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allow compact series merger to be configurable (#8836)

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Signed-off-by: yeya24 <yb532204897@gmail.com>
This commit is contained in:
Ben Ye 2021-05-18 12:38:37 -04:00 committed by GitHub
parent 7e7efaba32
commit 0a8912433a
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 22 additions and 15 deletions
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4
tsdb/block_test.go
View file

@ -323,7 +323,7 @@ func TestBlockSize(t *testing.T) {
require.NoError(t, err)
require.Equal(t, expAfterDelete, actAfterDelete, "after a delete reported block size doesn't match actual disk size")
c, err := NewLeveledCompactor(context.Background(), nil, log.NewNopLogger(), []int64{0}, nil)
c, err := NewLeveledCompactor(context.Background(), nil, log.NewNopLogger(), []int64{0}, nil, nil)
require.NoError(t, err)
blockDirAfterCompact, err := c.Compact(tmpdir, []string{blockInit.Dir()}, nil)
require.NoError(t, err)
@ -426,7 +426,7 @@ func createBlock(tb testing.TB, dir string, series []storage.Series) string {
}
func createBlockFromHead(tb testing.TB, dir string, head *Head) string {
compactor, err := NewLeveledCompactor(context.Background(), nil, log.NewNopLogger(), []int64{1000000}, nil)
compactor, err := NewLeveledCompactor(context.Background(), nil, log.NewNopLogger(), []int64{1000000}, nil, nil)
require.NoError(tb, err)
require.NoError(tb, os.MkdirAll(dir, 0777))

2
tsdb/blockwriter.go
View file

@ -100,7 +100,7 @@ func (w *BlockWriter) Flush(ctx context.Context) (ulid.ULID, error) {
nil,
w.logger,
[]int64{w.blockSize},
chunkenc.NewPool())
chunkenc.NewPool(), nil)
if err != nil {
return ulid.ULID{}, errors.Wrap(err, "create leveled compactor")
}

16
tsdb/compact.go
View file

@ -82,6 +82,7 @@ type LeveledCompactor struct {
chunkPool chunkenc.Pool
ctx context.Context
maxBlockChunkSegmentSize int64
mergeFunc storage.VerticalChunkSeriesMergeFunc
}
type compactorMetrics struct {
@ -145,11 +146,11 @@ func newCompactorMetrics(r prometheus.Registerer) *compactorMetrics {
}
// NewLeveledCompactor returns a LeveledCompactor.
func NewLeveledCompactor(ctx context.Context, r prometheus.Registerer, l log.Logger, ranges []int64, pool chunkenc.Pool) (*LeveledCompactor, error) {
return NewLeveledCompactorWithChunkSize(ctx, r, l, ranges, pool, chunks.DefaultChunkSegmentSize)
func NewLeveledCompactor(ctx context.Context, r prometheus.Registerer, l log.Logger, ranges []int64, pool chunkenc.Pool, mergeFunc storage.VerticalChunkSeriesMergeFunc) (*LeveledCompactor, error) {
return NewLeveledCompactorWithChunkSize(ctx, r, l, ranges, pool, chunks.DefaultChunkSegmentSize, mergeFunc)
}
func NewLeveledCompactorWithChunkSize(ctx context.Context, r prometheus.Registerer, l log.Logger, ranges []int64, pool chunkenc.Pool, maxBlockChunkSegmentSize int64) (*LeveledCompactor, error) {
func NewLeveledCompactorWithChunkSize(ctx context.Context, r prometheus.Registerer, l log.Logger, ranges []int64, pool chunkenc.Pool, maxBlockChunkSegmentSize int64, mergeFunc storage.VerticalChunkSeriesMergeFunc) (*LeveledCompactor, error) {
if len(ranges) == 0 {
return nil, errors.Errorf("at least one range must be provided")
}
@ -159,6 +160,9 @@ func NewLeveledCompactorWithChunkSize(ctx context.Context, r prometheus.Register
if l == nil {
l = log.NewNopLogger()
}
if mergeFunc == nil {
mergeFunc = storage.NewCompactingChunkSeriesMerger(storage.ChainedSeriesMerge)
}
return &LeveledCompactor{
ranges: ranges,
chunkPool: pool,
@ -166,6 +170,7 @@ func NewLeveledCompactorWithChunkSize(ctx context.Context, r prometheus.Register
metrics: newCompactorMetrics(r),
ctx: ctx,
maxBlockChunkSegmentSize: maxBlockChunkSegmentSize,
mergeFunc: mergeFunc,
}, nil
}
@ -746,8 +751,9 @@ func (c *LeveledCompactor) populateBlock(blocks []BlockReader, meta *BlockMeta,
set := sets[0]
if len(sets) > 1 {
// Merge series using compacting chunk series merger.
set = storage.NewMergeChunkSeriesSet(sets, storage.NewCompactingChunkSeriesMerger(storage.ChainedSeriesMerge))
// Merge series using specified chunk series merger.
// The default one is the compacting series merger.
set = storage.NewMergeChunkSeriesSet(sets, c.mergeFunc)
}
// Iterate over all sorted chunk series.

