diff --git a/_data/rules.yml b/_data/rules.yml index d33d641..f8651d6 100644 --- a/_data/rules.yml +++ b/_data/rules.yml @@ -396,6 +396,10 @@ groups: query: 'sum(increase(container_cpu_cfs_throttled_periods_total{container!=""}[5m])) by (container, pod, namespace) / sum(increase(container_cpu_cfs_periods_total[5m])) by (container, pod, namespace) > ( 25 / 100 )' severity: warning for: 5m + - name: Container high low change CPU usage + description: This alert rule monitors the absolute change in CPU usage within a time window and triggers an alert when the change exceeds 25%. + query: '(abs((sum by (instance, name) (rate(container_cpu_usage_seconds_total{name!=""}[1m])) * 100) - (sum by (instance, name) (rate(container_cpu_usage_seconds_total{name!=""}[1m] offset 1m)) * 100)) or abs((sum by (instance, name) (rate(container_cpu_usage_seconds_total{name!=""}[1m])) * 100) - (sum by (instance, name) (rate(container_cpu_usage_seconds_total{name!=""}[5m] offset 1m)) * 100))) > 25' + severity: info - name: Container Low CPU utilization description: Container CPU utilization is under 20% for 1 week. Consider reducing the allocated CPU. query: '(sum(rate(container_cpu_usage_seconds_total{container!=""}[5m])) by (pod, container) / sum(container_spec_cpu_quota{container!=""}/container_spec_cpu_period{container!=""}) by (pod, container) * 100) < 20' diff --git a/dist/rules/docker-containers/google-cadvisor.yml b/dist/rules/docker-containers/google-cadvisor.yml index cfbc333..02ca9c3 100644 --- a/dist/rules/docker-containers/google-cadvisor.yml +++ b/dist/rules/docker-containers/google-cadvisor.yml @@ -57,6 +57,16 @@ groups: annotations: summary: Container high throttle rate (instance {{ $labels.instance }}) description: "Container is being throttled\n VALUE = {{ $value }}\n LABELS = {{ $labels }}" + + - alert: ContainerHighLowChangeCpuUsage + expr: '(abs(( sum by (instance, name) (rate(container_cpu_usage_seconds_total{name!=""}[1m])) * 100)- ( sum by (instance, name) (rate(container_cpu_usage_seconds_total{name!=""}[1m] offset 1m)) * 100)) or abs(( sum by (instance, name) (rate(container_cpu_usage_seconds_total{name!=""}[1m])) * 100)- ( sum by (instance, name) (rate(container_cpu_usage_seconds_total{name!=""}[5m] offset 1m)) * 100)) )>25' + for: 0m + labels: + severity: info + annotations: + summary: Container change CPU utilization (instance {{ $labels.instance }}) + description: "This alert rule monitors the absolute change in CPU usage within a time window and triggers an alert when the change exceeds 25%.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}" + - alert: ContainerLowCpuUtilization expr: '(sum(rate(container_cpu_usage_seconds_total{container!=""}[5m])) by (pod, container) / sum(container_spec_cpu_quota{container!=""}/container_spec_cpu_period{container!=""}) by (pod, container) * 100) < 20'