Aaron Riedel
a441ff630b
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continuous-integration/drone/push Build is passing
109 lines
No EOL
4.8 KiB
YAML
109 lines
No EOL
4.8 KiB
YAML
---
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apiVersion: monitoring.coreos.com/v1
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kind: PrometheusRule
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metadata:
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name: prometheus-core-deployment-rules
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namespace: prometheus
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labels:
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monitor: core-deployment
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spec:
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groups:
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- name: hardware
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rules:
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- alert: MemoryHigh
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expr: round((((node_memory_MemTotal_bytes - node_memory_MemAvailable_bytes) / node_memory_MemTotal_bytes) * 100), 0.1) > 80
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for: 5m
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labels:
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severity: warning
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annotations:
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summary: "Memory over 80%"
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description: "Memory on node {{ $labels.node }} is over 80% for more than 5 minutes. Plox fix. Memory usage: {{ $value }}%"
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- alert: DiskspaceLow
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expr: round(node_filesystem_avail_bytes{mountpoint="/"} / node_filesystem_size_bytes{mountpoint="/"} * 100, 1) < 5
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for: 1m
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labels:
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severity: warning
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annotations:
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summary: "Free disk space at {{ $value }}%"
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description: "Disk space on node {{ $labels.node }} is only {{ $value }}%. Plox fix. Partition: {{ $labels.device }}"
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- alert: HostMemoryUnderMemoryPressure
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expr: rate(node_vmstat_pgmajfault[1m]) > 1000
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for: 2m
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labels:
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severity: warning
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annotations:
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summary: Host memory under memory pressure {{ $labels.node }}
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description: "The node is under heavy memory pressure. High rate of major page faults\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: HostUnusualDiskReadRate
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expr: sum by (instance) (rate(node_disk_read_bytes_total[2m])) / 1024 / 1024 > 200
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for: 5m
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labels:
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severity: warning
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annotations:
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summary: Host unusual disk read rate {{ $labels.node }}
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description: "Disk is probably reading too much data (> 200 MB/s)\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: HostUnusualDiskWriteRate
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expr: sum by (instance) (rate(node_disk_written_bytes_total[2m])) / 1024 / 1024 > 200
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for: 3m
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labels:
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severity: warning
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annotations:
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summary: Host unusual disk write rate {{ $labels.node }}
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description: "Disk is probably writing too much data (> 200 MB/s)\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: HostCpuStealNoisyNeighbor
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expr: avg by(instance) (rate(node_cpu_seconds_total{mode="steal"}[5m])) * 100 > 10
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for: 1m
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labels:
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severity: warning
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annotations:
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summary: Host CPU steal noisy neighbor {{ $labels.node }}
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description: "CPU steal is > 10%. A noisy neighbor is killing VM performances or a spot instance may be out of credit.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: HostPhysicalComponentTooHot
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expr: node_hwmon_temp_celsius > 85
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for: 5m
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labels:
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severity: warning
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annotations:
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summary: Host physical component too hot {{ $labels.node }}
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description: "Physical hardware component too hot\n Sensor = {{ $labels.sensor }}\n Temp = {{ $value }}"
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- alert: SMARTbad
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expr: smartmon_device_smart_healthy < 1
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for: 0m
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labels:
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severity: critical
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annotations:
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summary: SMART check bad of drive {{ $labels.exported_disk }} in node {{ $labels.node }}
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description: "SMART check returned bad health of {{ $labels.exported_disk }} in node {{ $labels.node }}. VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: "SMARTcheck too old"
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expr: (time() - smartmon_smartctl_run) > 10800
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labels:
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severity: warning
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annotations:
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summary: "SMARTcheck not running"
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description: 'The last SMARTcheck on node {{ $labels.node }} was more than 3h ago. Plox fix.'
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- name: etcdbackup
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rules:
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- alert: "etcdbackup too old"
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expr: (time() - etcdbackup_time) > 10800
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labels:
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severity: warning
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annotations:
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summary: "etcd backup not running"
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description: 'The last etcd backup on node {{ $labels.node }} was more than 3h ago. Plox fix.'
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- alert: "etcdbackup failed"
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expr: etcdbackup_result > 0
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labels:
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severity: warning
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annotations:
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summary: "etcdbackup failed"
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description: "The backup script for etcd failed on node {{ $labels.node }}. Plox fix."
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- name: kubernetes
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rules:
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- alert: KubernetesUnhealthyPod
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expr: kube_pod_container_status_waiting_reason == 1
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for: 5m
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labels:
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severity: warning
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annotations:
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summary: "The Pod {{ $labels.pod }} is {{ $labels.reason }}"
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description: "The Pod {{ $labels.pod }} is in the state {{ $labels.reason }} for more than 5m. The Pod is in namespace {{ $labels.namespace }} and on node {{ $labels.node }}." |