root
/
prometheus
mirror of https://github.com/prometheus/prometheus.git
1
0
Fork 0
Code Issues Actions 3 Packages Projects Releases Wiki Activity

fix rwv2 build write request benchmark, also change how the memory usage (#14925) 

is reported for these benchmarks to more accurately reflect what's
actually allocated

Signed-off-by: Callum Styan <callumstyan@gmail.com>
This commit is contained in:
Callum Styan 2024-09-17 23:04:10 -07:00 committed by GitHub
parent b8d1336d42
commit c328d5fc88
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 27 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

63
storage/remote/queue_manager_test.go
View File

@ -1859,13 +1859,6 @@ func BenchmarkBuildWriteRequest(b *testing.B) {
}
pBuf := proto.NewBuffer(nil)
// Warmup buffers
for i := 0; i < 10; i++ {
populateTimeSeries(batch, seriesBuff, true, true)
buildWriteRequest(noopLogger, seriesBuff, nil, pBuf, &buff, nil, "snappy")
}
b.ResetTimer()
totalSize := 0
for i := 0; i < b.N; i++ {
populateTimeSeries(batch, seriesBuff, true, true)
@ -1897,45 +1890,43 @@ func BenchmarkBuildWriteRequest(b *testing.B) {
func BenchmarkBuildV2WriteRequest(b *testing.B) {
noopLogger := log.NewNopLogger()
type testcase struct {
batch []timeSeries
}
testCases := []testcase{
{createDummyTimeSeries(2)},
{createDummyTimeSeries(10)},
{createDummyTimeSeries(100)},
}
for _, tc := range testCases {
bench := func(b *testing.B, batch []timeSeries) {
symbolTable := writev2.NewSymbolTable()
buff := make([]byte, 0)
seriesBuff := make([]writev2.TimeSeries, len(tc.batch))
seriesBuff := make([]writev2.TimeSeries, len(batch))
for i := range seriesBuff {
seriesBuff[i].Samples = []writev2.Sample{{}}
seriesBuff[i].Exemplars = []writev2.Exemplar{{}}
}
pBuf := []byte{}
// Warmup buffers
for i := 0; i < 10; i++ {
populateV2TimeSeries(&symbolTable, tc.batch, seriesBuff, true, true)
buildV2WriteRequest(noopLogger, seriesBuff, symbolTable.Symbols(), &pBuf, &buff, nil, "snappy")
}
b.Run(fmt.Sprintf("%d-instances", len(tc.batch)), func(b *testing.B) {
totalSize := 0
for j := 0; j < b.N; j++ {
populateV2TimeSeries(&symbolTable, tc.batch, seriesBuff, true, true)
b.ResetTimer()
req, _, _, err := buildV2WriteRequest(noopLogger, seriesBuff, symbolTable.Symbols(), &pBuf, &buff, nil, "snappy")
if err != nil {
b.Fatal(err)
}
symbolTable.Reset()
totalSize += len(req)
b.ReportMetric(float64(totalSize)/float64(b.N), "compressedSize/op")
totalSize := 0
for i := 0; i < b.N; i++ {
populateV2TimeSeries(&symbolTable, batch, seriesBuff, true, true)
req, _, _, err := buildV2WriteRequest(noopLogger, seriesBuff, symbolTable.Symbols(), &pBuf, &buff, nil, "snappy")
if err != nil {
b.Fatal(err)
}
})
totalSize += len(req)
b.ReportMetric(float64(totalSize)/float64(b.N), "compressedSize/op")
}
}
twoBatch := createDummyTimeSeries(2)
tenBatch := createDummyTimeSeries(10)
hundredBatch := createDummyTimeSeries(100)
b.Run("2 instances", func(b *testing.B) {
bench(b, twoBatch)
})
b.Run("10 instances", func(b *testing.B) {
bench(b, tenBatch)
})
b.Run("1k instances", func(b *testing.B) {
bench(b, hundredBatch)
})
}
func TestDropOldTimeSeries(t *testing.T) {