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 > 10
   8         for: 6m
   9         labels:
  10           alertgroup: "amsterdam"
  11         annotations:
  12           current: "{{ $value | humanize }}A"
  13       - alert: site current draw
  14         expr: sum(rPDU2PhaseStatusCurrent{site="amsterdam",rPDU2PhaseStatusIndex="1"} / 10) > 13
  15         for: 6m
  16         labels:
  17           alertgroup: "amsterdam"
  18         annotations:
  19           current: "{{ $value | humanize }}A"
  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]) > 0.6
  94         for: 15m
  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 > 5
 103         for: 5m
 104         labels:
 105           alertgroup: database
 106         annotations:
 107           delay: "{{ $value | humanizeDuration }}"
 108   - name: dublin
 109     rules:
 110       - alert: pdu current draw
 111         expr: rPDU2PhaseStatusCurrent{site="dublin",rPDU2PhaseStatusIndex="1"} / 10 > 13
 112         for: 6m
 113         labels:
 114           alertgroup: "dublin"
 115         annotations:
 116           current: "{{ $value | humanize }}A"
 117       - alert: site current draw
 118         expr: sum(rPDU2PhaseStatusCurrent{site="dublin",rPDU2PhaseStatusIndex="1"} / 10) > 17
 119         for: 6m
 120         labels:
 121           alertgroup: "dublin"
 122         annotations:
 123           current: "{{ $value | humanize }}A"
 124       - alert: site temperature
 125         expr: min(rPDU2SensorTempHumidityStatusTempC{site="dublin"}) / 10 < 18 or min(rPDU2SensorTempHumidityStatusTempC{site="dublin"}) / 10 > 26
 126         for: 6m
 127         labels:
 128           alertgroup: "dublin"
 129         annotations:
 130           temperature: "{{ $value | humanize }}C"
 131       - alert: site humidity
 132         expr: max(rPDU2SensorTempHumidityStatusRelativeHumidity{site="dublin"}) / 100 < 0.25 or max(rPDU2SensorTempHumidityStatusRelativeHumidity{site="dublin"}) / 100 > 0.65
 133         for: 6m
 134         labels:
 135           alertgroup: "dublin"
 136         annotations:
 137           humidity: "{{ $value | humanizePercentage }}"
 138   - name: fastly
 139     rules:
 140       - alert: fastly error rate
 141         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
 142         for: 15m
 143         labels:
 144           alertgroup: fastly
 145         annotations:
 146           error_rate: "{{ $value | humanizePercentage }}"
 147       - alert: fastly healthcheck failing
 148         expr: count(fastly_healthcheck_status == 0) by (service) > 0
 149         for: 15m
 150         labels:
 151           alertgroup: fastly
 152       - alert: multiple fastly healthchecks failing
 153         expr: count(fastly_healthcheck_status == 0) by (service) > 4
 154         for: 5m
 155         labels:
 156           alertgroup: fastly
 157   - name: filesystem
 158     rules:
 159       - alert: readonly filesystem
 160         expr: node_filesystem_readonly > min_over_time(node_filesystem_readonly[7d])
 161         for: 0m
 162         labels:
 163           alertgroup: "{{ $labels.instance }}"
 164       - alert: filesystem low on space
 165         expr: node_filesystem_avail_bytes / node_filesystem_size_bytes < 0.05
 166         for: 5m
 167         labels:
 168           alertgroup: "{{ $labels.instance }}"
 169         annotations:
 170           percentage_free: "{{ $value | humanizePercentage }}"
 171           free_bytes: "{{ with printf \"node_filesystem_avail_bytes{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value | humanize1024 }}bytes{{end}}"
 172           total_total: "{{ with printf \"node_filesystem_size_bytes{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value | humanize1024 }}bytes{{end}}"
 173       - alert: filesystem low on inodes
 174         expr: node_filesystem_files_free / node_filesystem_files < 0.1
 175         for: 5m
 176         labels:
 177           alertgroup: "{{ $labels.instance }}"
 178         annotations:
 179           percentage_free: "{{ $value | humanizePercentage }}"
 180           free_inodes: "{{ with printf \"node_filesystem_files_free{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value }}{{end}}"
