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query: set default evaluation interval #1028

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Apr 11, 2019
Merged

query: set default evaluation interval #1028

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4 changes: 4 additions & 0 deletions cmd/thanos/query.go
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Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,8 @@ func registerQuery(m map[string]setupFunc, app *kingpin.Application, name string
enablePartialResponse := cmd.Flag("query.partial-response", "Enable partial response for queries if no partial_response param is specified.").
Default("true").Bool()

defaultEvaluationInterval := modelDuration(cmd.Flag("query.default-evaluation-interval", "Set default evaluation interval for sub queries.").Default("1m"))

storeResponseTimeout := modelDuration(cmd.Flag("store.response-timeout", "If a Store doesn't send any data in this specified duration then a Store will be ignored and partial data will be returned if it's enabled. 0 disables timeout.").Default("0ms"))

m[name] = func(g *run.Group, logger log.Logger, reg *prometheus.Registry, tracer opentracing.Tracer, _ bool) error {
Expand Down Expand Up @@ -127,6 +129,8 @@ func registerQuery(m map[string]setupFunc, app *kingpin.Application, name string
fileSD = file.NewDiscovery(conf, logger)
}

promql.SetDefaultEvaluationInterval(time.Duration(*defaultEvaluationInterval))

return runQuery(
g,
logger,
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3 changes: 3 additions & 0 deletions docs/components/query.md
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Expand Up @@ -301,6 +301,9 @@ Flags:
if no max_source_resolution param is specified.
--query.partial-response Enable partial response for queries if no
partial_response param is specified.
--query.default-evaluation-interval=1m
Set default evaluation interval for sub
queries.
--store.response-timeout=0ms
If a Store doesn't send any data in this
specified duration then a Store will be ignored
Expand Down