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Convert some metrics to Histograms (#50420)

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Because Summary metrics can not be aggreated, convert them to histograms
so that users with HA deployments can use these metrics.
* Convert metrics registration to promauto.
* Improve help text style.

Signed-off-by: SuperQ <superq@gmail.com>
This commit is contained in:
Ben Kochie
2022-06-15 13:19:43 +02:00
committed by GitHub
parent 390b7d084e
commit 68691d7775
4 changed files with 70 additions and 68 deletions
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20
pkg/services/ngalert/schedule/schedule_unit_test.go
View File

@@ -441,10 +441,22 @@ func TestSchedule_ruleRoutine(t *testing.T) {
// duration metric has 0 values because of mocked clock that do not advance
expectedMetric := fmt.Sprintf(
`# HELP grafana_alerting_rule_evaluation_duration_seconds The duration for a rule to execute.
# TYPE grafana_alerting_rule_evaluation_duration_seconds summary
grafana_alerting_rule_evaluation_duration_seconds{org="%[1]d",quantile="0.5"} 0
grafana_alerting_rule_evaluation_duration_seconds{org="%[1]d",quantile="0.9"} 0
grafana_alerting_rule_evaluation_duration_seconds{org="%[1]d",quantile="0.99"} 0
# TYPE grafana_alerting_rule_evaluation_duration_seconds histogram
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="0.005"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="0.01"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="0.025"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="0.05"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="0.1"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="0.25"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="0.5"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="1"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="2.5"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="5"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="10"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="25"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="50"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="100"} 1
grafana_alerting_rule_evaluation_duration_seconds_bucket{org="%[1]d",le="+Inf"} 1
grafana_alerting_rule_evaluation_duration_seconds_sum{org="%[1]d"} 0
grafana_alerting_rule_evaluation_duration_seconds_count{org="%[1]d"} 1
# HELP grafana_alerting_rule_evaluation_failures_total The total number of rule evaluation failures.