rules:
- alert: pdu current draw
expr: rPDU2PhaseStatusCurrent{site="amsterdam",rPDU2PhaseStatusIndex="1"} / 10 > 10
- for: 5m
+ for: 6m
labels:
alertgroup: "amsterdam"
annotations:
current: "{{ $value | humanize }}A"
- alert: site current draw
expr: sum(rPDU2PhaseStatusCurrent{site="amsterdam",rPDU2PhaseStatusIndex="1"} / 10) > 13
- for: 5m
+ for: 6m
labels:
alertgroup: "amsterdam"
annotations:
current: "{{ $value | humanize }}A"
+ - alert: site power
+ expr: sum(rPDU2PhaseStatusApparentPower{site="amsterdam",rPDU2PhaseStatusIndex="1"} / 100) > 3
+ for: 0m
+ labels:
+ alertgroup: "amsterdam"
+ annotations:
+ current: "{{ $value | humanize }}kVA"
- alert: site temperature
- expr: min(rPDU2SensorTempHumidityStatusTempC{site="amsterdam"}) / 10 < 18 or min(rPDU2SensorTempHumidityStatusTempC{site="amsterdam"}) / 10 > 25
- for: 5m
+ expr: min(rPDU2SensorTempHumidityStatusTempC{site="amsterdam"}) / 10 < 18 or min(rPDU2SensorTempHumidityStatusTempC{site="amsterdam"}) / 10 > 26
+ for: 6m
labels:
alertgroup: "amsterdam"
annotations:
temperature: "{{ $value | humanize }}C"
- alert: site humidity
expr: max(rPDU2SensorTempHumidityStatusRelativeHumidity{site="amsterdam"}) / 100 < 0.25 or max(rPDU2SensorTempHumidityStatusRelativeHumidity{site="amsterdam"}) / 100 > 0.65
- for: 5m
+ for: 6m
labels:
alertgroup: "amsterdam"
annotations:
- name: cpu
rules:
- alert: cpu pressure
- expr: rate(node_pressure_cpu_waiting_seconds_total[5m]) > 0.6
- for: 15m
+ expr: rate(node_pressure_cpu_waiting_seconds_total[5m]) > 0.75
+ for: 60m
labels:
alertgroup: "{{ $labels.instance }}"
annotations:
- name: database
rules:
- alert: postgres replication delay
- expr: pg_replication_lag_seconds > 5
- for: 5m
+ expr: pg_replication_lag_seconds > 30
+ for: 15m
labels:
alertgroup: database
annotations:
delay: "{{ $value | humanizeDuration }}"
+ - name: discourse
+ rules:
+ - alert: discourse job failure rate
+ expr: rate(discourse_job_failures[5m]) > 0
+ for: 5m
+ labels:
+ alertgroup: discourse
+ annotations:
+ failure_rate: "{{ $value }} jobs/s"
- name: dublin
rules:
- alert: pdu current draw
expr: rPDU2PhaseStatusCurrent{site="dublin",rPDU2PhaseStatusIndex="1"} / 10 > 13
- for: 5m
+ for: 6m
labels:
alertgroup: "dublin"
annotations:
current: "{{ $value | humanize }}A"
- alert: site current draw
expr: sum(rPDU2PhaseStatusCurrent{site="dublin",rPDU2PhaseStatusIndex="1"} / 10) > 17
- for: 5m
+ for: 6m
labels:
alertgroup: "dublin"
annotations:
current: "{{ $value | humanize }}A"
+ - alert: site power
+ expr: sum(rPDU2PhaseStatusApparentPower{site="dublin",rPDU2PhaseStatusIndex="1"} / 100) > 4
+ for: 0m
+ labels:
+ alertgroup: "dublin"
+ annotations:
+ current: "{{ $value | humanize }}kVA"
- alert: site temperature
- expr: min(rPDU2SensorTempHumidityStatusTempC{site="dublin"}) / 10 < 18 or min(rPDU2SensorTempHumidityStatusTempC{site="dublin"}) / 10 > 25
- for: 5m
+ expr: min(rPDU2SensorTempHumidityStatusTempC{site="dublin"}) / 10 < 18 or min(rPDU2SensorTempHumidityStatusTempC{site="dublin"}) / 10 > 26
+ for: 6m
labels:
alertgroup: "dublin"
annotations:
temperature: "{{ $value | humanize }}C"
- alert: site humidity
expr: max(rPDU2SensorTempHumidityStatusRelativeHumidity{site="dublin"}) / 100 < 0.25 or max(rPDU2SensorTempHumidityStatusRelativeHumidity{site="dublin"}) / 100 > 0.65
