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data: adding rule "Host CPU high iowait"

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Samuel Berthe 2022-06-09 02:04:45 +02:00
parent 88c47ff7f8
commit b36ea8f45d
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_data/rules.yml
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@ -202,6 +202,10 @@ groups:
description: CPU steal is > 10%. A noisy neighbor is killing VM performances or a spot instance may be out of credit. description: CPU steal is > 10%. A noisy neighbor is killing VM performances or a spot instance may be out of credit.
query: 'avg by(instance) (rate(node_cpu_seconds_total{mode="steal"}[5m])) * 100 > 10' query: 'avg by(instance) (rate(node_cpu_seconds_total{mode="steal"}[5m])) * 100 > 10'
severity: warning severity: warning
- name: Host CPU high iowait
description: CPU iowait > 5%. A high iowait means that you are disk or network bound.
query: 'avg by (instance) (rate(node_cpu_seconds_total{mode="iowait"}[5m])) * 100 > 5'
severity: warning
- name: Host context switching - name: Host context switching
description: Context switching is growing on node (> 1000 / s) description: Context switching is growing on node (> 1000 / s)
query: '(rate(node_context_switches_total[5m])) / (count without(cpu, mode) (node_cpu_seconds_total{mode="idle"})) > 1000' query: '(rate(node_context_switches_total[5m])) / (count without(cpu, mode) (node_cpu_seconds_total{mode="idle"})) > 1000'