestCompactFileChunks2(t *testing.T) {
chunks := []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
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{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 50},
{Offset: 100, Size: 100, FileId: "def", ModifiedTsNs: 100},
{Offset: 200, Size: 100, FileId: "ghi", ModifiedTsNs: 200},
{Offset: 0, Size: 100, FileId: "abcf", ModifiedTsNs: 300},
{Offset: 50, Size: 100, FileId: "fhfh", ModifiedTsNs: 400},
{Offset: 100, Size: 100, FileId: "yuyu", ModifiedTsNs: 500},
adjust the tests
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}
k := 3
for n := 0; n < k; n++ {
chunks = append(chunks, &filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
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Offset: int64(n * 100), Size: 100, FileId: fmt.Sprintf("fileId%d", n), ModifiedTsNs: int64(n),
adjust the tests
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})
chunks = append(chunks, &filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
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Offset: int64(n * 50), Size: 100, FileId: fmt.Sprintf("fileId%d", n+k), ModifiedTsNs: int64(n + k),
adjust the tests
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})
able to update file content having some issue when vi reports file changed.
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}
go code can read and write chunk manifest
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compacted, garbage := CompactFileChunks(nil, chunks)
adjust the tests
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fix tests
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if len(compacted) != 4 {
adjust the tests
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t.Fatalf("unexpected compacted: %d", len(compacted))
}
fix tests
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if len(garbage) != 8 {
adjust the tests
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t.Fatalf("unexpected garbage: %d", len(garbage))
}
able to update file content having some issue when vi reports file changed.
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}
add tests
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func TestRandomFileChunksCompact(t *testing.T) {
data := make([]byte, 1024)
var chunks []*filer_pb.FileChunk
for i := 0; i < 15; i++ {
start, stop := rand.Intn(len(data)), rand.Intn(len(data))
if start > stop {
start, stop = stop, start
}
go fmt
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if start+16 < stop {
add tests
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stop = start + 16
}
chunk := &filer_pb.FileChunk{
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FileId: strconv.Itoa(i),
Offset: int64(start),
Size: uint64(stop - start),
ModifiedTsNs: int64(i),
Fid: &filer_pb.FileId{FileKey: uint64(i)},
add tests
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}
chunks = append(chunks, chunk)
for x := start; x < stop; x++ {
data[x] = byte(i)
}
}
optimization: improve random range query for large files
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visibles, _ := NonOverlappingVisibleIntervals(nil, chunks, 0, math.MaxInt64)
add tests
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more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
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for visible := visibles.Front(); visible != nil; visible = visible.Next {
v := visible.Value
add tests
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for x := v.start; x < v.stop; x++ {
assert.Equal(t, strconv.Itoa(int(data[x])), v.fileId)
}
}
}
merge intervals
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func TestIntervalMerging(t *testing.T) {
testcases := []struct {
Chunks []*filer_pb.FileChunk
caching visible intervals for read speeds up 4x in single thread mode speeds up 30% in 32 threads mode
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Expected []*VisibleInterval
merge intervals
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}{
// case 0: normal
{
Chunks: []*filer_pb.FileChunk{
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{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 123},
{Offset: 100, Size: 100, FileId: "asdf", ModifiedTsNs: 134},
{Offset: 200, Size: 100, FileId: "fsad", ModifiedTsNs: 353},
merge intervals
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},
caching visible intervals for read speeds up 4x in single thread mode speeds up 30% in 32 threads mode
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Expected: []*VisibleInterval{
merge intervals
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{start: 0, stop: 100, fileId: "abc"},
