cookbooks/prometheus/templates/default/alert_rules.yml.erb

   1 # DO NOT EDIT - This file is being maintained by Chef
   2
   3 groups:
   4   - name: amsterdam
   5     rules:
   6       - alert: pdu current draw
   7         expr: rPDU2PhaseStatusCurrent{site="amsterdam",rPDU2PhaseStatusIndex="1"} / 10 > 28
   8         for: 6m
   9         labels:
  10           alertgroup: "amsterdam"
  11         annotations:
  12           current: "{{ $value | humanize }}A"
  13       - alert: site power
  14         expr: sum(avg_over_time(rPDU2PhaseStatusApparentPower{site="amsterdam",rPDU2PhaseStatusIndex="1"}[1h]) / 100) > 3.5
  15         for: 6m
  16         labels:
  17           alertgroup: "amsterdam"
  18         annotations:
  19           current: "{{ $value | humanize }}kVA"
  20       - alert: site temperature
  21         expr: min(rPDU2SensorTempHumidityStatusTempC{site="amsterdam"}) / 10 < 18 or min(rPDU2SensorTempHumidityStatusTempC{site="amsterdam"}) / 10 > 26
  22         for: 6m
  23         labels:
  24           alertgroup: "amsterdam"
  25         annotations:
  26           temperature: "{{ $value | humanize }}C"
  27       - alert: site humidity
  28         expr: max(rPDU2SensorTempHumidityStatusRelativeHumidity{site="amsterdam"}) / 100 < 0.25 or max(rPDU2SensorTempHumidityStatusRelativeHumidity{site="amsterdam"}) / 100 > 0.65
  29         for: 6m
  30         labels:
  31           alertgroup: "amsterdam"
  32         annotations:
  33           humidity: "{{ $value | humanizePercentage }}"
  34   - name: apache
  35     rules:
  36       - alert: apache down
  37         expr: apache_up == 0
  38         for: 5m
  39         labels:
  40           alertgroup: "{{ $labels.instance }}"
  41       - alert: apache workers busy
  42         expr: sum(apache_workers{state="busy"}) by (instance) / sum(apache_scoreboard) by (instance) > 0.8
  43         for: 5m
  44         labels:
  45           alertgroup: "{{ $labels.instance }}"
  46         annotations:
  47           busy_workers: "{{ $value | humanizePercentage }}"
  48       - alert: apache low request rate
  49         expr: rate(apache_accesses_total[5m]) / rate(apache_accesses_total[1h] offset 1w) < 0.25 and rate(apache_accesses_total[1h] offset 1w) > 2
  50         for: 15m
  51         labels:
  52           alertgroup: "{{ $labels.instance }}"
  53         annotations:
  54           request_rate: "{{ $value | humanizePercentage }}"
  55   - name: chef
  56     rules:
  57       - alert: chef client not running
  58         expr: time() - node_systemd_timer_last_trigger_seconds{name="chef-client.timer"} > 3600
  59         for: 12h
  60         labels:
  61           alertgroup: "{{ $labels.instance }}"
  62         annotations:
  63           down_time: "{{ $value | humanizeDuration }}"
  64   - name: cisco
  65     rules:
  66       - alert: cisco fan alarm
  67         expr: rlPhdUnitEnvParamFan1Status{rlPhdUnitEnvParamFan1Status!="normal"} > 0 or rlPhdUnitEnvParamFan2Status{rlPhdUnitEnvParamFan2Status!="normal"} > 0
  68         for: 5m
  69         labels:
  70           alertgroup: "{{ $labels.site }}"
  71         annotations:
  72           fan_rpm: "{{ with printf \"rlPhdUnitEnvParamFan1Speed{site='%s',instance='%s',rlPhdUnitEnvParamStackUnit='%s'}\" $labels.site $labels.instance $labels.rlPhdUnitEnvParamStackUnit | query }}{{ . | first | value | humanize }}rpm{{end}}"
  73       - alert: cisco temperature alarm
  74         expr: rlPhdUnitEnvParamTempSensorStatus{rlPhdUnitEnvParamTempSensorStatus!="ok"} > 0
  75         for: 5m
  76         labels:
  77           alertgroup: "{{ $labels.site }}"
  78         annotations:
  79           temp_celsius: "{{ with printf \"rlPhdUnitEnvParamTempSensorValue{site='%s',instance='%s',rlPhdUnitEnvParamStackUnit='%s'}\" $labels.site $labels.instance $labels.rlPhdUnitEnvParamStackUnit | query }}{{ . | first | value | humanize }}C{{end}}"
  80       - alert: cisco main power alarm
  81         expr: rlPhdUnitEnvParamMainPSStatus{rlPhdUnitEnvParamMainPSStatus!="normal"} > 0
  82         for: 5m
  83         labels:
  84           alertgroup: "{{ $labels.site }}"
