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chore: add container under-utilized allerts

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michaelact 2022-11-29 18:27:09 +07:00
parent abde89f88b
commit b8658b2fdb
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1 changed files with 16 additions and 1 deletions
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17
_data/rules.yml
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@ -329,7 +329,7 @@ groups:
for: 5m
comments: |
This rule can be very noisy in dynamic infra with legitimate container start/stop/deployment.
- name: Container CPU usage
- name: Container CPU utilization
description: Container CPU usage is above 80%
query: '(sum(rate(container_cpu_usage_seconds_total{name!=""}[3m])) BY (instance, name) * 100) > 80'
severity: warning
@ -350,6 +350,21 @@ groups:
query: 'rate(container_cpu_cfs_throttled_seconds_total[3m]) > 1'
severity: warning
for: 2m
- name: google/cAdvisor
slug: google-cadvisor-under-utilized
doc_url: https://github.com/google/cadvisor
rules:
- name: Container CPU utilization
description: Container CPU usage is under 20% for 1 week. Consider reducing memory space.
query: '(sum(container_memory_working_set_bytes{name!=""}) BY (instance, name) / sum(container_spec_memory_limit_bytes > 0) BY (instance, name) * 100) < 20'
severity: info
for: 7d
- name: Container Memory usage
description: Container Memory usage is under 20% for 1 week. Consider reducing the number of CPUs.
query: '(sum(container_memory_working_set_bytes{name!=""}) BY (instance, name) / sum(container_spec_memory_limit_bytes > 0) BY (instance, name) * 100) < 20'
severity: info
for: 7d
- name: Blackbox
exporters: