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mirror of https://github.com/seaweedfs/seaweedfs.git synced 2024-12-18 20:57:49 +08:00

randomize benchmark content

fix https://github.com/chrislusf/seaweedfs/issues/1294
This commit is contained in:
Chris Lu 2020-04-28 01:50:56 -07:00
parent fb81f12686
commit eab4c9219c

View File

@ -227,7 +227,7 @@ func writeFiles(idChan chan int, fileIdLineChan chan string, s *stat) {
start := time.Now()
fileSize := int64(*b.fileSize + random.Intn(64))
fp := &operation.FilePart{
Reader: &FakeReader{id: uint64(id), size: fileSize},
Reader: &FakeReader{id: uint64(id), size: fileSize, random: random},
FileSize: fileSize,
MimeType: "image/bench", // prevent gzip benchmark content
}
@ -552,6 +552,7 @@ func (s *stats) printStats() {
type FakeReader struct {
id uint64 // an id number
size int64 // max bytes
random *rand.Rand
}
func (l *FakeReader) Read(p []byte) (n int, err error) {
@ -567,6 +568,7 @@ func (l *FakeReader) Read(p []byte) (n int, err error) {
for i := 0; i < 8; i++ {
p[i] = byte(l.id >> uint(i*8))
}
l.random.Read(p[8:])
}
l.size -= int64(n)
return