mudhorn/prometheus
1
0
Fork 0
mirror of https://github.com/prometheus/prometheus.git synced 2024-12-23 12:44:05 -08:00
Code Issues Actions 6 Packages Projects Releases Wiki Activity

Nits after PR 10051 merge (#10159)

Browse source 
Signed-off-by: Marco Pracucci <marco@pracucci.com>

Co-authored-by: Marco Pracucci <marco@pracucci.com>
This commit is contained in:
Mauro Stettler 2022-01-19 11:50:35 -03:00 committed by GitHub
parent 7e74557998
commit bf959b36cb
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 6 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
tsdb/chunks/chunk_write_queue.go
View file

@ -34,7 +34,7 @@ type chunkWriteJob struct {
// chunkWriteQueue is a queue for writing chunks to disk in a non-blocking fashion.
// Chunks that shall be written get added to the queue, which is consumed asynchronously.
// Adding jobs to the job is non-blocking as long as the queue isn't full.
// Adding jobs to the queue is non-blocking as long as the queue isn't full.
type chunkWriteQueue struct {
jobs chan chunkWriteJob

10
tsdb/chunks/head_chunks.go
View file

@ -61,7 +61,7 @@ const (
CRCSize = 4
// MaxHeadChunkMetaSize is the max size of an mmapped chunks minus the chunks data.
// Max because the uvarint size can be smaller.
MaxHeadChunkMetaSize = SeriesRefSize + 2*MintMaxtSize + ChunksFormatVersionSize + MaxChunkLengthFieldSize + CRCSize
MaxHeadChunkMetaSize = SeriesRefSize + 2*MintMaxtSize + ChunkEncodingSize + MaxChunkLengthFieldSize + CRCSize
// MinWriteBufferSize is the minimum write buffer size allowed.
MinWriteBufferSize = 64 * 1024 // 64KB.
// MaxWriteBufferSize is the maximum write buffer size allowed.
@ -113,7 +113,7 @@ func (f *chunkPos) getNextChunkRef(chk chunkenc.Chunk) (chkRef ChunkDiskMapperRe
chkLen := uint64(len(chk.Bytes()))
bytesToWrite := f.bytesToWriteForChunk(chkLen)
if f.shouldCutNewFile(chkLen) {
if f.shouldCutNewFile(bytesToWrite) {
f.toNewFile()
f.cutFile = false
cutFile = true
@ -144,14 +144,14 @@ func (f *chunkPos) initSeq(seq uint64) {
}
// shouldCutNewFile returns whether a new file should be cut based on the file size.
// The read or write lock on chunkPos must be held when calling this.
func (f *chunkPos) shouldCutNewFile(chunkSize uint64) bool {
// Not thread safe, a lock must be held when calling this.
func (f *chunkPos) shouldCutNewFile(bytesToWrite uint64) bool {
if f.cutFile {
return true
}
return f.offset == 0 || // First head chunk file.
f.offset+chunkSize+MaxHeadChunkMetaSize > MaxHeadChunkFileSize // Exceeds the max head chunk file size.
f.offset+bytesToWrite > MaxHeadChunkFileSize // Exceeds the max head chunk file size.
}
// bytesToWriteForChunk returns the number of bytes that will need to be written for the given chunk size,