add more alerts
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@ -24,6 +24,165 @@ data:
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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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- name: diskspace_low_worker
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rules:
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- alert: DiskspaceLow
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expr: round((((node_memory_MemTotal_bytes{node=~"worker.*"} - node_memory_MemAvailable_bytes{node=~"worker.*"}) / node_memory_MemTotal_bytes{node=~"worker.*"}) * 100), 0.1) < 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: "Free disk space below 10 GB"
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description: "Disk space on server {{ $labels.node }} is under 10 GB. Plox fix. Free Space: {{ $value }} GB on partition {{ $labels.device }}"
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- name: diskspace_low_master
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rules:
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- alert: DiskspaceLow
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expr: round((((node_memory_MemTotal_bytes{node=~"master.*"} - node_memory_MemAvailable_bytes{node=~"master.*"}) / node_memory_MemTotal_bytes{node=~"master.*"}) * 100), 0.1) < 2
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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 below 2 GB"
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description: "Disk space on server {{ $labels.node }} is under 2 GB. Plox fix. Free Space: {{ $value }} GB on partition {{ $labels.device }}"
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- name: PrometheusTargetMissing
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rules:
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- alert: PrometheusTargetMissing
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expr: up == 0
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for: 3m
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labels:
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severity: critical
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annotations:
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summary: Prometheus target missing (instance {{ $labels.instance }})
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description: "A Prometheus target has disappeared. An exporter might be crashed.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- name: PrometheusConfigurationReloadFailure
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rules:
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- alert: PrometheusConfigurationReloadFailure
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expr: prometheus_config_last_reload_successful != 1
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for: 3m
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labels:
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severity: critical
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annotations:
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summary: Prometheus configuration reload failure (instance {{ $labels.instance }})
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description: "Prometheus configuration reload error\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- name: PrometheusAlertmanagerConfigurationReloadFailure
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rules:
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- alert: PrometheusAlertmanagerConfigurationReloadFailure
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expr: alertmanager_config_last_reload_successful != 1
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for: 3m
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labels:
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severity: critical
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annotations:
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summary: Prometheus AlertManager configuration reload failure (instance {{ $labels.instance }})
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description: "AlertManager configuration reload error\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- name: PrometheusAlertmanagerConfigNotSynced
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rules:
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- alert: PrometheusAlertmanagerConfigNotSynced
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expr: count(count_values("config_hash", alertmanager_config_hash)) > 1
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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: Prometheus AlertManager config not synced (instance {{ $labels.instance }})
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description: "Configurations of AlertManager cluster instances are out of sync\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- name: PrometheusTargetEmpty
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rules:
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- alert: PrometheusTargetEmpty
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expr: prometheus_sd_discovered_targets == 0
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for: 3m
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labels:
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severity: critical
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annotations:
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summary: Prometheus target empty (instance {{ $labels.instance }})
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description: "Prometheus has no target in service discovery\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- name: PrometheusTargetScrapingSlow
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rules:
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- alert: PrometheusTargetScrapingSlow
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expr: prometheus_target_interval_length_seconds{quantile="0.9"} > 120
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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: Prometheus target scraping (instance {{ $labels.instance }})
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description: "Prometheus is scraping exporters ly\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- name: PrometheusLargeScrape
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rules:
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- alert: PrometheusLargeScrape
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expr: increase(prometheus_target_scrapes_exceeded_sample_limit_total[10m]) > 10
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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: Prometheus large scrape (instance {{ $labels.instance }})
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description: "Prometheus has many scrapes that exceed the sample limit\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- name: HostMemoryUnderMemoryPressure
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rules:
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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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- name: HostUnusualDiskReadRate
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rules:
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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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- name: HostUnusualDiskWriteRate
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rules:
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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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- name: HostCpuStealNoisyNeighbor
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rules:
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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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- name: HostPhysicalComponentTooHot
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rules:
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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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- name: SMARTbad
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rules:
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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 server {{ $labels.node }}
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description: "SMART check returned bad health of {{ $labels.exported_disk }} in server {{ $labels.node }}. VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- name: SMARTcheck_old
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rules:
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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 server {{ $labels.node }} was more than 3h ago. Plox fix.'
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allow-snippet-annotations: 'false'
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prometheus.yml: |
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global:
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