{start: 100, stop: 200, fileId: "asdf"},
{start: 200, stop: 300, fileId: "fsad"},
},
},
// case 1: updates overwrite full chunks
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
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{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 123},
{Offset: 0, Size: 200, FileId: "asdf", ModifiedTsNs: 134},
merge intervals
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},
caching visible intervals for read speeds up 4x in single thread mode speeds up 30% in 32 threads mode
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Expected: []*VisibleInterval{
merge intervals
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{start: 0, stop: 200, fileId: "asdf"},
},
},
// case 2: updates overwrite part of previous chunks
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
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{Offset: 0, Size: 100, FileId: "a", ModifiedTsNs: 123},
{Offset: 0, Size: 70, FileId: "b", ModifiedTsNs: 134},
merge intervals
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},
caching visible intervals for read speeds up 4x in single thread mode speeds up 30% in 32 threads mode
2018-12-30 16:51:44 +08:00
Expected: []*VisibleInterval{
read randomly written data
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{start: 0, stop: 70, fileId: "b"},
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
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{start: 70, stop: 100, fileId: "a", offsetInChunk: 70},
merge intervals
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},
},
// case 3: updates overwrite full chunks
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 123},
{Offset: 0, Size: 200, FileId: "asdf", ModifiedTsNs: 134},
{Offset: 50, Size: 250, FileId: "xxxx", ModifiedTsNs: 154},
merge intervals
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},
caching visible intervals for read speeds up 4x in single thread mode speeds up 30% in 32 threads mode
2018-12-30 16:51:44 +08:00
Expected: []*VisibleInterval{
merge intervals
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{start: 0, stop: 50, fileId: "asdf"},
{start: 50, stop: 300, fileId: "xxxx"},
},
},
// case 4: updates far away from prev chunks
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 123},
{Offset: 0, Size: 200, FileId: "asdf", ModifiedTsNs: 134},
{Offset: 250, Size: 250, FileId: "xxxx", ModifiedTsNs: 154},
merge intervals
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},
caching visible intervals for read speeds up 4x in single thread mode speeds up 30% in 32 threads mode
2018-12-30 16:51:44 +08:00
Expected: []*VisibleInterval{
merge intervals
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{start: 0, stop: 200, fileId: "asdf"},
{start: 250, stop: 500, fileId: "xxxx"},
},
},
// case 5: updates overwrite full chunks
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "a", ModifiedTsNs: 123},
{Offset: 0, Size: 200, FileId: "d", ModifiedTsNs: 184},
{Offset: 70, Size: 150, FileId: "c", ModifiedTsNs: 143},
{Offset: 80, Size: 100, FileId: "b", ModifiedTsNs: 134},
merge intervals
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},
caching visible intervals for read speeds up 4x in single thread mode speeds up 30% in 32 threads mode
2018-12-30 16:51:44 +08:00
Expected: []*VisibleInterval{
read randomly written data
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{start: 0, stop: 200, fileId: "d"},
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
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{start: 200, stop: 220, fileId: "c", offsetInChunk: 130},
merge intervals
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},
},
able to update file content having some issue when vi reports file changed.
2018-05-21 15:00:28 +08:00
// case 6: same updates
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "abc", Fid: &filer_pb.FileId{FileKey: 1}, ModifiedTsNs: 123},
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{Offset: 0, Size: 100, FileId: "axf", Fid: &filer_pb.FileId{FileKey: 2}, ModifiedTsNs: 124},
{Offset: 0, Size: 100, FileId: "xyz", Fid: &filer_pb.FileId{FileKey: 3}, ModifiedTsNs: 125},
able to update file content having some issue when vi reports file changed.
2018-05-21 15:00:28 +08:00
},
caching visible intervals for read speeds up 4x in single thread mode speeds up 30% in 32 threads mode
2018-12-30 16:51:44 +08:00
Expected: []*VisibleInterval{
add tests
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{start: 0, stop: 100, fileId: "xyz"},
able to update file content having some issue when vi reports file changed.