  85       - alert: cisco redundant power alarm
  86         expr: rlPhdUnitEnvParamRedundantPSStatus{rlPhdUnitEnvParamRedundantPSStatus!="normal"} > 0
  87         for: 5m
  88         labels:
  89           alertgroup: "{{ $labels.site }}"
  90   - name: cpu
  91     rules:
  92       - alert: cpu pressure
  93         expr: rate(node_pressure_cpu_waiting_seconds_total[5m]) > 0.75
  94         for: 60m
  95         labels:
  96           alertgroup: "{{ $labels.instance }}"
  97         annotations:
  98           pressure: "{{ $value | humanizePercentage }}"
  99   - name: database
 100     rules:
 101       - alert: postgres replication delay
 102         expr: pg_replication_lag_seconds > 30
 103         for: 15m
 104         labels:
 105           alertgroup: database
 106         annotations:
 107           delay: "{{ $value | humanizeDuration }}"
 108   - name: discourse
 109     rules:
 110       - alert: discourse job failure rate
 111         expr: rate(discourse_job_failures[5m]) > 0
 112         for: 5m
 113         labels:
 114           alertgroup: discourse
 115         annotations:
 116           failure_rate: "{{ $value }} jobs/s"
 117   - name: dublin
 118     rules:
 119       - alert: pdu current draw
 120         expr: rPDU2PhaseStatusCurrent{site="dublin",rPDU2PhaseStatusIndex="1"} / 10 > 28
 121         for: 6m
 122         labels:
 123           alertgroup: "dublin"
 124         annotations:
 125           current: "{{ $value | humanize }}A"
 126       - alert: site power
 127         expr: sum(avg_over_time(rPDU2PhaseStatusApparentPower{site="dublin",rPDU2PhaseStatusIndex="1"}[1h]) / 100) > 4
 128         for: 6m
 129         labels:
 130           alertgroup: "dublin"
 131         annotations:
 132           current: "{{ $value | humanize }}kVA"
 133       - alert: site temperature
 134         expr: min(rPDU2SensorTempHumidityStatusTempC{site="dublin"}) / 10 < 18 or min(rPDU2SensorTempHumidityStatusTempC{site="dublin"}) / 10 > 26
 135         for: 6m
 136         labels:
 137           alertgroup: "dublin"
 138         annotations:
 139           temperature: "{{ $value | humanize }}C"
 140       - alert: site humidity
 141         expr: max(rPDU2SensorTempHumidityStatusRelativeHumidity{site="dublin"}) / 100 < 0.25 or max(rPDU2SensorTempHumidityStatusRelativeHumidity{site="dublin"}) / 100 > 0.65
 142         for: 6m
 143         labels:
 144           alertgroup: "dublin"
 145         annotations:
 146           humidity: "{{ $value | humanizePercentage }}"
 147   - name: fastly
 148     rules:
 149       - alert: fastly error rate
 150         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
 151         for: 15m
 152         labels:
 153           alertgroup: fastly
 154         annotations:
 155           error_rate: "{{ $value | humanizePercentage }}"
 156       - alert: fastly healthcheck failing
 157         expr: count(fastly_healthcheck_status == 0) by (service) > 0
 158         for: 15m
 159         labels:
 160           alertgroup: fastly
 161       - alert: multiple fastly healthchecks failing
 162         expr: count(fastly_healthcheck_status == 0) by (service) > 4
 163         for: 5m
 164         labels:
 165           alertgroup: fastly
 166   - name: filesystem
 167     rules:
 168       - alert: readonly filesystem
 169         expr: node_filesystem_readonly > min_over_time(node_filesystem_readonly[7d])
 170         for: 0m
 171         labels:
 172           alertgroup: "{{ $labels.instance }}"
 173       - alert: filesystem low on space
 174         expr: node_filesystem_avail_bytes / node_filesystem_size_bytes < 0.05
 175         for: 5m
 176         labels:
 177           alertgroup: "{{ $labels.instance }}"
 178         annotations:
 179           percentage_free: "{{ $value | humanizePercentage }}"
 180           free_bytes: "{{ with printf \"node_filesystem_avail_bytes{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value | humanize1024 }}bytes{{end}}"
 181           total_total: "{{ with printf \"node_filesystem_size_bytes{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value | humanize1024 }}bytes{{end}}"
