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app/vmselect: do not track queries with less than 1ms execution time at /api/v1/status/top_queries

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This should improve the readability and usefullness of the /api/v1/status/top_queries when debugging slow queries
or queries that take too much cpu time.
This commit is contained in:
Aliaksandr Valialkin 2021-07-15 16:44:26 +03:00
parent 4ba3fd9e6d
commit ca75432e66
4 changed files with 4 additions and 5 deletions
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2
README.md
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@ -1806,7 +1806,7 @@ Pass `-help` to VictoriaMetrics in order to see the list of supported command-li
-search.queryStats.lastQueriesCount int
Query stats for /api/v1/status/top_queries is tracked on this number of last queries. Zero value disables query stats tracking (default 20000)
-search.queryStats.minQueryDuration duration
The minimum duration for queries to track in query stats at /api/v1/status/top_queries. Queries with lower duration are ignored in query stats
The minimum duration for queries to track in query stats at /api/v1/status/top_queries. Queries with lower duration are ignored in query stats (default 1ms)
-search.resetCacheAuthKey string
Optional authKey for resetting rollup cache via /internal/resetRollupResultCache call
-search.treatDotsAsIsInRegexps

3
app/vmselect/querystats/querystats.go
View file

@ -14,8 +14,7 @@ import (
var (
lastQueriesCount = flag.Int("search.queryStats.lastQueriesCount", 20000, "Query stats for /api/v1/status/top_queries is tracked on this number of last queries. "+
"Zero value disables query stats tracking")
minQueryDuration = flag.Duration("search.queryStats.minQueryDuration", 0, "The minimum duration for queries to track in query stats at /api/v1/status/top_queries. "+
"Queries with lower duration are ignored in query stats")
minQueryDuration = flag.Duration("search.queryStats.minQueryDuration", time.Millisecond, "The minimum duration for queries to track in query stats at /api/v1/status/top_queries. Queries with lower duration are ignored in query stats")
)
var (

2
docs/README.md
View file

@ -1806,7 +1806,7 @@ Pass `-help` to VictoriaMetrics in order to see the list of supported command-li
-search.queryStats.lastQueriesCount int
Query stats for /api/v1/status/top_queries is tracked on this number of last queries. Zero value disables query stats tracking (default 20000)
-search.queryStats.minQueryDuration duration
The minimum duration for queries to track in query stats at /api/v1/status/top_queries. Queries with lower duration are ignored in query stats
The minimum duration for queries to track in query stats at /api/v1/status/top_queries. Queries with lower duration are ignored in query stats (default 1ms)
-search.resetCacheAuthKey string
Optional authKey for resetting rollup cache via /internal/resetRollupResultCache call
-search.treatDotsAsIsInRegexps

2
docs/Single-server-VictoriaMetrics.md
View file

@ -1810,7 +1810,7 @@ Pass `-help` to VictoriaMetrics in order to see the list of supported command-li
-search.queryStats.lastQueriesCount int
Query stats for /api/v1/status/top_queries is tracked on this number of last queries. Zero value disables query stats tracking (default 20000)
-search.queryStats.minQueryDuration duration
The minimum duration for queries to track in query stats at /api/v1/status/top_queries. Queries with lower duration are ignored in query stats
The minimum duration for queries to track in query stats at /api/v1/status/top_queries. Queries with lower duration are ignored in query stats (default 1ms)
-search.resetCacheAuthKey string
Optional authKey for resetting rollup cache via /internal/resetRollupResultCache call
-search.treatDotsAsIsInRegexps