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47 lines
2.1 KiB
YAML
47 lines
2.1 KiB
YAML
groups:
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- name: bigip-alerts
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rules:
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- alert: BigIPLowNodeAvailabilityStatus
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annotations:
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description: '{{ printf "%.0f" $value }} percent of available nodes, which is
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below the threshold of 95.'
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summary: Detecting a significant number of unavailable nodes which can causes
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potential downtime or degraded performance.
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expr: |
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100 * (sum(bigip_node_status_availability_state) / clamp_min(count(bigip_node_status_availability_state), 1)) < 95
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for: 5m
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labels:
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severity: critical
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- alert: BigIPServerSideConnectionLimit
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annotations:
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description: '{{ printf "%.0f" $value }} percent of the max number of connections
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in use on node {{$labels.node}}, which is above the threshold of 80 percent.'
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summary: Approaching the connection limit may lead to rejecting new connections,
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impacting availability.
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expr: |
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max without(instance, job) (100 * bigip_node_serverside_cur_conns / clamp_min(bigip_node_serverside_max_conns, 1)) > 80
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for: 5m
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labels:
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severity: warning
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- alert: BigIPHighRequestRate
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annotations:
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description: '{{ printf "%.0f" $value }} percent increase in requests on pool
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{{$labels.pool}}, which is above the threshold of 150.'
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summary: An unexpected spike in requests might indicate an issue like a DDoS
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attack or unexpected high load.
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expr: |
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max without(instance, job) (100 * rate(bigip_pool_tot_requests[10m]) / clamp_min(rate(bigip_pool_tot_requests[50m] offset 10m), 1)) > 150
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for: 10m
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labels:
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severity: warning
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- alert: BigIPHighConnectionQueueDepth
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annotations:
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description: '{{ printf "%.0f" $value }} percent increase in connection queue
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depth on node {{$labels.pool}}, which is above the threshold of 75.'
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summary: A sudden spike or sustained high queue depth may indicate a bottleneck
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in handling incoming connections.
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expr: |
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max without(instance, job) (100 * rate(bigip_pool_connq_depth[5m])) / clamp_min(rate(bigip_pool_connq_depth[50m] offset 10m), 1) > 75
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for: 5m
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labels:
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severity: warning
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