 182       - alert: filesystem low on inodes
 183         expr: node_filesystem_files_free / node_filesystem_files < 0.1
 184         for: 5m
 185         labels:
 186           alertgroup: "{{ $labels.instance }}"
 187         annotations:
 188           percentage_free: "{{ $value | humanizePercentage }}"
 189           free_inodes: "{{ with printf \"node_filesystem_files_free{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value }}{{end}}"
 190           total_inodes: "{{ with printf \"node_filesystem_files{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value }}{{end}}"
 191   - name: hwmon
 192     rules:
 193       - alert: hwmon fan alarm
 194         expr: node_hwmon_fan_alarm == 1
 195         for: 5m
 196         labels:
 197           alertgroup: "{{ $labels.instance }}"
 198         annotations:
 199           fan_rpm: "{{ with printf \"node_hwmon_fan_rpm{instance='%s',chip='%s',sensor='%s'}\" $labels.instance $labels.chip $labels.sensor | query }}{{ . | first | value | humanize }}rpm{{end}}"
 200           fan_min_rpm: "{{ with printf \"node_hwmon_fan_min_rpm{instance='%s',chip='%s',sensor='%s'}\" $labels.instance $labels.chip $labels.sensor | query }}{{ . | first | value | humanize }}rpm{{end}}"
 201       - alert: hwmon temperature alarm
 202         expr: node_hwmon_temp_alarm == 1
 203         for: 5m
 204         labels:
 205           alertgroup: "{{ $labels.instance }}"
 206         annotations:
 207           temp_celsius: "{{ with printf \"node_hwmon_temp_celsius{instance='%s',chip='%s',sensor='%s'}\" $labels.instance $labels.chip $labels.sensor | query }}{{ . | first | value | humanize }}C{{end}}"
 208           temp_max_celsius: "{{ with printf \"node_hwmon_temp_max_celsius{instance='%s',chip='%s',sensor='%s'}\" $labels.instance $labels.chip $labels.sensor | query }}{{ . | first | value | humanize }}C{{end}}"
 209           temp_crit_celsius: "{{ with printf \"node_hwmon_temp_crit_celsius{instance='%s',chip='%s',sensor='%s'}\" $labels.instance $labels.chip $labels.sensor | query }}{{ . | first | value | humanize }}C{{end}}"
 210       - alert: hwmon voltage alarm
 211         expr: node_hwmon_in_alarm == 1
 212         for: 5m
 213         labels:
 214           alertgroup: "{{ $labels.instance }}"
 215         annotations:
 216           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}}"
 217           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}}"
 218           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}}"
 219   - name: io
 220     rules:
 221       - alert: io pressure
 222         expr: rate(node_pressure_io_waiting_seconds_total[5m]) > 0.6
 223         for: 60m
 224         labels:
 225           alertgroup: "{{ $labels.instance }}"
 226         annotations:
 227           pressure: "{{ $value | humanizePercentage }}"
 228   - name: ipmi
 229     rules:
 230       - alert: ipmi fan alarm
 231         expr: ipmi_fan_speed_state > 0
 232         for: 5m
 233         labels:
 234           alertgroup: "{{ $labels.instance }}"
 235         annotations:
 236           fan_speed_rpm: "{{ with printf \"ipmi_fan_speed_rpm{instance='%s',id='%s'}\" $labels.instance $labels.id | query }}{{ . | first | value | humanize }}rpm{{end}}"
 237       - alert: ipmi temperature alarm
 238         expr: ipmi_temperature_state > 0
 239         for: 5m
 240         labels:
 241           alertgroup: "{{ $labels.instance }}"
 242         annotations:
 243           temperature_celsius: "{{ with printf \"ipmi_temperature_celsius{instance='%s',id='%s'}\" $labels.instance $labels.id | query }}{{ . | first | value | humanize }}C{{end}}"
 244       - alert: ipmi voltage alarm
 245         expr: ipmi_voltage_state > 0
 246         for: 5m
 247         labels:
 248           alertgroup: "{{ $labels.instance }}"
 249         annotations:
 250           voltage_volts: "{{ with printf \"ipmi_voltage_volts{instance='%s',id='%s'}\" $labels.instance $labels.id | query }}{{ . | first | value | humanize }}V{{end}}"
 251       - alert: ipmi power alarm
 252         expr: ipmi_power_state > 0 or ipmi_sensor_state{type=~"Power .*"} > 0