 181           total_inodes: "{{ with printf \"node_filesystem_files{instance='%s',mountpoint='%s'}\" $labels.instance $labels.mountpoint | query }}{{ . | first | value }}{{end}}"
 182   - name: hwmon
 183     rules:
 184       - alert: hwmon fan alarm
 185         expr: node_hwmon_fan_alarm == 1
 186         for: 5m
 187         labels:
 188           alertgroup: "{{ $labels.instance }}"
 189         annotations:
 190           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}}"
 191           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}}"
 192       - alert: hwmon temperature alarm
 193         expr: node_hwmon_temp_alarm == 1
 194         for: 5m
 195         labels:
 196           alertgroup: "{{ $labels.instance }}"
 197         annotations:
 198           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}}"
 199           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}}"
 200           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}}"
 201       - alert: hwmon voltage alarm
 202         expr: node_hwmon_in_alarm == 1
 203         for: 5m
 204         labels:
 205           alertgroup: "{{ $labels.instance }}"
 206         annotations:
 207           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}}"
 208           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}}"
 209           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}}"
 210   - name: io
 211     rules:
 212       - alert: io pressure
 213         expr: rate(node_pressure_io_waiting_seconds_total[5m]) > 0.6
 214         for: 60m
 215         labels:
 216           alertgroup: "{{ $labels.instance }}"
 217         annotations:
 218           pressure: "{{ $value | humanizePercentage }}"
 219   - name: ipmi
 220     rules:
 221       - alert: ipmi fan alarm
 222         expr: ipmi_fan_speed_state > 0
 223         for: 5m
 224         labels:
 225           alertgroup: "{{ $labels.instance }}"
 226         annotations:
 227           fan_speed_rpm: "{{ with printf \"ipmi_fan_speed_rpm{instance='%s',id='%s'}\" $labels.instance $labels.id | query }}{{ . | first | value | humanize }}rpm{{end}}"
 228       - alert: ipmi temperature alarm
 229         expr: ipmi_temperature_state > 0
 230         for: 5m
 231         labels:
 232           alertgroup: "{{ $labels.instance }}"
 233         annotations:
 234           temperature_celsius: "{{ with printf \"ipmi_temperature_celsius{instance='%s',id='%s'}\" $labels.instance $labels.id | query }}{{ . | first | value | humanize }}C{{end}}"
 235       - alert: ipmi voltage alarm
 236         expr: ipmi_voltage_state > 0
 237         for: 5m
 238         labels:
 239           alertgroup: "{{ $labels.instance }}"
 240         annotations:
 241           voltage_volts: "{{ with printf \"ipmi_voltage_volts{instance='%s',id='%s'}\" $labels.instance $labels.id | query }}{{ . | first | value | humanize }}V{{end}}"
 242       - alert: ipmi power alarm
 243         expr: ipmi_power_state > 0 or ipmi_sensor_state{type=~"Power .*"} > 0
 244         for: 5m
 245         labels:
 246           alertgroup: "{{ $labels.instance }}"
 247   - name: juniper
 248     rules:
 249       - alert: juniper cpu alarm
 250         expr: jnxOperatingCPU{jnxOperatingContentsIndex="7"} > 30
 251         for: 5m
 252         labels:
 253           alertgroup: "{{ $labels.site }}"
 254       - alert: juniper fan alarm
 255         expr: jnxOperatingState{jnxOperatingContentsIndex="4",jnxOperatingState!~"running.*"} > 0
 256         for: 5m
 257         labels:
 258           alertgroup: "{{ $labels.site }}"
 259       - alert: juniper power alarm
 260         expr: jnxOperatingState{jnxOperatingContentsIndex="2",jnxOperatingState!~"running.*"} > 0
 261         for: 5m
 262         labels:
 263           alertgroup: "{{ $labels.site }}"
 264   - name: mail
 265     rules:
 266       - alert: exim down
 267         expr: exim_up == 0
 268         for: 5m
 269         labels:
 270           alertgroup: "{{ $labels.instance }}"
 271       - alert: exim queue length
 272         expr: exim_queue > exim_queue_limit
 273         for: 60m
 274         labels:
 275           alertgroup: mail
 276         annotations:
 277           queue_length: "{{ $value }}"
 278       - alert: mailman queue length
 279         expr: mailman_queue_length > 200
 280         for: 60m
 281         labels:
 282           alertgroup: mail
 283         annotations:
 284           queue_length: "{{ $value }}"
 285   - name: mdadm
 286     rules:
 287       - alert: mdadm array inactive
 288         expr: node_md_state{state="inactive"} > 0
 289         for: 0m
 290         labels:
 291           alertgroup: "{{ $labels.instance }}"
 292         annotations:
 293           required: "{{ with printf \"node_md_disks_required{instance='%s',device='%s'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 294           active: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='active'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 295           failed: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='failed'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 296           spare: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='spare'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 297       - alert: mdadm array degraded
 298         expr: sum (node_md_disks{state="active"}) without (state) < node_md_disks_required
 299         for: 0m
 300         labels:
 301           alertgroup: "{{ $labels.instance }}"
 302         annotations:
 303           required: "{{ with printf \"node_md_disks_required{instance='%s',device='%s'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 304           active: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='active'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 305           failed: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='failed'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 306           spare: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='spare'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 307       - alert: mdadm disk failed
 308         expr: node_md_disks{state="failed"} > 0
 309         for: 0m
 310         labels:
 311           alertgroup: "{{ $labels.instance }}"
 312         annotations:
 313           required: "{{ with printf \"node_md_disks_required{instance='%s',device='%s'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 314           active: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='active'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 315           failed: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='failed'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 316           spare: "{{ with printf \"node_md_disks{instance='%s',device='%s',state='spare'}\" $labels.instance $labels.device | query }}{{ . | first | value | humanize }} disks{{end}}"
 317   - name: memory
 318     rules:
 319       - alert: low memory
 320         expr: node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes < 0.1
 321         for: 15m
 322         labels:
 323           alertgroup: "{{ $labels.instance }}"
 324         annotations:
 325           memory_free: "{{ $value | humanizePercentage }}"
 326       - alert: memory pressure
 327         expr: rate(node_pressure_memory_waiting_seconds_total[5m]) > 0.6
 328         for: 60m
 329         labels:
 330           alertgroup: "{{ $labels.instance }}"
 331         annotations:
 332           pressure: "{{ $value | humanizePercentage }}"
 333       - alert: oom kill detected
 334         expr: increase(node_vmstat_oom_kill[1m]) > 0
 335         for: 0m
 336         labels:
 337           alertgroup: "{{ $labels.instance }}"
 338         annotations:
 339           new_oom_kills: "{{ $value }}"
 340   - name: mysql
 341     rules:
 342       - alert: mysql down
 343         expr: mysql_up == 0
 344         for: 1m
 345         labels:
 346           alertgroup: "{{ $labels.instance }}"
 347       - alert: mysql connection limit
 348         expr: mysql_global_status_max_used_connections / mysql_global_variables_max_connections > 0.8
 349         for: 1m
 350         labels:
 351           alertgroup: "{{ $labels.instance }}"
 352         annotations:
 353           connections_used: "{{ $value | humanizePercentage }}"
 354   - name: network
 355     rules:
 356       - alert: interface transmit rate
 357         expr: rate(node_network_transmit_bytes_total[1m]) / node_network_speed_bytes > 0.98
 358         for: 5m
 359         labels:
 360           alertgroup: "{{ $labels.instance }}"
 361         annotations:
 362           bandwidth_used: "{{ $value | humanizePercentage }}"
