mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
synced 2024-12-25 20:00:06 +01:00
b958fc7846
The commit 5fb45173ae takes into account only newly registered series
when applying cardinality limits. This means that the cardinality limit could be exceeded with already registered series.
This commit returns back accounting for already registered series when applying cardinality limits.
352 lines
9.8 KiB
Go
352 lines
9.8 KiB
Go
package storage
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"regexp"
|
|
"strconv"
|
|
"testing"
|
|
"time"
|
|
)
|
|
|
|
func BenchmarkRegexpFilterMatch(b *testing.B) {
|
|
b.ReportAllocs()
|
|
b.RunParallel(func(pb *testing.PB) {
|
|
re := regexp.MustCompile(`.*foo-bar-baz.*`)
|
|
b := []byte("fdsffd foo-bar-baz assd fdsfad dasf dsa")
|
|
for pb.Next() {
|
|
if !re.Match(b) {
|
|
panic("BUG: regexp must match!")
|
|
}
|
|
b[0]++
|
|
}
|
|
})
|
|
}
|
|
|
|
func BenchmarkRegexpFilterMismatch(b *testing.B) {
|
|
b.ReportAllocs()
|
|
b.RunParallel(func(pb *testing.PB) {
|
|
re := regexp.MustCompile(`.*foo-bar-baz.*`)
|
|
b := []byte("fdsffd foo-bar sfddsf assd nmn,mfdsdsakj")
|
|
for pb.Next() {
|
|
if re.Match(b) {
|
|
panic("BUG: regexp mustn't match!")
|
|
}
|
|
b[0]++
|
|
}
|
|
})
|
|
}
|
|
|
|
func BenchmarkIndexDBAddTSIDs(b *testing.B) {
|
|
const recordsPerLoop = 1e3
|
|
|
|
s := newTestStorage()
|
|
defer stopTestStorage(s)
|
|
|
|
dbName := nextIndexDBTableName()
|
|
var isReadOnly uint32
|
|
db, err := openIndexDB(dbName, s, 0, &isReadOnly)
|
|
if err != nil {
|
|
b.Fatalf("cannot open indexDB: %s", err)
|
|
}
|
|
defer func() {
|
|
db.MustClose()
|
|
if err := os.RemoveAll(dbName); err != nil {
|
|
b.Fatalf("cannot remove indexDB: %s", err)
|
|
}
|
|
}()
|
|
|
|
b.ReportAllocs()
|
|
b.SetBytes(recordsPerLoop)
|
|
b.ResetTimer()
|
|
b.RunParallel(func(pb *testing.PB) {
|
|
var mn MetricName
|
|
var tsid TSID
|
|
|
|
// The most common tags.
|
|
mn.Tags = []Tag{
|
|
{
|
|
Key: []byte("job"),
|
|
},
|
|
{
|
|
Key: []byte("instance"),
|
|
},
|
|
}
|
|
|
|
startOffset := 0
|
|
for pb.Next() {
|
|
benchmarkIndexDBAddTSIDs(db, &tsid, &mn, startOffset, recordsPerLoop)
|
|
startOffset += recordsPerLoop
|
|
}
|
|
})
|
|
b.StopTimer()
|
|
}
|
|
|
|
func benchmarkIndexDBAddTSIDs(db *indexDB, tsid *TSID, mn *MetricName, startOffset, recordsPerLoop int) {
|
|
var metricName []byte
|
|
var metricNameRaw []byte
|
|
is := db.getIndexSearch(noDeadline)
|
|
defer db.putIndexSearch(is)
|
|
for i := 0; i < recordsPerLoop; i++ {
|
|
mn.MetricGroup = strconv.AppendUint(mn.MetricGroup[:0], uint64(i+startOffset), 10)
|
|
for j := range mn.Tags {
|
|
mn.Tags[j].Value = strconv.AppendUint(mn.Tags[j].Value[:0], uint64(i*j), 16)
|
|
}
|
|
mn.sortTags()
|
|
metricName = mn.Marshal(metricName[:0])
|
|
metricNameRaw = mn.marshalRaw(metricNameRaw[:0])
|
|
if err := is.GetOrCreateTSIDByName(tsid, metricName, metricNameRaw, 0); err != nil {
|
|
panic(fmt.Errorf("cannot insert record: %w", err))
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkHeadPostingForMatchers(b *testing.B) {
|
|
// This benchmark is equivalent to https://github.com/prometheus/prometheus/blob/23c0299d85bfeb5d9b59e994861553a25ca578e5/tsdb/head_bench_test.go#L52
|
|
// See https://www.robustperception.io/evaluating-performance-and-correctness for more details.