 253         for: 5m
 254         labels:
 255           alertgroup: "{{ $labels.instance }}"
 256   - name: juniper
 257     rules:
 258       - alert: juniper cpu alarm
 259         expr: jnxOperatingCPU{jnxOperatingContentsIndex="7"} > 30
 260         for: 5m
 261         labels:
 262           alertgroup: "{{ $labels.site }}"
 263       - alert: juniper fan alarm
 264         expr: jnxOperatingState{jnxOperatingContentsIndex="4",jnxOperatingState!~"running.*"} > 0
 265         for: 5m
 266         labels:
 267           alertgroup: "{{ $labels.site }}"
 268       - alert: juniper power alarm
 269         expr: jnxOperatingState{jnxOperatingContentsIndex="2",jnxOperatingState!~"running.*"} > 0
 270         for: 5m
 271         labels:
 272           alertgroup: "{{ $labels.site }}"
 273   - name: mail
 274     rules:
 275       - alert: exim down
 276         expr: exim_up == 0
 277         for: 5m
 278         labels:
 279           alertgroup: "{{ $labels.instance }}"
 280       - alert: exim queue length
 281         expr: exim_queue > exim_queue_limit
 282         for: 60m
 283         labels:
 284           alertgroup: mail
 285         annotations:
 286           queue_length: "{{ $value }}"
 287       - alert: mailman queue length
 288         expr: mailman_queue_length > 200
 289         for: 60m
 290         labels:
 291           alertgroup: mail
 292         annotations:
 293           queue_length: "{{ $value }}"
 294   - name: mdadm
 295     rules:
 296       - alert: mdadm array inactive
 297         expr: node_md_state{state="inactive"} > 0
 298         for: 0m
 299         labels:
 300           alertgroup: "{{ $labels.instance }}"
 301         annotations:
 302           required: "{{ with printf \"node_md_disks_required{instance='%s',device='%s'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 303           active: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='active'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 304           failed: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='failed'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 305           spare: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='spare'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 306       - alert: mdadm array degraded
 307         expr: sum (node_md_disks{state="active"}) without (state) < node_md_disks_required
 308         for: 0m
 309         labels:
 310           alertgroup: "{{ $labels.instance }}"
 311         annotations:
 312           required: "{{ with printf \"node_md_disks_required{instance='%s',device='%s'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 313           active: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='active'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 314           failed: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='failed'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 315           spare: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='spare'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 316       - alert: mdadm disk failed
 317         expr: node_md_disks{state="failed"} > 0
 318         for: 0m
 319         labels:
 320           alertgroup: "{{ $labels.instance }}"
 321         annotations:
 322           required: "{{ with printf \"node_md_disks_required{instance='%s',device='%s'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 323           active: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='active'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 324           failed: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='failed'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 325           spare: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='spare'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 326   - name: memory
 327     rules:
 328       - alert: low memory
 329         expr: node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes < 0.1
 330         for: 15m
 331         labels:
 332           alertgroup: "{{ $labels.instance }}"
 333         annotations:
 334           memory_free: "{{ $value | humanizePercentage }}"
