add memory buffer size limit

This commit is contained in:
Chris Lu 2020-04-20 17:43:50 -07:00
parent 258fba8a0f
commit 5eb83dfbd3

View File

@ -170,14 +170,15 @@ func (m *LogBuffer) ReadFromBuffer(lastReadTime time.Time) (bufferCopy *bytes.Bu
for i, buf := range m.prevBuffers.buffers {
if buf.startTime.After(lastReadTime) {
if i == 0 {
println("return the earliest in memory")
// println("return the earliest in memory", buf.startTime.UnixNano())
return copiedBytes(buf.buf[:buf.size])
}
return copiedBytes(buf.buf[:buf.size])
}
if !buf.startTime.After(lastReadTime) && buf.stopTime.After(lastReadTime) {
pos := buf.locateByTs(lastReadTime)
return copiedBytes(buf.buf[pos:])
// fmt.Printf("locate buffer[%d] pos %d\n", i, pos)
return copiedBytes(buf.buf[pos:buf.size])
}
}
return copiedBytes(m.buf[:m.pos])