alertgroup: "{{ $labels.instance }}"
annotations:
busy_workers: "{{ $value | humanizePercentage }}"
+ - name: cpu
+ rules:
+ - alert: cpu pressure
+ expr: rate(node_pressure_cpu_waiting_seconds_total[5m]) > 0.3
+ for: 15m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ annotations:
+ pressure: "{{ $value | humanizePercentage }}"
- name: database
rules:
- alert: postgres replication delay
alertgroup: database
annotations:
delay: "{{ $value | humanizeDuration }}"
+ - name: fastly
+ rules:
+ - alert: error rate
+ expr: sum(rate(fastly_rt_status_group_total{status_group="5xx"}[5m])) by (service_name, datacenter) / sum(rate(fastly_rt_status_group_total[5m])) by (service_name, datacenter) > 0.005
+ for: 15m
+ labels:
+ alertgroup: fastly
+ annotations:
+ error_rate: "{{ $value | humanizePercentage }}"
+ - name: filesystem
+ rules:
+ - alert: readonly filesystem
+ expr: node_filesystem_readonly == 1
+ for: 0m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ - alert: filesystem low on space
+ expr: node_filesystem_avail_bytes / node_filesystem_size_bytes < 0.05
+ for: 5m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ annotations:
+ percentage_free: "{{ $value | humanizePercentage }}"
+ free_bytes: "{{ with printf \"node_filesystem_avail_bytes{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value | humanize1024 }}bytes{{end}}"
+ total_total: "{{ with printf \"node_filesystem_size_bytes{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value | humanize1024 }}bytes{{end}}"
+ - alert: filesystem low on inodes
+ expr: node_filesystem_files_free / node_filesystem_files < 0.1
+ for: 5m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ annotations:
+ percentage_free: "{{ $value | humanizePercentage }}"
+ free_inodes: "{{ with printf \"node_filesystem_files_free{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value }}{{end}}"
+ total_inodes: "{{ with printf \"node_filesystem_files{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value }}{{end}}"
- name: hwmon
rules:
- alert: hwmon fan alarm
in_volts: "{{ with printf \"node_hwmon_in_volts{instance='%s',chip='%s',sensor='%s'}\" $labels.instance $labels.chip $labels.sensor | query }}{{ . | first | value | humanize }}V{{end}}"
in_min_volts: "{{ with printf \"node_hwmon_in_min_volts{instance='%s',chip='%s',sensor='%s'}\" $labels.instance $labels.chip $labels.sensor | query }}{{ . | first | value | humanize }}V{{end}}"
in_max_volts: "{{ with printf \"node_hwmon_in_max_volts{instance='%s',chip='%s',sensor='%s'}\" $labels.instance $labels.chip $labels.sensor | query }}{{ . | first | value | humanize }}V{{end}}"
+ - name: io
+ rules:
+ - alert: io pressure
+ expr: rate(node_pressure_io_waiting_seconds_total[5m]) > 0.6
+ for: 60m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ annotations:
+ pressure: "{{ $value | humanizePercentage }}"
- name: ipmi
rules:
- alert: ipmi fan alarm
alertgroup: "{{ $labels.instance }}"
annotations:
voltage_volts: "{{ with printf \"ipmi_voltage_volts{instance='%s',id='%s'}\" $labels.instance $labels.id | query }}{{ . | first | value | humanize }}V{{end}}"
+ - alert: ipmi power alarm
+ expr: ipmi_power_state > 0 or ipmi_sensor_state{type=~"Power .*"} > 0
+ for: 5m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ - name: mail
+ rules:
+ - alert: exim queue length
+ expr: exim_queue > exim_queue_limit
+ for: 60m
+ labels:
+ alertgroup: mail
+ annotations:
+ queue_length: "{{ $value }}"
+ - alert: mailman queue length
+ expr: mailman_queue_length > 200
+ for: 60m
+ labels:
+ alertgroup: mail
+ annotations:
+ queue_length: "{{ $value }}"
- name: mdadm
rules:
- alert: mdadm array inactive
active: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='active'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
failed: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='failed'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
spare: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='spare'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
+ - alert: mdadm array degraded
+ expr: sum (node_md_disks{state="active"}) without (state) < node_md_disks_required
+ for: 0m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ annotations:
+ required: "{{ with printf \"node_md_disks_required{instance='%s',device='%s'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
+ active: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='active'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
+ failed: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='failed'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
+ spare: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='spare'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
- alert: mdadm disk failed
expr: node_md_disks{state="failed"} > 0
for: 0m
rules:
- alert: low memory
expr: node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes < 0.1
- for: 5m
+ for: 15m
labels:
alertgroup: "{{ $labels.instance }}"
annotations:
memory_free: "{{ $value | humanizePercentage }}"
- alert: memory pressure
- expr: rate(node_vmstat_pgmajfault[1m]) > 1000
- for: 5m
+ expr: rate(node_pressure_memory_waiting_seconds_total[5m]) > 0.6
+ for: 60m
labels:
alertgroup: "{{ $labels.instance }}"
annotations:
- major_page_faults: "{{ $value }} faults/s"
+ pressure: "{{ $value | humanizePercentage }}"
- alert: oom kill detected
expr: increase(node_vmstat_oom_kill[1m]) > 0
for: 0m
alertgroup: "{{ $labels.instance }}"
annotations:
entries_used: "{{ $value | humanizePercentage }}"
+ - name: planet
+ rules:
+ - alert: planet dump overdue
+ expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/(pbf|planet)/.*"} > 7 * 86400 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
+ for: 24h
+ labels:
+ alertgroup: planet
+ annotations:
+ overdue_by: "{{ $value | humanizeDuration }}"
+ - alert: notes dump overdue
+ expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/notes/.*"} > 86400 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
+ for: 6h
+ labels:
+ alertgroup: planet
+ annotations:
+ overdue_by: "{{ $value | humanizeDuration }}"
+ - alert: daily replication feed delayed
+ expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/day/.*"} > 86400 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
+ for: 3h
+ labels:
+ alertgroup: planet
+ annotations:
+ delayed_by: "{{ $value | humanizeDuration }}"
+ - alert: hourly replication feed delayed
+ expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/hour/.*"} > 3600 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
+ for: 30m
+ labels:
+ alertgroup: planet
+ annotations:
+ delayed_by: "{{ $value | humanizeDuration }}"
+ - alert: minutely replication feed delayed
+ expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/minute/.*"} > 60 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
+ for: 5m
+ labels:
+ alertgroup: planet
+ annotations:
+ delayed_by: "{{ $value | humanizeDuration }}"
+ - alert: changeset replication feed delayed
+ expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/changesets/.*"} > 60 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
+ for: 5m
+ labels:
+ alertgroup: planet
+ annotations:
+ delayed_by: "{{ $value | humanizeDuration }}"
- name: postgresql
rules:
- alert: postgresql down
alertgroup: "{{ $labels.instance }}"
annotations:
queries: "{{ $value }}"
+ - name: smart
+ rules:
+ - alert: smart failure
+ expr: smart_health_status == 0
+ for: 60m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ - alert: smart ssd wearout approaching
+ expr: smart_percentage_used >= 90
+ for: 60m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ annotations:
+ percentage_used: "{{ $value | humanizePercentage }}"
- name: ssl
rules:
- alert: ssl certificate probe failed
for: 0m
labels:
alertgroup: ssl
+ - name: systemd
+ rules:
+ - alert: systemd failed service
+ expr: node_systemd_unit_state{state="failed"} == 1
+ for: 5m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
- name: tile
rules:
- alert: renderd replication delay
alertgroup: "{{ $labels.instance }}"
annotations:
skew: "{{ with printf \"node_timex_offset_seconds{instance='%s'}\" $labels.instance | query }} {{ . | humanizeDuration }}{{ end }}"
+ - name: web
+ rules:
+ - alert: web error rate
+ expr: sum(rate(api_call_count_total{status=~"50[0-8]|5[1-9][0-9]"}[5m])) by (instance) / sum(rate(api_call_count_total[5m])) by (instance) > 0.002
+ for: 5m
+ labels:
+ alertgroup: web
+ annotations:
+ error_rate: "{{ $value | humanizePercentage }}"