 335       - alert: memory pressure
 336         expr: rate(node_pressure_memory_waiting_seconds_total[5m]) > 0.6
 337         for: 60m
 338         labels:
 339           alertgroup: "{{ $labels.instance }}"
 340         annotations:
 341           pressure: "{{ $value | humanizePercentage }}"
 342       - alert: oom kill detected
 343         expr: increase(node_vmstat_oom_kill[1m]) > 0
 344         for: 0m
 345         labels:
 346           alertgroup: "{{ $labels.instance }}"
 347         annotations:
 348           new_oom_kills: "{{ $value }}"
 349   - name: mysql
 350     rules:
 351       - alert: mysql down
 352         expr: mysql_up == 0
 353         for: 1m
 354         labels:
 355           alertgroup: "{{ $labels.instance }}"
 356       - alert: mysql connection limit
 357         expr: mysql_global_status_max_used_connections / mysql_global_variables_max_connections > 0.8
 358         for: 1m
 359         labels:
 360           alertgroup: "{{ $labels.instance }}"
 361         annotations:
 362           connections_used: "{{ $value | humanizePercentage }}"
 363   - name: network
 364     rules:
 365       - alert: interface transmit rate
 366         expr: rate(node_network_transmit_bytes_total[1m]) / node_network_speed_bytes > 0.99
 367         for: 5m
 368         labels:
 369           alertgroup: "{{ $labels.instance }}"
 370         annotations:
 371           bandwidth_used: "{{ $value | humanizePercentage }}"
 372       - alert: interface receive rate
 373         expr: rate(node_network_receive_bytes_total[1m]) / node_network_speed_bytes > 0.99
 374         for: 5m
 375         labels:
 376           alertgroup: "{{ $labels.instance }}"
 377         annotations:
 378           bandwidth_used: "{{ $value | humanizePercentage }}"
 379       - alert: interface transmit errors
 380         expr: rate(node_network_transmit_errs_total{device!~"wg.*"}[1m]) / rate(node_network_transmit_packets_total{device!~"wg.*"}[1m]) > 0.01
 381         for: 5m
 382         labels:
 383           alertgroup: "{{ $labels.instance }}"
 384         annotations:
 385           error_rate: "{{ $value | humanizePercentage }}"
 386       - alert: wireguard interface transmit errors
 387         expr: rate(node_network_transmit_errs_total{device=~"wg.*"}[1m]) / rate(node_network_transmit_packets_total{device=~"wg.*"}[1m]) > 0.05
 388         for: 1h
 389         labels:
 390           alertgroup: "{{ $labels.instance }}"
 391         annotations:
 392           error_rate: "{{ $value | humanizePercentage }}"
 393       - alert: interface receive errors
 394         expr: rate(node_network_receive_errs_total[1m]) / rate(node_network_receive_packets_total[1m]) > 0.01
 395         for: 5m
 396         labels:
 397           alertgroup: "{{ $labels.instance }}"
 398         annotations:
 399           error_rate: "{{ $value | humanizePercentage }}"
 400       - alert: conntrack entries
 401         expr: node_nf_conntrack_entries / node_nf_conntrack_entries_limit > 0.8
 402         for: 5m
 403         labels:
 404           alertgroup: "{{ $labels.instance }}"
 405         annotations:
 406           entries_used: "{{ $value | humanizePercentage }}"
 407   - name: nominatim
 408     rules:
 409       - alert: nominatim replication delay
 410         expr: nominatim_replication_delay > 10800
 411         for: 1h
 412         labels:
 413           alertgroup: nominatim
 414         annotations:
 415           delay: "{{ $value | humanizeDuration }}"
 416   - name: overpass
 417     rules:
 418       - alert: overpass osm database age
 419         expr: overpass_database_age_seconds{database="osm"} > 3600
 420         for: 1h
 421         labels:
 422           alertgroup: overpass
 423         annotations:
 424           age: "{{ $value | humanizeDuration }}"
 425       - alert: overpass area database age
 426         expr: overpass_database_age_seconds{database="area"} > 86400
 427         for: 1h
 428         labels:
 429           alertgroup: overpass
 430         annotations:
 431           age: "{{ $value | humanizeDuration }}"
 432   - name: passenger
 433     rules:
 434       - alert: passenger down
 435         expr: passenger_up == 0
 436         for: 5m
 437         labels:
 438           alertgroup: "{{ $labels.instance }}"
 439       - alert: passenger queuing
 440         expr: passenger_top_level_request_queue > 0
 441         for: 5m
 442         labels:
 443           alertgroup: "{{ $labels.instance }}"
 444       - alert: passenger application queuing
 445         expr: passenger_app_request_queue > 0
 446         for: 5m
 447         labels:
 448           alertgroup: "{{ $labels.instance }}"
 449   - name: planet
 450     rules:
 451       - alert: planet dump overdue
 452         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/(pbf|planet)/.*"} > 7 * 86400 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 453         for: 24h
 454         labels:
 455           alertgroup: planet
 456         annotations:
 457           overdue_by: "{{ $value | humanizeDuration }}"
 458       - alert: notes dump overdue
 459         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/notes/.*"} > 86400 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 460         for: 6h
 461         labels:
 462           alertgroup: planet
 463         annotations:
 464           overdue_by: "{{ $value | humanizeDuration }}"
 465       - alert: daily replication feed delayed
 466         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/day/.*"} > 86400 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 467         for: 3h
 468         labels:
 469           alertgroup: planet
 470         annotations:
 471           delayed_by: "{{ $value | humanizeDuration }}"
 472       - alert: hourly replication feed delayed
 473         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/hour/.*"} > 3600 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 474         for: 30m
 475         labels:
 476           alertgroup: planet
 477         annotations:
 478           delayed_by: "{{ $value | humanizeDuration }}"
 479       - alert: minutely replication feed delayed
 480         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/minute/.*"} > 60 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 481         for: 5m
 482         labels:
 483           alertgroup: planet
 484         annotations:
 485           delayed_by: "{{ $value | humanizeDuration }}"
 486       - alert: changeset replication feed delayed
 487         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/changesets/.*"} > 60 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 488         for: 5m
 489         labels:
 490           alertgroup: planet
 491         annotations:
 492           delayed_by: "{{ $value | humanizeDuration }}"
 493   - name: postgresql
 494     rules:
 495       - alert: postgresql down
 496         expr: pg_up == 0
 497         for: 1m
 498         labels:
 499           alertgroup: "{{ $labels.instance }}"
 500       - alert: postgresql replication delay
 501         expr: pg_replication_lag_seconds > 30
 502         for: 15m
 503         labels:
 504           alertgroup: "{{ $labels.instance }}"
 505         annotations:
 506           delay: "{{ $value | humanizeDuration }}"
 507       - alert: postgresql connection limit
 508         expr: sum (pg_stat_activity_count) by (instance, server) / sum (pg_settings_max_connections) by (instance, server) > 0.8
 509         for: 1m
 510         labels:
 511           alertgroup: "{{ $labels.instance }}"
 512         annotations:
 513           connections_used: "{{ $value | humanizePercentage }}"
 514       - alert: postgresql deadlocks
 515         expr: increase(pg_stat_database_deadlocks{datname!="nominatim"}[1m]) > 5
 516         for: 0m
 517         labels:
 518           alertgroup: "{{ $labels.instance }}"
 519         annotations:
 520           new_deadlocks: "{{ $value }}"
 521       - alert: postgresql slow queries
 522         expr: pg_slow_queries > 0
 523         for: 5m
 524         labels:
 525           alertgroup: "{{ $labels.instance }}"
 526         annotations:
 527           queries: "{{ $value }}"
 528       - alert: postgresql idle transactions
