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samber
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2 changed files with 147 additions and 3 deletions
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@ -215,7 +215,7 @@ groups:
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description: "Physical hardware component too hot\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: HostNodeOvertemperatureAlarm
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expr: '(node_hwmon_temp_crit_alarm_celsius == 1) * on(instance) group_left (nodename) node_uname_info{nodename=~".+"}'
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expr: '((node_hwmon_temp_crit_alarm_celsius == 1) or (node_hwmon_temp_alarm == 1)) * on(instance) group_left (nodename) node_uname_info{nodename=~".+"}'
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for: 0m
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labels:
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severity: critical
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148
dist/rules/nats/nats-exporter.yml
vendored
148
dist/rules/nats/nats-exporter.yml
vendored
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@ -32,10 +32,154 @@ groups:
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description: "High number of NATS subscriptions ({{ $value }}) for {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsHighRoutesCount
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expr: 'gnatsd_routez_num_routes > 10'
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expr: 'gnatsd_varz_routes > 10'
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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: Nats high routes count (instance {{ $labels.instance }})
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description: "High number of NATS routes ({{ $value }}) for {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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description: "High number of NATS routes ({{ $value }}) for {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsHighMemoryUsage
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expr: 'gnatsd_varz_mem > 200 * 1024 * 1024'
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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: Nats high memory usage (instance {{ $labels.instance }})
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description: "NATS server memory usage is above 200MB for {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsSlowConsumers
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expr: 'gnatsd_varz_slow_consumers > 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: Nats slow consumers (instance {{ $labels.instance }})
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description: "There are slow consumers in NATS for {{ $labels.instance }}\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsServerDown
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expr: 'absent(up{job="nats"})'
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for: 5m
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labels:
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severity: critical
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annotations:
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summary: Nats server down (instance {{ $labels.instance }})
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description: "NATS server has been down for more than 5 minutes\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsHighCpuUsage
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expr: 'rate(gnatsd_varz_cpu[5m]) > 0.8'
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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: Nats high CPU usage (instance {{ $labels.instance }})
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description: "NATS server is using more than 80% CPU for the last 5 minutes\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsHighNumberOfConnections
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expr: 'gnatsd_connz_num_connections > 1000'
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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: Nats high number of connections (instance {{ $labels.instance }})
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description: "NATS server has more than 1000 active connections\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsHighJetstreamStoreUsage
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expr: 'gnatsd_varz_jetstream_stats_storage / gnatsd_varz_jetstream_config_max_storage > 0.8'
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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: Nats high JetStream store usage (instance {{ $labels.instance }})
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description: "JetStream store usage is over 80%\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsHighJetstreamMemoryUsage
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expr: 'gnatsd_varz_jetstream_stats_memory / gnatsd_varz_jetstream_config_max_memory > 0.8'
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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: Nats high JetStream memory usage (instance {{ $labels.instance }})
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description: "JetStream memory usage is over 80%\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsHighNumberOfSubscriptions
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expr: 'gnatsd_connz_subscriptions > 1000'
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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: Nats high number of subscriptions (instance {{ $labels.instance }})
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description: "NATS server has more than 1000 active subscriptions\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsHighPendingBytes
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expr: 'gnatsd_connz_pending_bytes > 100000'
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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: Nats high pending bytes (instance {{ $labels.instance }})
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description: "NATS server has more than 100,000 pending bytes\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsTooManyErrors
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expr: 'increase(gnatsd_varz_jetstream_stats_api_errors[5m]) > 0'
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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: Nats too many errors (instance {{ $labels.instance }})
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description: "NATS server has encountered errors in the last 5 minutes\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsJetstreamConsumersExceeded
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expr: 'sum(gnatsd_varz_jetstream_stats_accounts) > 100'
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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: Nats JetStream consumers exceeded (instance {{ $labels.instance }})
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description: "JetStream has more than 100 active consumers\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsFrequentAuthenticationTimeouts
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expr: 'increase(gnatsd_varz_auth_timeout[5m]) > 5'
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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: Nats frequent authentication timeouts (instance {{ $labels.instance }})
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description: "There have been more than 5 authentication timeouts in the last 5 minutes\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsMaxPayloadSizeExceeded
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expr: 'max(gnatsd_varz_max_payload) > 1024 * 1024'
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for: 5m
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labels:
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severity: critical
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annotations:
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summary: Nats max payload size exceeded (instance {{ $labels.instance }})
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description: "The max payload size allowed by NATS has been exceeded (1MB)\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsLeafNodeConnectionIssue
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expr: 'increase(gnatsd_varz_leafnodes[5m]) == 0'
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for: 5m
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labels:
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severity: critical
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annotations:
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summary: Nats leaf node connection issue (instance {{ $labels.instance }})
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description: "No leaf node connections have been established in the last 5 minutes\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsMaxPingOperationsExceeded
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expr: 'gnatsd_varz_ping_max > 50'
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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: Nats max ping operations exceeded (instance {{ $labels.instance }})
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description: "The maximum number of ping operations in NATS has exceeded 50\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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- alert: NatsWriteDeadlineExceeded
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expr: 'gnatsd_varz_write_deadline > 10'
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for: 5m
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labels:
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severity: critical
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annotations:
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summary: Nats write deadline exceeded (instance {{ $labels.instance }})
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description: "The write deadline has been exceeded in NATS, indicating potential message delivery issues\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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