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Samuel Berthe 2022-12-06 10:37:09 +01:00
parent edd513a40a
commit 032eb896f5
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1 changed files with 14 additions and 14 deletions
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_data/rules.yml
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@ -146,6 +146,13 @@ groups:
query: 'rate(node_vmstat_pgmajfault[1m]) > 1000' query: 'rate(node_vmstat_pgmajfault[1m]) > 1000'
severity: warning severity: warning
for: 2m for: 2m
- name: Host Memory is under utilized
description: 'Node memory is < 20% for 1 week. Consider reducing memory space.'
query: '100 - (rate(node_memory_MemAvailable_bytes[30m]) / node_memory_MemTotal_bytes * 100) < 20'
severity: info
for: 1w
comments: |
You may want to increase the alert manager 'repeat_interval' for this type of alert to daily or weekly
- name: Host unusual network throughput in - name: Host unusual network throughput in
description: Host network interfaces are probably receiving too much data (> 100 MB/s) description: Host network interfaces are probably receiving too much data (> 100 MB/s)
query: 'sum by (instance) (rate(node_network_receive_bytes_total[2m])) / 1024 / 1024 > 100' query: 'sum by (instance) (rate(node_network_receive_bytes_total[2m])) / 1024 / 1024 > 100'
@ -208,6 +215,13 @@ groups:
description: CPU load is > 80% description: CPU load is > 80%
query: '100 - (avg by(instance) (rate(node_cpu_seconds_total{mode="idle"}[2m])) * 100) > 80' query: '100 - (avg by(instance) (rate(node_cpu_seconds_total{mode="idle"}[2m])) * 100) > 80'
severity: warning severity: warning
- name: Host CPU is under utilized
description: 'CPU load is < 20% for 1 week. Consider reducing the number of CPUs.'
query: '100 - (rate(node_cpu_seconds_total{mode="idle"}[30m]) * 100) < 20'
severity: info
for: 1w
comments: |
You may want to increase the alert manager 'repeat_interval' for this type of alert to daily or weekly
- name: Host CPU steal noisy neighbor - name: Host CPU steal noisy neighbor
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'
@ -309,20 +323,6 @@ groups:
severity: info severity: info
for: 4h for: 4h
# You may be want to increase the alert manager 'repeat_interval' for this type of alert to daily or weekly
- name: node-exporter
slug: node-exporter-under-utilized
doc_url: https://github.com/prometheus/node_exporter
rules:
- name: Host Memory is under utilized
description: 'Node memory is not fully used (> 80% free) for 1 week. Consider reducing memory space.'
query: 'min_over_time(node_memory_MemAvailable_bytes[1w]) / node_memory_MemTotal_bytes * 100 > 80'
severity: info
- name: Host Cpu is under utilized
description: 'CPU load is < 20% for 1 week. Consider reducing the number of CPUs.'
query: '100 - (max by(instance) (rate(node_cpu_seconds_total{mode="idle"}[1w])) * 100) < 20'
severity: info
- name: Docker containers - name: Docker containers
exporters: exporters:
- name: google/cAdvisor - name: google/cAdvisor