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},
},
minor
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// case 7: real updates
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 2097152, FileId: "7,0294cbb9892b", ModifiedTsNs: 123},
{Offset: 0, Size: 3145728, FileId: "3,029565bf3092", ModifiedTsNs: 130},
{Offset: 2097152, Size: 3145728, FileId: "6,029632f47ae2", ModifiedTsNs: 140},
{Offset: 5242880, Size: 3145728, FileId: "2,029734c5aa10", ModifiedTsNs: 150},
{Offset: 8388608, Size: 3145728, FileId: "5,02982f80de50", ModifiedTsNs: 160},
{Offset: 11534336, Size: 2842193, FileId: "7,0299ad723803", ModifiedTsNs: 170},
minor
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},
caching visible intervals for read speeds up 4x in single thread mode speeds up 30% in 32 threads mode
2018-12-30 16:51:44 +08:00
Expected: []*VisibleInterval{
minor
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{start: 0, stop: 2097152, fileId: "3,029565bf3092"},
{start: 2097152, stop: 5242880, fileId: "6,029632f47ae2"},
{start: 5242880, stop: 8388608, fileId: "2,029734c5aa10"},
{start: 8388608, stop: 11534336, fileId: "5,02982f80de50"},
{start: 11534336, stop: 14376529, fileId: "7,0299ad723803"},
},
},
add missing intervals fix https://github.com/chrislusf/seaweedfs/issues/774
2018-11-22 08:25:13 +08:00
// case 8: real bug
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 77824, FileId: "4,0b3df938e301", ModifiedTsNs: 123},
{Offset: 471040, Size: 472225 - 471040, FileId: "6,0b3e0650019c", ModifiedTsNs: 130},
{Offset: 77824, Size: 208896 - 77824, FileId: "4,0b3f0c7202f0", ModifiedTsNs: 140},
{Offset: 208896, Size: 339968 - 208896, FileId: "2,0b4031a72689", ModifiedTsNs: 150},
{Offset: 339968, Size: 471040 - 339968, FileId: "3,0b416a557362", ModifiedTsNs: 160},
add missing intervals fix https://github.com/chrislusf/seaweedfs/issues/774
2018-11-22 08:25:13 +08:00
},
caching visible intervals for read speeds up 4x in single thread mode speeds up 30% in 32 threads mode
2018-12-30 16:51:44 +08:00
Expected: []*VisibleInterval{
add missing intervals fix https://github.com/chrislusf/seaweedfs/issues/774
2018-11-22 08:25:13 +08:00
{start: 0, stop: 77824, fileId: "4,0b3df938e301"},
{start: 77824, stop: 208896, fileId: "4,0b3f0c7202f0"},
{start: 208896, stop: 339968, fileId: "2,0b4031a72689"},
{start: 339968, stop: 471040, fileId: "3,0b416a557362"},
{start: 471040, stop: 472225, fileId: "6,0b3e0650019c"},
},
},
merge intervals
2018-05-21 08:06:09 +08:00
}
for i, testcase := range testcases {
log.Printf("++++++++++ merged test case %d ++++++++++++++++++++", i)
optimization: improve random range query for large files
2021-07-20 14:07:22 +08:00
intervals, _ := NonOverlappingVisibleIntervals(nil, testcase.Chunks, 0, math.MaxInt64)
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
x := -1
for visible := intervals.Front(); visible != nil; visible = visible.Next {
x++
interval := visible.Value
log.Printf("test case %d, interval start=%d, stop=%d, fileId=%s",
i, interval.start, interval.stop, interval.fileId)
minor
2018-05-29 05:32:16 +08:00
}
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
x = -1
for visible := intervals.Front(); visible != nil; visible = visible.Next {
x++
interval := visible.Value
merge intervals
2018-05-21 08:06:09 +08:00
if interval.start != testcase.Expected[x].start {
t.Fatalf("failed on test case %d, interval %d, start %d, expect %d",
i, x, interval.start, testcase.Expected[x].start)
}
if interval.stop != testcase.Expected[x].stop {
t.Fatalf("failed on test case %d, interval %d, stop %d, expect %d",
i, x, interval.stop, testcase.Expected[x].stop)
}
if interval.fileId != testcase.Expected[x].fileId {
t.Fatalf("failed on test case %d, interval %d, chunkId %s, expect %s",
i, x, interval.fileId, testcase.Expected[x].fileId)
}
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
if interval.offsetInChunk != testcase.Expected[x].offsetInChunk {
t.Fatalf("failed on test case %d, interval %d, offsetInChunk %d, expect %d",
i, x, interval.offsetInChunk, testcase.Expected[x].offsetInChunk)
read randomly written data
2020-08-17 06:16:46 +08:00
}
merge intervals
2018-05-21 08:06:09 +08:00
}
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
if intervals.Len() != len(testcase.Expected) {
t.Fatalf("failed to compact test case %d, len %d expected %d", i, intervals.Len(), len(testcase.Expected))
merge intervals
2018-05-21 08:06:09 +08:00
}
cleanup
2018-11-19 03:51:38 +08:00
merge intervals
2018-05-21 08:06:09 +08:00
}
}
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
func TestChunksReading(t *testing.T) {
testcases := []struct {
Chunks []*filer_pb.FileChunk
Offset int64
consistent 64bit size
2020-03-22 16:37:46 +08:00
Size int64
file handler directly read from volume servers this mostly works fine now! next: need to cache files to local disk
2018-05-24 16:22:37 +08:00
Expected []*ChunkView
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
}{
// case 0: normal
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 123},
{Offset: 100, Size: 100, FileId: "asdf", ModifiedTsNs: 134},
{Offset: 200, Size: 100, FileId: "fsad", ModifiedTsNs: 353},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
Offset: 0,
Size: 250,
file handler directly read from volume servers this mostly works fine now! next: need to cache files to local disk
2018-05-24 16:22:37 +08:00
Expected: []*ChunkView{
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{OffsetInChunk: 0, ViewSize: 100, FileId: "abc", ViewOffset: 0},
{OffsetInChunk: 0, ViewSize: 100, FileId: "asdf", ViewOffset: 100},
{OffsetInChunk: 0, ViewSize: 50, FileId: "fsad", ViewOffset: 200},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
},
// case 1: updates overwrite full chunks
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 123},
{Offset: 0, Size: 200, FileId: "asdf", ModifiedTsNs: 134},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
Offset: 50,
Size: 100,
file handler directly read from volume servers this mostly works fine now! next: need to cache files to local disk
2018-05-24 16:22:37 +08:00
Expected: []*ChunkView{
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{OffsetInChunk: 50, ViewSize: 100, FileId: "asdf", ViewOffset: 50},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
},
// case 2: updates overwrite part of previous chunks
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 3, Size: 100, FileId: "a", ModifiedTsNs: 123},
{Offset: 10, Size: 50, FileId: "b", ModifiedTsNs: 134},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
read randomly written data
2020-08-17 06:16:46 +08:00
Offset: 30,
Size: 40,
file handler directly read from volume servers this mostly works fine now! next: need to cache files to local disk
2018-05-24 16:22:37 +08:00
Expected: []*ChunkView{
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{OffsetInChunk: 20, ViewSize: 30, FileId: "b", ViewOffset: 30},
{OffsetInChunk: 57, ViewSize: 10, FileId: "a", ViewOffset: 60},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
},
// case 3: updates overwrite full chunks
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 123},
{Offset: 0, Size: 200, FileId: "asdf", ModifiedTsNs: 134},
{Offset: 50, Size: 250, FileId: "xxxx", ModifiedTsNs: 154},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
Offset: 0,
Size: 200,
file handler directly read from volume servers this mostly works fine now! next: need to cache files to local disk
2018-05-24 16:22:37 +08:00
Expected: []*ChunkView{
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{OffsetInChunk: 0, ViewSize: 50, FileId: "asdf", ViewOffset: 0},
{OffsetInChunk: 0, ViewSize: 150, FileId: "xxxx", ViewOffset: 50},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
},
// case 4: updates far away from prev chunks
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 123},
{Offset: 0, Size: 200, FileId: "asdf", ModifiedTsNs: 134},
{Offset: 250, Size: 250, FileId: "xxxx", ModifiedTsNs: 154},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
Offset: 0,
Size: 400,
file handler directly read from volume servers this mostly works fine now! next: need to cache files to local disk
2018-05-24 16:22:37 +08:00
Expected: []*ChunkView{
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{OffsetInChunk: 0, ViewSize: 200, FileId: "asdf", ViewOffset: 0},
{OffsetInChunk: 0, ViewSize: 150, FileId: "xxxx", ViewOffset: 250},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
},
// case 5: updates overwrite full chunks
