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lib/storage: reduce the frequency (and overhead) for timeout and pace limiter checks by 4x

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This commit is contained in:
Aliaksandr Valialkin 2020-08-06 18:44:18 +03:00
parent 7dbe335426
commit 8e44fba76d
2 changed files with 11 additions and 11 deletions
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20
lib/storage/index_db.go
View file

@ -780,7 +780,7 @@ func (is *indexSearch) searchTagKeys(tks map[string]struct{}, maxTagKeys int) er
prefix := kb.B
ts.Seek(prefix)
for len(tks) < maxTagKeys && ts.NextItem() {
if loopsPaceLimiter&(1<<16) == 0 {
if loopsPaceLimiter&(1<<18) == 0 {
if err := checkSearchDeadlineAndPace(is.deadline); err != nil {
return err
}
@ -860,7 +860,7 @@ func (is *indexSearch) searchTagValues(tvs map[string]struct{}, tagKey []byte, m
prefix := kb.B
ts.Seek(prefix)
for len(tvs) < maxTagValues && ts.NextItem() {
if loopsPaceLimiter&(1<<16) == 0 {
if loopsPaceLimiter&(1<<18) == 0 {
if err := checkSearchDeadlineAndPace(is.deadline); err != nil {
return err
}
@ -936,7 +936,7 @@ func (is *indexSearch) getSeriesCount() (uint64, error) {
kb.B = marshalTagValue(kb.B, nil)
ts.Seek(kb.B)
for ts.NextItem() {
if loopsPaceLimiter&(1<<16) == 0 {
if loopsPaceLimiter&(1<<18) == 0 {
if err := checkSearchDeadlineAndPace(is.deadline); err != nil {
return 0, err
}
@ -1008,7 +1008,7 @@ func (is *indexSearch) getTSDBStatusForDate(date uint64, topN int) (*TSDBStatus,
prefix := kb.B
ts.Seek(prefix)
for ts.NextItem() {
if loopsPaceLimiter&(1<<16) == 0 {
if loopsPaceLimiter&(1<<18) == 0 {
if err := checkSearchDeadlineAndPace(is.deadline); err != nil {
return nil, err
}
@ -1532,7 +1532,7 @@ func (is *indexSearch) searchTSIDs(tfss []*TagFilters, tr TimeRange, maxMetrics
tsids := make([]TSID, len(metricIDs))
i := 0
for loopsPaceLimiter, metricID := range metricIDs {
if loopsPaceLimiter&(1<<10) == 0 {
if loopsPaceLimiter&(1<<12) == 0 {
if err := checkSearchDeadlineAndPace(is.deadline); err != nil {
return nil, err
}
@ -1604,7 +1604,7 @@ func (is *indexSearch) updateMetricIDsByMetricNameMatch(metricIDs, srcMetricIDs
mn := GetMetricName()
defer PutMetricName(mn)
for loopsPaceLimiter, metricID := range sortedMetricIDs {
if loopsPaceLimiter&(1<<10) == 0 {
if loopsPaceLimiter&(1<<12) == 0 {
if err := checkSearchDeadlineAndPace(is.deadline); err != nil {
return err
}
@ -2092,7 +2092,7 @@ func (is *indexSearch) getMetricIDsForTagFilterSlow(tf *tagFilter, maxLoops int,
prefix := tf.prefix
ts.Seek(prefix)
for ts.NextItem() {
if loopsPaceLimiter&(1<<14) == 0 {
if loopsPaceLimiter&(1<<16) == 0 {
if err := checkSearchDeadlineAndPace(is.deadline); err != nil {
return err
}
@ -2216,7 +2216,7 @@ func (is *indexSearch) updateMetricIDsForOrSuffixNoFilter(prefix []byte, maxMetr
loopsPaceLimiter := 0
ts.Seek(prefix)
for metricIDs.Len() < maxMetrics && ts.NextItem() {
if loopsPaceLimiter&(1<<16) == 0 {
if loopsPaceLimiter&(1<<18) == 0 {
if err := checkSearchDeadlineAndPace(is.deadline); err != nil {
return err
}
@ -2258,7 +2258,7 @@ func (is *indexSearch) updateMetricIDsForOrSuffixWithFilter(prefix []byte, metri
var sf []uint64
var metricID uint64
for ts.NextItem() {
if loopsPaceLimiter&(1<<12) == 0 {
if loopsPaceLimiter&(1<<14) == 0 {
if err := checkSearchDeadlineAndPace(is.deadline); err != nil {
return err
}
@ -2799,7 +2799,7 @@ func (is *indexSearch) updateMetricIDsForPrefix(prefix []byte, metricIDs *uint64
loopsPaceLimiter := 0
ts.Seek(prefix)
for ts.NextItem() {
if loopsPaceLimiter&(1<<16) == 0 {
if loopsPaceLimiter&(1<<18) == 0 {
if err := checkSearchDeadlineAndPace(is.deadline); err != nil {
return err
}

2
lib/storage/search.go
View file

@ -139,7 +139,7 @@ func (s *Search) NextMetricBlock() bool {
return false
}
for s.ts.NextBlock() {
if s.loops&(1<<10) == 0 {
if s.loops&(1<<12) == 0 {
if err := checkSearchDeadlineAndPace(s.deadline); err != nil {
s.err = err
return false