|
|
s := newTestStorage()
|
|
defer stopTestStorage(s)
|
|
|
|
dbName := nextIndexDBTableName()
|
|
var isReadOnly uint32
|
|
db, err := openIndexDB(dbName, s, 0, &isReadOnly)
|
|
if err != nil {
|
|
b.Fatalf("cannot open indexDB: %s", err)
|
|
}
|
|
defer func() {
|
|
db.MustClose()
|
|
if err := os.RemoveAll(dbName); err != nil {
|
|
b.Fatalf("cannot remove indexDB: %s", err)
|
|
}
|
|
}()
|
|
|
|
// Fill the db with data as in https://github.com/prometheus/prometheus/blob/23c0299d85bfeb5d9b59e994861553a25ca578e5/tsdb/head_bench_test.go#L66
|
|
var mn MetricName
|
|
var metricName []byte
|
|
var metricNameRaw []byte
|
|
var tsid TSID
|
|
is := db.getIndexSearch(noDeadline)
|
|
defer db.putIndexSearch(is)
|
|
addSeries := func(kvs ...string) {
|
|
mn.Reset()
|
|
for i := 0; i < len(kvs); i += 2 {
|
|
mn.AddTag(kvs[i], kvs[i+1])
|
|
}
|
|
mn.sortTags()
|
|
metricName = mn.Marshal(metricName[:0])
|
|
metricNameRaw = mn.marshalRaw(metricNameRaw[:0])
|
|
if err := is.createTSIDByName(&tsid, metricName, metricNameRaw, 0); err != nil {
|
|
b.Fatalf("cannot insert record: %s", err)
|
|
}
|
|
}
|
|
for n := 0; n < 10; n++ {
|
|
ns := strconv.Itoa(n)
|
|
for i := 0; i < 100000; i++ {
|
|
ix := strconv.Itoa(i)
|
|
addSeries("i", ix, "n", ns, "j", "foo")
|
|
// Have some series that won't be matched, to properly test inverted matches.
|
|
addSeries("i", ix, "n", ns, "j", "bar")
|
|
addSeries("i", ix, "n", "0_"+ns, "j", "bar")
|
|
addSeries("i", ix, "n", "1_"+ns, "j", "bar")
|
|
addSeries("i", ix, "n", "2_"+ns, "j", "foo")
|
|
}
|
|
}
|
|
|
|
// Make sure all the items can be searched.
|
|
db.tb.DebugFlush()
|
|
b.ResetTimer()
|
|
|
|
benchSearch := func(b *testing.B, tfs *TagFilters, expectedMetricIDs int) {
|
|
is := db.getIndexSearch(noDeadline)
|
|
defer db.putIndexSearch(is)
|
|
tfss := []*TagFilters{tfs}
|
|
tr := TimeRange{
|
|
MinTimestamp: 0,
|
|
MaxTimestamp: timestampFromTime(time.Now()),
|
|
}
|
|
for i := 0; i < b.N; i++ {
|
|
metricIDs, err := is.searchMetricIDs(nil, tfss, tr, 2e9)
|
|
if err != nil {
|
|
b.Fatalf("unexpected error in searchMetricIDs: %s", err)
|
|
}
|
|
if len(metricIDs) != expectedMetricIDs {
|
|
b.Fatalf("unexpected metricIDs found; got %d; want %d", len(metricIDs), expectedMetricIDs)
|
|
}
|
|
}
|
|
}
|
|
addTagFilter := func(tfs *TagFilters, key, value string, isNegative, isRegexp bool) {
|
|
if err := tfs.Add([]byte(key), []byte(value), isNegative, isRegexp); err != nil {
|
|
b.Fatalf("cannot add tag filter %q=%q, isNegative=%v, isRegexp=%v", key, value, isNegative, isRegexp)
|
|
}
|
|
}
|
|
|
|
b.Run(`n="1"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
benchSearch(b, tfs, 2e5)
|
|
})
|
|
b.Run(`n="1",j="foo"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
addTagFilter(tfs, "j", "foo", false, false)
|
|
benchSearch(b, tfs, 1e5)
|
|
})
|
|
b.Run(`j="foo",n="1"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "j", "foo", false, false)
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
benchSearch(b, tfs, 1e5)
|
|
})
|
|
b.Run(`n="1",j!="foo"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
addTagFilter(tfs, "j", "foo", true, false)
|
|
benchSearch(b, tfs, 1e5)
|
|
})
|
|
b.Run(`i=~".*"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "i", ".*", false, true)
|
|
benchSearch(b, tfs, 0)
|
|
})
|
|
b.Run(`i=~".+"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "i", ".+", false, true)
|
|
benchSearch(b, tfs, 5e6)
|
|
})
|
|
b.Run(`i=~""`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "i", "", false, true)
|
|
benchSearch(b, tfs, 0)
|
|
})
|
|
b.Run(`i!=""`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "i", "", true, false)
|
|
benchSearch(b, tfs, 5e6)
|
|
})
|
|
b.Run(`n="1",i=~".*",j="foo"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