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "a", ModifiedTsNs: 123},
{Offset: 0, Size: 200, FileId: "c", ModifiedTsNs: 184},
{Offset: 70, Size: 150, FileId: "b", ModifiedTsNs: 143},
{Offset: 80, Size: 100, FileId: "xxxx", ModifiedTsNs: 134},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
Offset: 0,
Size: 220,
file handler directly read from volume servers this mostly works fine now! next: need to cache files to local disk
2018-05-24 16:22:37 +08:00
Expected: []*ChunkView{
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{OffsetInChunk: 0, ViewSize: 200, FileId: "c", ViewOffset: 0},
{OffsetInChunk: 130, ViewSize: 20, FileId: "b", ViewOffset: 200},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
},
// case 6: same updates
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "abc", Fid: &filer_pb.FileId{FileKey: 1}, ModifiedTsNs: 123},
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{Offset: 0, Size: 100, FileId: "def", Fid: &filer_pb.FileId{FileKey: 2}, ModifiedTsNs: 124},
{Offset: 0, Size: 100, FileId: "xyz", Fid: &filer_pb.FileId{FileKey: 3}, ModifiedTsNs: 125},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
Offset: 0,
Size: 100,
file handler directly read from volume servers this mostly works fine now! next: need to cache files to local disk
2018-05-24 16:22:37 +08:00
Expected: []*ChunkView{
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{OffsetInChunk: 0, ViewSize: 100, FileId: "xyz", ViewOffset: 0},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
},
},
avoid empty chunk view
2018-05-25 14:19:56 +08:00
// case 7: edge cases
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 123},
{Offset: 100, Size: 100, FileId: "asdf", ModifiedTsNs: 134},
{Offset: 200, Size: 100, FileId: "fsad", ModifiedTsNs: 353},
avoid empty chunk view
2018-05-25 14:19:56 +08:00
},
Offset: 0,
Size: 200,
Expected: []*ChunkView{
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{OffsetInChunk: 0, ViewSize: 100, FileId: "abc", ViewOffset: 0},
{OffsetInChunk: 0, ViewSize: 100, FileId: "asdf", ViewOffset: 100},
avoid empty chunk view
2018-05-25 14:19:56 +08:00
},
},
add test cases
2020-01-27 04:47:23 +08:00
// case 8: edge cases
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 100, FileId: "abc", ModifiedTsNs: 123},
{Offset: 90, Size: 200, FileId: "asdf", ModifiedTsNs: 134},
{Offset: 190, Size: 300, FileId: "fsad", ModifiedTsNs: 353},
add test cases
2020-01-27 04:47:23 +08:00
},
Offset: 0,
Size: 300,
Expected: []*ChunkView{
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{OffsetInChunk: 0, ViewSize: 90, FileId: "abc", ViewOffset: 0},
{OffsetInChunk: 0, ViewSize: 100, FileId: "asdf", ViewOffset: 90},
{OffsetInChunk: 0, ViewSize: 110, FileId: "fsad", ViewOffset: 190},
add test cases
2020-01-27 04:47:23 +08:00
},
},
// case 9: edge cases
{
Chunks: []*filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
{Offset: 0, Size: 43175947, FileId: "2,111fc2cbfac1", ModifiedTsNs: 1},
{Offset: 43175936, Size: 52981771 - 43175936, FileId: "2,112a36ea7f85", ModifiedTsNs: 2},
{Offset: 52981760, Size: 72564747 - 52981760, FileId: "4,112d5f31c5e7", ModifiedTsNs: 3},
{Offset: 72564736, Size: 133255179 - 72564736, FileId: "1,113245f0cdb6", ModifiedTsNs: 4},
{Offset: 133255168, Size: 137269259 - 133255168, FileId: "3,1141a70733b5", ModifiedTsNs: 5},
{Offset: 137269248, Size: 153578836 - 137269248, FileId: "1,114201d5bbdb", ModifiedTsNs: 6},
add test cases
2020-01-27 04:47:23 +08:00
},
Offset: 0,
Size: 153578836,
Expected: []*ChunkView{
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
{OffsetInChunk: 0, ViewSize: 43175936, FileId: "2,111fc2cbfac1", ViewOffset: 0},
{OffsetInChunk: 0, ViewSize: 52981760 - 43175936, FileId: "2,112a36ea7f85", ViewOffset: 43175936},
{OffsetInChunk: 0, ViewSize: 72564736 - 52981760, FileId: "4,112d5f31c5e7", ViewOffset: 52981760},
{OffsetInChunk: 0, ViewSize: 133255168 - 72564736, FileId: "1,113245f0cdb6", ViewOffset: 72564736},
{OffsetInChunk: 0, ViewSize: 137269248 - 133255168, FileId: "3,1141a70733b5", ViewOffset: 133255168},
{OffsetInChunk: 0, ViewSize: 153578836 - 137269248, FileId: "1,114201d5bbdb", ViewOffset: 137269248},
add test cases
2020-01-27 04:47:23 +08:00
},
},
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
}
for i, testcase := range testcases {