 529         expr: sum(pg_process_idle_seconds_count{state="idle in transaction"}) by (instance, server) > sum(pg_process_idle_seconds_bucket{state="idle in transaction",le="300"}) by (instance, server)
 530         for: 5m
 531         labels:
 532           alertgroup: "{{ $labels.instance }}"
 533         annotations:
 534           queries: "{{ $value }}"
 535   - name: prometheus
 536     rules:
 537       - alert: prometheus configuration error
 538         expr: prometheus_config_last_reload_successful == 0
 539         for: 10m
 540         labels:
 541           alertgroup: "prometheus"
 542       - alert: prometheus target missing
 543         expr: up == 0
 544         for: 10m
 545         labels:
 546           alertgroup: "prometheus"
 547   - name: raid
 548     rules:
 549       - alert: raid controller battery failed
 550         expr: ohai_controller_info{battery_status="failed"} > 0
 551         for: 5m
 552         labels:
 553           alertgroup: "{{ $labels.instance }}"
 554       - alert: raid controller battery recharging
 555         expr: ohai_controller_info{battery_status="recharging"} > 0
 556         for: 4h
 557         labels:
 558           alertgroup: "{{ $labels.instance }}"
 559       - alert: raid array degraded
 560         expr: ohai_array_info{status="degraded"} > 0
 561         for: 5m
 562         labels:
 563           alertgroup: "{{ $labels.instance }}"
 564       - alert: raid disk failed
 565         expr: ohai_disk_info{status="failed"} > 0
 566         for: 5m
 567         labels:
 568           alertgroup: "{{ $labels.instance }}"
 569   - name: rasdaemon
 570     rules:
 571       - alert: memory controller errors
 572         expr: increase(rasdaemon_mc_events_total[1m]) > 0
 573         for: 0m
 574         labels:
 575           alertgroup: "{{ $labels.instance }}"
 576         annotations:
 577           new_errors: "{{ $value }}"
 578       - alert: pcie aer errors
 579         expr: increase(rasdaemon_aer_events_total[1m]) > 0
 580         for: 0m
 581         labels:
 582           alertgroup: "{{ $labels.instance }}"
 583         annotations:
 584           new_errors: "{{ $value }}"
 585   - name: smart
 586     rules:
 587       - alert: smart failure
 588         expr: smart_health_status == 0
 589         for: 60m
 590         labels:
 591           alertgroup: "{{ $labels.instance }}"
 592       - alert: smart ssd wearout approaching
 593         expr: smart_percentage_used / 100 >= 0.8
 594         for: 60m
 595         labels:
 596           alertgroup: "{{ $labels.instance }}"
 597         annotations:
 598           percentage_used: "{{ $value | humanizePercentage }}"
 599   - name: smokeping
 600     rules:
 601       - alert: packet loss
 602         expr: 1 - (rate(smokeping_response_duration_seconds_count[5m]) / rate(smokeping_requests_total[5m])) > 0.02
 603         for: 10m
 604         labels:
 605           alertgroup: smokeping
 606         annotations:
 607           loss_rate: "{{ $value | humanizePercentage }}"
 608   - name: snmp
 609     rules:
 610       - alert: snmp pdus missing
 611         expr: max_over_time(snmp_scrape_pdus_returned[1d]) - snmp_scrape_pdus_returned > 0
 612         for: 15m
 613         labels:
 614           alertgroup: snmp
 615         annotations:
 616           missing_pdus: "{{ $value }}"
 617   - name: ssl
 618     rules:
 619       - alert: ssl certificate probe failed
 620         expr: ssl_probe_success == 0
 621         for: 60m
 622         labels:
 623           alertgroup: ssl
 624       - alert: ssl certificate expiry
 625         expr: ssl_verified_cert_not_after{chain_no="0"} - time() < 86400 * 14
 626         for: 0m
 627         labels:
 628           alertgroup: ssl
 629         annotations:
 630           expires_in: "{{ $value | humanizeDuration }}"
 631       - alert: ssl certificate revoked
 632         expr: ssl_ocsp_response_status == 1
 633         for: 0m
 634         labels:
 635           alertgroup: ssl
 636       - alert: ocsp status unknown
 637         expr: ssl_ocsp_response_status == 1
 638         for: 0m
 639         labels:
 640           alertgroup: ssl
