Alert thresholds depend on the nature of your applications. Some queries may have arbitrary tolerance thresholds. Building an efficient monitoring platform takes time. 😉
2 Prometheus alerting rules for Sidekiq. Exported via Strech/sidekiq-prometheus-exporter. These rules cover critical and warning conditions — copy and paste the YAML into your Prometheus configuration.
groups:
- name: StrechSidekiqExporter
rules:
- alert: SidekiqQueueSize
expr: sidekiq_queue_enqueued_jobs > 100
for: 1m
labels:
severity: warning
annotations:
summary: Sidekiq queue size (instance {{ $labels.instance }})
description: "Sidekiq queue {{ $labels.name }} is growing ({{ $value }} enqueued jobs)\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
- alert: SidekiqSchedulingLatencyTooHigh
expr: max(sidekiq_queue_latency_seconds) > 60
for: 0m
labels:
severity: critical
annotations:
summary: Sidekiq scheduling latency too high (instance {{ $labels.instance }})
description: "Sidekiq jobs are taking more than 1min to be picked up. Users may be seeing delays in background processing.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}" wget https://raw.githubusercontent.com/samber/awesome-prometheus-alerts/refs/heads/master/dist/rules/sidekiq/strech-sidekiq-exporter.yml
Sidekiq queue {{ $labels.name }} is growing ({{ $value }} enqueued jobs)
- alert: SidekiqQueueSize
expr: sidekiq_queue_enqueued_jobs > 100
for: 1m
labels:
severity: warning
annotations:
summary: Sidekiq queue size (instance {{ $labels.instance }})
description: "Sidekiq queue {{ $labels.name }} is growing ({{ $value }} enqueued jobs)\n VALUE = {{ $value }}\n LABELS = {{ $labels }}" Sidekiq jobs are taking more than 1min to be picked up. Users may be seeing delays in background processing.
- alert: SidekiqSchedulingLatencyTooHigh
expr: max(sidekiq_queue_latency_seconds) > 60
for: 0m
labels:
severity: critical
annotations:
summary: Sidekiq scheduling latency too high (instance {{ $labels.instance }})
description: "Sidekiq jobs are taking more than 1min to be picked up. Users may be seeing delays in background processing.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"