read randomly written data
2020-08-17 06:16:46 +08:00
if i != 2 {
// continue
}
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
log.Printf("++++++++++ read test case %d ++++++++++++++++++++", i)
go code can read and write chunk manifest
2020-07-20 08:59:43 +08:00
chunks := ViewFromChunks(nil, testcase.Chunks, testcase.Offset, testcase.Size)
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
x := -1
for c := chunks.Front(); c != nil; c = c.Next {
x++
chunk := c.Value
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
log.Printf("read case %d, chunk %d, offset=%d, size=%d, fileId=%s",
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
i, x, chunk.OffsetInChunk, chunk.ViewSize, chunk.FileId)
if chunk.OffsetInChunk != testcase.Expected[x].OffsetInChunk {
read randomly written data
2020-08-17 06:16:46 +08:00
t.Fatalf("failed on read case %d, chunk %s, Offset %d, expect %d",
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
i, chunk.FileId, chunk.OffsetInChunk, testcase.Expected[x].OffsetInChunk)
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
}
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
if chunk.ViewSize != testcase.Expected[x].ViewSize {
t.Fatalf("failed on read case %d, chunk %s, ViewSize %d, expect %d",
i, chunk.FileId, chunk.ViewSize, testcase.Expected[x].ViewSize)
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
}
if chunk.FileId != testcase.Expected[x].FileId {
t.Fatalf("failed on read case %d, chunk %d, FileId %s, expect %s",
i, x, chunk.FileId, testcase.Expected[x].FileId)
}
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
if chunk.ViewOffset != testcase.Expected[x].ViewOffset {
t.Fatalf("failed on read case %d, chunk %d, ViewOffset %d, expect %d",
i, x, chunk.ViewOffset, testcase.Expected[x].ViewOffset)
file handler directly read from volume servers this mostly works fine now! next: need to cache files to local disk
2018-05-24 16:22:37 +08:00
}
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
}
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
if chunks.Len() != len(testcase.Expected) {
t.Fatalf("failed to read test case %d, len %d expected %d", i, chunks.Len(), len(testcase.Expected))
prepare to read from multiple file chunks
2018-05-24 13:28:54 +08:00
}
}
}
add benchmark test for merging intervals
2018-11-19 08:49:08 +08:00
adjust the tests
2018-11-19 09:05:36 +08:00
func BenchmarkCompactFileChunks(b *testing.B) {
add benchmark test for merging intervals
2018-11-19 08:49:08 +08:00
adjust the tests
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var chunks []*filer_pb.FileChunk
add benchmark test for merging intervals
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k := 1024
for n := 0; n < k; n++ {
chunks = append(chunks, &filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
2022-10-29 03:53:19 +08:00
Offset: int64(n * 100), Size: 100, FileId: fmt.Sprintf("fileId%d", n), ModifiedTsNs: int64(n),
add benchmark test for merging intervals
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})
chunks = append(chunks, &filer_pb.FileChunk{
refactor filer proto chunk variable from mtime to modified_ts_ns
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Offset: int64(n * 50), Size: 100, FileId: fmt.Sprintf("fileId%d", n+k), ModifiedTsNs: int64(n + k),
add benchmark test for merging intervals
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})
}
for n := 0; n < b.N; n++ {
go code can read and write chunk manifest
2020-07-20 08:59:43 +08:00
CompactFileChunks(nil, chunks)
add benchmark test for merging intervals
2018-11-19 08:49:08 +08:00
}
}
fix ViewFromVisibleIntervals
2020-08-16 15:49:26 +08:00
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
func addVisibleInterval(visibles *IntervalList[*VisibleInterval], x *VisibleInterval) {
visibles.AppendInterval(&Interval[*VisibleInterval]{
StartOffset: x.start,
StopOffset: x.stop,
TsNs: x.modifiedTsNs,
Value: x,
})
}
fix ViewFromVisibleIntervals
2020-08-16 15:49:26 +08:00
func TestViewFromVisibleIntervals(t *testing.T) {
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
visibles := NewIntervalList[*VisibleInterval]()
addVisibleInterval(visibles, &VisibleInterval{
start: 0,
stop: 25,
fileId: "fid1",
})
addVisibleInterval(visibles, &VisibleInterval{
start: 4096,