 641   - name: statuscake
 642     rules:
 643       - alert: statuscake uptime check failing
 644         expr: statuscake_paused == 0 and statuscake_up == 0
 645         for: 10m
 646         labels:
 647           alertgroup: statuscake
 648   - name: systemd
 649     rules:
 650       - alert: systemd failed service
 651         expr: node_systemd_unit_state{state="failed",name!="chef-client.service"} == 1
 652         for: 5m
 653         labels:
 654           alertgroup: "{{ $labels.instance }}"
 655       - alert: systemd failed chef client service
 656         expr: sum_over_time(node_systemd_unit_state{state="inactive",name="chef-client.service"}[6h]) == 0
 657         for: 0m
 658         labels:
 659           alertgroup: "{{ $labels.instance }}"
 660   - name: taginfo
 661     rules:
 662       - alert: taginfo planet age
 663         expr: time() - taginfo_data_from_seconds > 129600
 664         for: 0m
 665         labels:
 666           alertgroup: taginfo
 667         annotations:
 668           age: "{{ $value | humanizeDuration }}"
 669       - alert: taginfo database age
 670         expr: time() - taginfo_database_update_finish_seconds > 129600
 671         for: 0m
 672         labels:
 673           alertgroup: taginfo
 674         annotations:
 675           age: "{{ $value | humanizeDuration }}"
 676       - alert: taginfo database size
 677         expr: abs(delta(taginfo_database_size_bytes[30m])) / taginfo_database_size_bytes > 0.1
 678         for: 30m
 679         labels:
 680           alertgroup: taginfo
 681         annotations:
 682           size_change: "{{ $value | humanizePercentage }}"
 683   - name: tile
 684     rules:
 685       - alert: renderd replication delay
 686         expr: renderd_replication_delay > 120
 687         for: 15m
 688         labels:
 689           alertgroup: tile
 690         annotations:
 691           delay: "{{ $value | humanizeDuration }}"
 692       - alert: missed tile rate
 693         expr: sum(rate(modtile_http_response_total{code="404"}[5m])) by (instance) / sum(rate(modtile_http_response_total[5m])) by (instance) > 0.05
 694         for: 5m
 695         labels:
 696           alertgroup: tile
 697         annotations:
 698           miss_rate: "{{ $value | humanizePercentage }}"
 699       - alert: tile render rate
 700         expr: sum(rate(renderd_zoom_metatiles_total[5m])) by (instance) == 0
 701         for: 15m
 702         labels:
 703           alertgroup: tile
 704         annotations:
 705           render_rate: "{{ $value }} tiles/s"
 706   - name: time
 707     rules:
 708       - alert: clock not synchronising
 709         expr: min_over_time(node_timex_sync_status[1m]) == 0 and node_timex_maxerror_seconds >= 16
 710         for: 5m
 711         labels:
 712           alertgroup: "{{ $labels.instance }}"
 713       - alert: clock skew detected
 714         expr: (node_timex_offset_seconds > 0.05 and deriv(node_timex_offset_seconds[5m]) >= 0) or (node_timex_offset_seconds < -0.05 and deriv(node_timex_offset_seconds[5m]) <= 0)
 715         for: 5m
 716         labels:
 717           alertgroup: "{{ $labels.instance }}"
 718         annotations:
 719           skew: "{{ with printf \"node_timex_offset_seconds{instance='%s'}\" $labels.instance | query }} {{ . | humanizeDuration }}{{ end }}"
 720   - name: web
 721     rules:
 722       - alert: web error rate
 723         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
 724         for: 5m
 725         labels:
 726           alertgroup: web
 727         annotations:
 728           error_rate: "{{ $value | humanizePercentage }}"
 729       - alert: job processing rate
 730         expr: rate(pg_stat_user_tables_n_tup_del{datname="openstreetmap",relname="delayed_jobs"}[1h]) / rate(pg_stat_user_tables_n_tup_ins{datname="openstreetmap",relname="delayed_jobs"}[1h]) < 0.9 and ignoring(job, name, datname, relname, schemaname, server) chef_role{name="db-master"} == 1
 731         for: 1h
 732         labels:
 733           alertgroup: web
 734         annotations:
 735           job_processing_rate: "{{ $value | humanizePercentage }}"