 363       - alert: interface receive rate
 364         expr: rate(node_network_receive_bytes_total[1m]) / node_network_speed_bytes > 0.98
 365         for: 5m
 366         labels:
 367           alertgroup: "{{ $labels.instance }}"
 368         annotations:
 369           bandwidth_used: "{{ $value | humanizePercentage }}"
 370       - alert: interface transmit errors
 371         expr: rate(node_network_transmit_errs_total{device!~"wg.*"}[1m]) / rate(node_network_transmit_packets_total{device!~"wg.*"}[1m]) > 0.01
 372         for: 5m
 373         labels:
 374           alertgroup: "{{ $labels.instance }}"
 375         annotations:
 376           error_rate: "{{ $value | humanizePercentage }}"
 377       - alert: wireguard interface transmit errors
 378         expr: rate(node_network_transmit_errs_total{device=~"wg.*"}[1m]) / rate(node_network_transmit_packets_total{device=~"wg.*"}[1m]) > 0.05
 379         for: 1h
 380         labels:
 381           alertgroup: "{{ $labels.instance }}"
 382         annotations:
 383           error_rate: "{{ $value | humanizePercentage }}"
 384       - alert: interface receive errors
 385         expr: rate(node_network_receive_errs_total[1m]) / rate(node_network_receive_packets_total[1m]) > 0.01
 386         for: 5m
 387         labels:
 388           alertgroup: "{{ $labels.instance }}"
 389         annotations:
 390           error_rate: "{{ $value | humanizePercentage }}"
 391       - alert: conntrack entries
 392         expr: node_nf_conntrack_entries / node_nf_conntrack_entries_limit > 0.8
 393         for: 5m
 394         labels:
 395           alertgroup: "{{ $labels.instance }}"
 396         annotations:
 397           entries_used: "{{ $value | humanizePercentage }}"
 398   - name: nominatim
 399     rules:
 400       - alert: nominatim replication delay
 401         expr: nominatim_replication_delay > 10800
 402         for: 1h
 403         labels:
 404           alertgroup: nominatim
 405         annotations:
 406           delay: "{{ $value | humanizeDuration }}"
 407   - name: overpass
 408     rules:
 409       - alert: overpass osm database age
 410         expr: overpass_database_age_seconds{database="osm"} > 3600
 411         for: 1h
 412         labels:
 413           alertgroup: overpass
 414         annotations:
 415           age: "{{ $value | humanizeDuration }}"
 416       - alert: overpass area database age
 417         expr: overpass_database_age_seconds{database="area"} > 86400
 418         for: 1h
 419         labels:
 420           alertgroup: overpass
 421         annotations:
 422           age: "{{ $value | humanizeDuration }}"
 423   - name: passenger
 424     rules:
 425       - alert: passenger down
 426         expr: passenger_up == 0
 427         for: 5m
 428         labels:
 429           alertgroup: "{{ $labels.instance }}"
 430       - alert: passenger queuing
 431         expr: passenger_top_level_request_queue > 0
 432         for: 5m
 433         labels:
 434           alertgroup: "{{ $labels.instance }}"
 435       - alert: passenger application queuing
 436         expr: passenger_app_request_queue > 0
 437         for: 5m
 438         labels:
 439           alertgroup: "{{ $labels.instance }}"
 440   - name: planet
 441     rules:
 442       - alert: planet dump overdue
 443         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/(pbf|planet)/.*"} > 7 * 86400 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 444         for: 24h
 445         labels:
 446           alertgroup: planet
 447         annotations:
 448           overdue_by: "{{ $value | humanizeDuration }}"
 449       - alert: notes dump overdue
 450         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/notes/.*"} > 86400 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 451         for: 6h
 452         labels:
 453           alertgroup: planet
 454         annotations:
 455           overdue_by: "{{ $value | humanizeDuration }}"
 456       - alert: daily replication feed delayed
 457         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/day/.*"} > 86400 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 458         for: 3h
 459         labels:
 460           alertgroup: planet
 461         annotations:
 462           delayed_by: "{{ $value | humanizeDuration }}"