stop: 8192,
fileId: "fid2",
})
addVisibleInterval(visibles, &VisibleInterval{
start: 16384,
stop: 18551,
fileId: "fid3",
})
fix ViewFromVisibleIntervals
2020-08-16 15:49:26 +08:00
views := ViewFromVisibleIntervals(visibles, 0, math.MaxInt32)
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
if views.Len() != visibles.Len() {
assert.Equal(t, visibles.Len(), views.Len(), "ViewFromVisibleIntervals error")
fix ViewFromVisibleIntervals
2020-08-16 15:49:26 +08:00
}
read randomly written data
2020-08-17 06:16:46 +08:00
}
func TestViewFromVisibleIntervals2(t *testing.T) {
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
visibles := NewIntervalList[*VisibleInterval]()
addVisibleInterval(visibles, &VisibleInterval{
start: 344064,
stop: 348160,
fileId: "fid1",
})
addVisibleInterval(visibles, &VisibleInterval{
start: 348160,
stop: 356352,
fileId: "fid2",
})
read randomly written data
2020-08-17 06:16:46 +08:00
views := ViewFromVisibleIntervals(visibles, 0, math.MaxInt32)
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
if views.Len() != visibles.Len() {
assert.Equal(t, visibles.Len(), views.Len(), "ViewFromVisibleIntervals error")
read randomly written data
2020-08-17 06:16:46 +08:00
}
}
func TestViewFromVisibleIntervals3(t *testing.T) {
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
visibles := NewIntervalList[*VisibleInterval]()
addVisibleInterval(visibles, &VisibleInterval{
start: 1000,
stop: 2000,
fileId: "fid1",
})
addVisibleInterval(visibles, &VisibleInterval{
start: 3000,
stop: 4000,
fileId: "fid2",
})
read randomly written data
2020-08-17 06:16:46 +08:00
views := ViewFromVisibleIntervals(visibles, 1700, 1500)
more solid weed mount (#4089) * compare chunks by timestamp * fix slab clearing error * fix test compilation * move oldest chunk to sealed, instead of by fullness * lock on fh.entryViewCache * remove verbose logs * revert slat clearing * less logs * less logs * track write and read by timestamp * remove useless logic * add entry lock on file handle release * use mem chunk only, swap file chunk has problems * comment out code that maybe used later * add debug mode to compare data read and write * more efficient readResolvedChunks with linked list * small optimization * fix test compilation * minor fix on writer * add SeparateGarbageChunks * group chunks into sections * turn off debug mode * fix tests * fix tests * tmp enable swap file chunk * Revert "tmp enable swap file chunk" This reverts commit 985137ec472924e4815f258189f6ca9f2168a0a7. * simple refactoring * simple refactoring * do not re-use swap file chunk. Sealed chunks should not be re-used. * comment out debugging facilities * either mem chunk or swap file chunk is fine now * remove orderedMutex as *semaphore.Weighted not found impactful * optimize size calculation for changing large files * optimize performance to avoid going through the long list of chunks * still problems with swap file chunk * rename * tiny optimization * swap file chunk save only successfully read data * fix * enable both mem and swap file chunk * resolve chunks with range * rename * fix chunk interval list * also change file handle chunk group when adding chunks * pick in-active chunk with time-decayed counter * fix compilation * avoid nil with empty fh.entry * refactoring * rename * rename * refactor visible intervals to *list.List * refactor chunkViews to *list.List * add IntervalList for generic interval list * change visible interval to use IntervalList in generics * cahnge chunkViews to *IntervalList[*ChunkView] * use NewFileChunkSection to create * rename variables * refactor * fix renaming leftover * renaming * renaming * add insert interval * interval list adds lock * incrementally add chunks to readers Fixes: 1. set start and stop offset for the value object 2. clone the value object 3. use pointer instead of copy-by-value when passing to interval.Value 4. use insert interval since adding chunk could be out of order * fix tests compilation * fix tests compilation
2023-01-03 15:20:45 +08:00
if views.Len() != visibles.Len() {
assert.Equal(t, visibles.Len(), views.Len(), "ViewFromVisibleIntervals error")
read randomly written data
2020-08-17 06:16:46 +08:00
}
}
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