12
tsdb/compact_test.go
View file

@ -158,7 +158,7 @@ func TestNoPanicFor0Tombstones(t *testing.T) {
},
}
c, err := NewLeveledCompactor(context.Background(), nil, nil, []int64{50}, nil)
c, err := NewLeveledCompactor(context.Background(), nil, nil, []int64{50}, nil, nil)
require.NoError(t, err)
c.plan(metas)
@ -172,7 +172,7 @@ func TestLeveledCompactor_plan(t *testing.T) {
180,
540,
1620,
}, nil)
}, nil, nil)
require.NoError(t, err)
cases := map[string]struct {
@ -381,7 +381,7 @@ func TestRangeWithFailedCompactionWontGetSelected(t *testing.T) {
240,
720,
2160,
}, nil)
}, nil, nil)
require.NoError(t, err)
cases := []struct {
@ -431,7 +431,7 @@ func TestCompactionFailWillCleanUpTempDir(t *testing.T) {
240,
720,
2160,
}, nil)
}, nil, nil)
require.NoError(t, err)
tmpdir, err := ioutil.TempDir("", "test")
@ -940,7 +940,7 @@ func TestCompaction_populateBlock(t *testing.T) {
blocks = append(blocks, &mockBReader{ir: ir, cr: cr, mint: mint, maxt: maxt})
}
c, err := NewLeveledCompactor(context.Background(), nil, nil, []int64{0}, nil)
c, err := NewLeveledCompactor(context.Background(), nil, nil, []int64{0}, nil, nil)
require.NoError(t, err)
meta := &BlockMeta{
@ -1065,7 +1065,7 @@ func BenchmarkCompaction(b *testing.B) {
blockDirs = append(blockDirs, block.Dir())
}
c, err := NewLeveledCompactor(context.Background(), nil, log.NewNopLogger(), []int64{0}, nil)
c, err := NewLeveledCompactor(context.Background(), nil, log.NewNopLogger(), []int64{0}, nil, nil)
require.NoError(b, err)
b.ResetTimer()

3
tsdb/db.go
View file

@ -370,6 +370,7 @@ func (db *DBReadOnly) FlushWAL(dir string) (returnErr error) {
db.logger,
ExponentialBlockRanges(DefaultOptions().MinBlockDuration, 3, 5),
chunkenc.NewPool(),
nil,
)
if err != nil {
return errors.Wrap(err, "create leveled compactor")
@ -648,7 +649,7 @@ func open(dir string, l log.Logger, r prometheus.Registerer, opts *Options, rngs
var err error
ctx, cancel := context.WithCancel(context.Background())
db.compactor, err = NewLeveledCompactorWithChunkSize(ctx, r, l, rngs, db.chunkPool, opts.MaxBlockChunkSegmentSize)
db.compactor, err = NewLeveledCompactorWithChunkSize(ctx, r, l, rngs, db.chunkPool, opts.MaxBlockChunkSegmentSize, nil)
if err != nil {
cancel()
return nil, errors.Wrap(err, "create leveled compactor")