- for: 5m
+ for: 6m
labels:
alertgroup: "dublin"
annotations:
- name: filesystem
rules:
- alert: readonly filesystem
- expr: node_filesystem_readonly == 1
+ expr: node_filesystem_readonly > min_over_time(node_filesystem_readonly[7d])
for: 0m
labels:
alertgroup: "{{ $labels.instance }}"
alertgroup: "{{ $labels.instance }}"
annotations:
new_oom_kills: "{{ $value }}"
+ - name: mysql
+ rules:
+ - alert: mysql down
+ expr: mysql_up == 0
+ for: 1m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ - alert: mysql connection limit
+ expr: mysql_global_status_max_used_connections / mysql_global_variables_max_connections > 0.8
+ for: 1m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
+ annotations:
+ connections_used: "{{ $value | humanizePercentage }}"
- name: network
rules:
- alert: interface transmit rate
labels:
alertgroup: "{{ $labels.instance }}"
- alert: postgresql replication delay
- expr: pg_replication_lag_seconds > 5
- for: 1m
+ expr: pg_replication_lag_seconds > 30
+ for: 15m
labels:
alertgroup: "{{ $labels.instance }}"
annotations:
alertgroup: "prometheus"
- name: raid
rules:
+ - alert: raid controller battery failed
+ expr: ohai_controller_info{battery_status="failed"} > 0
+ for: 5m
+ labels:
+ alertgroup: "{{ $labels.instance }}"
- alert: raid array degraded
expr: ohai_array_info{status="degraded"} > 0
for: 5m
labels:
alertgroup: "{{ $labels.instance }}"
annotations:
- new_ercrors: "{{ $value }}"
+ new_errors: "{{ $value }}"
- name: smart
rules:
- alert: smart failure
labels:
alertgroup: "{{ $labels.instance }}"
- alert: smart ssd wearout approaching
- expr: smart_percentage_used >= 80
+ expr: smart_percentage_used / 100 >= 0.8
for: 60m
labels:
alertgroup: "{{ $labels.instance }}"
annotations:
percentage_used: "{{ $value | humanizePercentage }}"
+ - name: smokeping
+ rules:
+ - alert: packet loss
+ expr: 1 - (rate(smokeping_response_duration_seconds_count[5m]) / rate(smokeping_requests_total[5m])) > 0.02
+ for: 10m
+ labels:
+ alertgroup: smokeping
+ annotations:
+ loss_rate: "{{ $value | humanizePercentage }}"
+ - name: snmp
+ rules:
+ - alert: snmp pdus missing
+ expr: max_over_time(snmp_scrape_pdus_returned[1d]) - snmp_scrape_pdus_returned > 0
+ for: 15m
+ labels:
+ alertgroup: snmp
+ annotations:
+ missing_pdus: "{{ $value }}"
- name: ssl
rules:
- alert: ssl certificate probe failed
- name: statuscake
rules:
- alert: statuscake uptime check failing
- expr: statuscake_uptime{status="down",paused="false"} > 0
+ expr: statuscake_paused == 0 and statuscake_up == 0
for: 10m
labels:
alertgroup: statuscake
labels:
alertgroup: "{{ $labels.instance }}"
- alert: systemd failed chef client service
- expr: node_systemd_unit_state{state="failed",name="chef-client.service"} == 1
- for: 6h
+ expr: sum_over_time(node_systemd_unit_state{state="inactive",name="chef-client.service"}[6h]) == 0
+ for: 0m
labels:
alertgroup: "{{ $labels.instance }}"
- name: tile
alertgroup: tile
annotations:
miss_rate: "{{ $value | humanizePercentage }}"
+ - alert: tile render rate
+ expr: sum(rate(renderd_zoom_metatiles_total[5m])) by (instance) == 0
+ for: 15m
+ labels:
+ alertgroup: tile
+ annotations:
+ render_rate: "{{ $value }} tiles/s"
- name: time
rules:
- alert: clock not synchronising