addTagFilter(tfs, "i", ".*", false, true)
|
|
addTagFilter(tfs, "j", "foo", false, false)
|
|
benchSearch(b, tfs, 1e5)
|
|
})
|
|
b.Run(`n="1",i=~".*",i!="2",j="foo"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
addTagFilter(tfs, "i", ".*", false, true)
|
|
addTagFilter(tfs, "i", "2", true, false)
|
|
addTagFilter(tfs, "j", "foo", false, false)
|
|
benchSearch(b, tfs, 1e5-1)
|
|
})
|
|
b.Run(`n="1",i!=""`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
addTagFilter(tfs, "i", "", true, false)
|
|
benchSearch(b, tfs, 2e5)
|
|
})
|
|
b.Run(`n="1",i!="",j="foo"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
addTagFilter(tfs, "i", "", true, false)
|
|
addTagFilter(tfs, "j", "foo", false, false)
|
|
benchSearch(b, tfs, 1e5)
|
|
})
|
|
b.Run(`n="1",i=~".+",j="foo"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
addTagFilter(tfs, "i", ".+", false, true)
|
|
addTagFilter(tfs, "j", "foo", false, false)
|
|
benchSearch(b, tfs, 1e5)
|
|
})
|
|
b.Run(`n="1",i=~"1.+",j="foo"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
addTagFilter(tfs, "i", "1.+", false, true)
|
|
addTagFilter(tfs, "j", "foo", false, false)
|
|
benchSearch(b, tfs, 11110)
|
|
})
|
|
b.Run(`n="1",i=~".+",i!="2",j="foo"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
addTagFilter(tfs, "i", ".+", false, true)
|
|
addTagFilter(tfs, "i", "2", true, false)
|
|
addTagFilter(tfs, "j", "foo", false, false)
|
|
benchSearch(b, tfs, 1e5-1)
|
|
})
|
|
b.Run(`n="1",i=~".+",i!~"2.*",j="foo"`, func(b *testing.B) {
|
|
tfs := NewTagFilters()
|
|
addTagFilter(tfs, "n", "1", false, false)
|
|
addTagFilter(tfs, "i", ".+", false, true)
|
|
addTagFilter(tfs, "i", "2.*", true, true)
|
|
addTagFilter(tfs, "j", "foo", false, false)
|
|
benchSearch(b, tfs, 88889)
|
|
})
|
|
}
|
|
|
|
func BenchmarkIndexDBGetTSIDs(b *testing.B) {
|
|
s := newTestStorage()
|
|
defer stopTestStorage(s)
|
|
|
|
dbName := nextIndexDBTableName()
|
|
var isReadOnly uint32
|
|
db, err := openIndexDB(dbName, s, 0, &isReadOnly)
|
|
if err != nil {
|
|
b.Fatalf("cannot open indexDB: %s", err)
|
|
}
|
|
defer func() {
|
|
db.MustClose()
|
|
if err := os.RemoveAll(dbName); err != nil {
|
|
b.Fatalf("cannot remove indexDB: %s", err)
|
|
}
|
|
}()
|
|
|
|
const recordsPerLoop = 1000
|
|
const recordsCount = 1e5
|
|
|
|
// Fill the db with recordsCount records.
|
|
var mn MetricName
|
|
mn.MetricGroup = []byte("rps")
|
|
for i := 0; i < 2; i++ {
|
|
key := fmt.Sprintf("key_%d", i)
|
|
value := fmt.Sprintf("value_%d", i)
|
|
mn.AddTag(key, value)
|
|
}
|
|
var tsid TSID
|
|
var metricName []byte
|
|
var metricNameRaw []byte
|
|
|
|
is := db.getIndexSearch(noDeadline)
|
|
defer db.putIndexSearch(is)
|
|
for i := 0; i < recordsCount; i++ {
|
|
mn.sortTags()
|
|
metricName = mn.Marshal(metricName[:0])
|
|
metricNameRaw = mn.marshalRaw(metricName[:0])
|
|
if err := is.GetOrCreateTSIDByName(&tsid, metricName, metricNameRaw, 0); err != nil {
|
|
b.Fatalf("cannot insert record: %s", err)
|
|
}
|
|
}
|
|
|
|
b.SetBytes(recordsPerLoop)
|
|
b.ReportAllocs()
|
|
b.ResetTimer()
|
|
b.RunParallel(func(pb *testing.PB) {
|
|
var tsidLocal TSID
|
|
var metricNameLocal []byte
|
|
var metricNameLocalRaw []byte
|
|
mnLocal := mn
|
|
is := db.getIndexSearch(noDeadline)
|
|
defer db.putIndexSearch(is)
|
|
for pb.Next() {
|
|
for i := 0; i < recordsPerLoop; i++ {
|
|
mnLocal.sortTags()
|
|
metricNameLocal = mnLocal.Marshal(metricNameLocal[:0])
|
|
metricNameLocalRaw = mnLocal.marshalRaw(metricNameLocalRaw[:0])
|
|
if err := is.GetOrCreateTSIDByName(&tsidLocal, metricNameLocal, metricNameLocalRaw, 0); err != nil {
|
|
panic(fmt.Errorf("cannot obtain tsid: %w", err))
|
|
}
|
|
}
|
|
}
|
|
})
|
|
b.StopTimer()
|
|
}
|