mirror of
https://github.com/samber/awesome-prometheus-alerts.git
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32 lines
1.4 KiB
YAML
32 lines
1.4 KiB
YAML
groups:
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- name: NodeExporter
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rules:
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- alert: HostUnderUtilizedOfMemory
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expr: 'node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes * 100 > 80'
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for: 7d
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labels:
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severity: info
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annotations:
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summary: Host memory is under utilized (instance {{ $labels.instance }})
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description: "Node memory is not fully used (> 80% free) for 1 week. Consider reducing memory space.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: HostUnderUtilizedCpuLoad
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expr: '100 - (avg by(instance) (rate(node_cpu_seconds_total{mode="idle"}[2m])) * 100) < 20'
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for: 7d
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labels:
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severity: info
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annotations:
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summary: Host CPU load is under utilized (instance {{ $labels.instance }})
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description: "CPU load is < 20% for 1 week. Consider reducing the number of CPUs.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: HostLotsOfFreeDiskSpace
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expr: '(node_filesystem_avail_bytes * 100) / node_filesystem_size_bytes > 80 and ON (instance, device, mountpoint) node_filesystem_readonly == 0'
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for: 7d
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labels:
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severity: info
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annotations:
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summary: Host lots of free disk space (instance {{ $labels.instance }})
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description: "Disk space is not fully used (> 80% free) for 1 week. Consider reducing disk space.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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