 463       - alert: hourly replication feed delayed
 464         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/hour/.*"} > 3600 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 465         for: 30m
 466         labels:
 467           alertgroup: planet
 468         annotations:
 469           delayed_by: "{{ $value | humanizeDuration }}"
 470       - alert: minutely replication feed delayed
 471         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/minute/.*"} > 60 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 472         for: 5m
 473         labels:
 474           alertgroup: planet
 475         annotations:
 476           delayed_by: "{{ $value | humanizeDuration }}"
 477       - alert: changeset replication feed delayed
 478         expr: time() - file_stat_modif_time_seconds{path=~"/store/planet/replication/changesets/.*"} > 60 and ignoring (job, name, path) chef_role{name="planetdump"} == 1
 479         for: 5m
 480         labels:
 481           alertgroup: planet
 482         annotations:
 483           delayed_by: "{{ $value | humanizeDuration }}"
 484   - name: postgresql
 485     rules:
 486       - alert: postgresql down
 487         expr: pg_up == 0
 488         for: 1m
 489         labels:
 490           alertgroup: "{{ $labels.instance }}"
 491       - alert: postgresql replication delay
 492         expr: pg_replication_lag_seconds > 5
 493         for: 1m
 494         labels:
 495           alertgroup: "{{ $labels.instance }}"
 496         annotations:
 497           delay: "{{ $value | humanizeDuration }}"
 498       - alert: postgresql connection limit
 499         expr: sum (pg_stat_activity_count) by (instance, server) / sum (pg_settings_max_connections) by (instance, server) > 0.8
 500         for: 1m
 501         labels:
 502           alertgroup: "{{ $labels.instance }}"
 503         annotations:
 504           connections_used: "{{ $value | humanizePercentage }}"
 505       - alert: postgresql deadlocks
 506         expr: increase(pg_stat_database_deadlocks{datname!="nominatim"}[1m]) > 5
 507         for: 0m
 508         labels:
 509           alertgroup: "{{ $labels.instance }}"
 510         annotations:
 511           new_deadlocks: "{{ $value }}"
 512       - alert: postgresql slow queries
 513         expr: pg_slow_queries > 0
 514         for: 5m
 515         labels:
 516           alertgroup: "{{ $labels.instance }}"
 517         annotations:
 518           queries: "{{ $value }}"
 519   - name: prometheus
 520     rules:
 521       - alert: prometheus configuration error
 522         expr: prometheus_config_last_reload_successful == 0
 523         for: 10m
 524         labels:
 525           alertgroup: "prometheus"
 526       - alert: prometheus target missing
 527         expr: up == 0
 528         for: 10m
 529         labels:
 530           alertgroup: "prometheus"
 531   - name: raid
 532     rules:
 533       - alert: raid array degraded
 534         expr: ohai_array_info{status="degraded"} > 0
 535         for: 5m
 536         labels:
 537           alertgroup: "{{ $labels.instance }}"
 538       - alert: raid disk failed
 539         expr: ohai_disk_info{status="failed"} > 0
 540         for: 5m
 541         labels:
 542           alertgroup: "{{ $labels.instance }}"
 543   - name: rasdaemon
 544     rules:
 545       - alert: memory controller errors
 546         expr: increase(rasdaemon_mc_events_total[1m]) > 0
 547         for: 0m
 548         labels:
 549           alertgroup: "{{ $labels.instance }}"
 550         annotations:
 551           new_errors: "{{ $value }}"
 552       - alert: pcie aer errors
 553         expr: increase(rasdaemon_aer_events_total[1m]) > 0
 554         for: 0m
 555         labels:
 556           alertgroup: "{{ $labels.instance }}"
 557         annotations:
 558           new_errors: "{{ $value }}"
 559   - name: smart
 560     rules:
 561       - alert: smart failure
 562         expr: smart_health_status == 0
 563         for: 60m
 564         labels:
 565           alertgroup: "{{ $labels.instance }}"
 566       - alert: smart ssd wearout approaching
 567         expr: smart_percentage_used >= 80
 568         for: 60m
 569         labels:
 570           alertgroup: "{{ $labels.instance }}"
 571         annotations:
 572           percentage_used: "{{ $value | humanizePercentage }}"
 573   - name: snmp
 574     rules:
 575       - alert: snmp pdus missing
 576         expr: max_over_time(snmp_scrape_pdus_returned[1d]) - snmp_scrape_pdus_returned > 0
 577         for: 15m
 578         labels:
 579           alertgroup: snmp
 580         annotations:
 581           missing_pdus: "{{ $value }}"
 582   - name: ssl
 583     rules:
 584       - alert: ssl certificate probe failed
 585         expr: ssl_probe_success == 0
 586         for: 60m
 587         labels:
 588           alertgroup: ssl
 589       - alert: ssl certificate expiry
 590         expr: ssl_verified_cert_not_after{chain_no="0"} - time() < 86400 * 14
 591         for: 0m
 592         labels:
 593           alertgroup: ssl
 594         annotations:
 595           expires_in: "{{ $value | humanizeDuration }}"
 596       - alert: ssl certificate revoked
 597         expr: ssl_ocsp_response_status == 1
 598         for: 0m
 599         labels:
 600           alertgroup: ssl
 601       - alert: ocsp status unknown
 602         expr: ssl_ocsp_response_status == 1
 603         for: 0m
 604         labels:
 605           alertgroup: ssl
 606   - name: statuscake
 607     rules:
 608       - alert: statuscake uptime check failing
 609         expr: statuscake_uptime{status="down",paused="false"} > 0
 610         for: 10m
 611         labels:
 612           alertgroup: statuscake
 613   - name: systemd
 614     rules:
 615       - alert: systemd failed service
 616         expr: node_systemd_unit_state{state="failed",name!="chef-client.service"} == 1
 617         for: 5m
 618         labels:
 619           alertgroup: "{{ $labels.instance }}"
 620       - alert: systemd failed chef client service
 621         expr: node_systemd_unit_state{state="failed",name="chef-client.service"} == 1
 622         for: 6h
 623         labels:
 624           alertgroup: "{{ $labels.instance }}"
 625   - name: tile
 626     rules:
 627       - alert: renderd replication delay
 628         expr: renderd_replication_delay > 120
 629         for: 15m
 630         labels:
 631           alertgroup: tile
 632         annotations:
 633           delay: "{{ $value | humanizeDuration }}"
 634       - alert: missed tile rate
 635         expr: sum(rate(modtile_http_response_total{code="404"}[5m])) by (instance) / sum(rate(modtile_http_response_total[5m])) by (instance) > 0.05
 636         for: 5m
 637         labels:
 638           alertgroup: tile
 639         annotations:
 640           miss_rate: "{{ $value | humanizePercentage }}"
 641       - alert: tile render rate
 642         expr: sum(rate(renderd_zoom_metatiles_total[5m])) by (instance) == 0
 643         for: 15m
 644         labels:
 645           alertgroup: tile
 646         annotations:
 647           render_rate: "{{ $value }} tiles/s"
 648   - name: time
 649     rules:
 650       - alert: clock not synchronising
 651         expr: min_over_time(node_timex_sync_status[1m]) == 0 and node_timex_maxerror_seconds >= 16
 652         for: 5m
 653         labels:
 654           alertgroup: "{{ $labels.instance }}"
 655       - alert: clock skew detected
 656         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)
 657         for: 5m
 658         labels:
 659           alertgroup: "{{ $labels.instance }}"
 660         annotations:
 661           skew: "{{ with printf \"node_timex_offset_seconds{instance='%s'}\" $labels.instance | query }} {{ . | humanizeDuration }}{{ end }}"
 662   - name: web
 663     rules:
 664       - alert: web error rate
 665         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
 666         for: 5m
 667         labels:
 668           alertgroup: web
 669         annotations:
 670           error_rate: "{{ $value | humanizePercentage }}"
 671       - alert: job processing rate
 672         expr: rate(pg_stat_user_tables_n_tup_del{datname="openstreetmap",relname="delayed_jobs"}[5m]) / rate(pg_stat_user_tables_n_tup_ins{datname="openstreetmap",relname="delayed_jobs"}[5m]) < 0.9 and ignoring(job, name, datname, relname, schemaname, server) chef_role{name="db-master"} == 1
 673         for: 15m
 674         labels:
 675           alertgroup: web
 676         annotations:
 677           job_processing_rate: "{{ $value | humanizePercentage }}"