groups:
  - name: liferpg.rules
    interval: 1m
    rules:
      - alert: HighEnqueueSkips
        expr: sum(rate(sync_enqueue_skips_total[5m])) > 0.2
        for: 10m
        labels:
          severity: warning
        annotations:
          summary: High rate of sync enqueue skips
          description: Enqueue skips ({{ $value }}) may indicate provider caps or guard contention.

      - alert: ProviderAtConcurrencyCap
        expr: max_over_time(sync_inflight[15m]) >= on(provider) (sync_provider_cap)
        for: 10m
        labels:
          severity: warning
        annotations:
          summary: Provider at concurrency cap
          description: In-flight syncs have been at the configured cap for 10m.

      - alert: QueueDepthGrowing
        expr: increase(sync_queue_depth[15m]) > 50
        for: 10m
        labels:
          severity: warning
        annotations:
          summary: Queue depth increasing
          description: Sync queue depth increased by >50 over 15m. Investigate worker capacity or provider health.

      - alert: RQQueueBacklog
        expr: max_over_time(rq_queue_length[10m]) > 100
        for: 10m
        labels:
          severity: warning
        annotations:
          summary: RQ queue backlog
          description: RQ queue length has exceeded 100 for 10 minutes.

      - alert: SlowSyncsP95
        expr: |
          histogram_quantile(0.95, sum by (le, provider) (rate(sync_job_duration_seconds_bucket[5m]))) > 30
        for: 10m
        labels:
          severity: warning
        annotations:
          summary: Slow syncs p95 over 30s
          description: The 95th percentile of sync job durations is above 30 seconds for 10 minutes.