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fix(prometheus): Update Prometheus postgresql alert expressions to scope on coder namespace
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‎coder-observability/templates/_prometheus-alerts.tpl‎

Lines changed: 2 additions & 2 deletions
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@@ -218,7 +218,7 @@
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rules:
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{{ $alert := "PostgresDown" }}
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- alert: {{ $alert }}
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expr: pg_up == 0
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expr: pg_up{namespace="{{ $.Release.Namespace }}"} == 0
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for: {{ $group.delay }}
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annotations:
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summary: The postgres instance {{ `{{ $labels.instance }}` }} is down!
@@ -235,7 +235,7 @@
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{{ $alert := "PostgresConnectionsRunningLow" }}
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{{- range $severity, $threshold := .thresholds }}
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- alert: {{ $alert }}
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expr: sum by (datname, instance) (pg_stat_activity_count) > on () group_left() (pg_settings_max_connections * {{ $threshold }})
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expr: sum by (datname, instance) (pg_stat_activity_count{namespace="{{ $.Release.Namespace }}"}) > on () group_left() (pg_settings_max_connections{namespace="{{ $.Release.Namespace }}"} * {{ $threshold }})
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for: {{ $group.delay }}
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labels:
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summary: The postgres instance {{ `{{ $labels.instance }}` }} is running low on connections which may impact application performance.

‎compiled/resources.yaml‎

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@@ -515,6 +515,7 @@ metadata:
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app.kubernetes.io/managed-by: Helm
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data:
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config.yaml: |2
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auth_enabled: false
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chunk_store_config:
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chunk_cache_config:
@@ -796,7 +797,7 @@ data:
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coderd.yaml: "groups:\n- name: CPU Usage\n rules:\n \n - alert: CoderdCPUUsage\n expr: max by (pod) (rate(container_cpu_usage_seconds_total{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}[10m])) / max by(pod) (kube_pod_container_resource_limits{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`, resource=\"cpu\"}) > 0.9\n for: 10m\n annotations:\n summary: The Coder instance {{ $labels.pod }} is using high amounts of CPU, which may impact application performance.\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdcpuusage\n - alert: CoderdCPUUsage\n expr: max by (pod) (rate(container_cpu_usage_seconds_total{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}[10m])) / max by(pod) (kube_pod_container_resource_limits{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`, resource=\"cpu\"}) > 0.8\n for: 10m\n annotations:\n summary: The Coder instance {{ $labels.pod }} is using high amounts of CPU, which may impact application performance.\n labels:\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdcpuusage\n- name: Memory Usage\n rules:\n \n - alert: CoderdMemoryUsage\n expr: max by (pod) (container_memory_working_set_bytes{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}) / max by (pod) (kube_pod_container_resource_limits{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`, resource=\"memory\"}) > 0.9\n for: 10m\n annotations:\n summary: The Coder instance {{ $labels.pod }} is using high amounts of memory, which may lead to an Out-Of-Memory (OOM) error.\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdmemoryusage\n - alert: CoderdMemoryUsage\n expr: max by (pod) (container_memory_working_set_bytes{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}) / max by (pod) (kube_pod_container_resource_limits{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`, resource=\"memory\"}) > 0.8\n for: 10m\n annotations:\n summary: The Coder instance {{ $labels.pod }} is using high amounts of memory, which may lead to an Out-Of-Memory (OOM) error.\n labels:\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdmemoryusage\n- name: Pod Restarts\n rules:\n \n - alert: CoderdRestarts\n expr: sum by(pod) (increase(kube_pod_container_status_restarts_total{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}[10m])) > 3\n for: 1m\n annotations:\n summary: The Coder instance {{ $labels.pod }} has restarted multiple times in the last 10m, which may indicate a CrashLoop.\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdrestarts\n - alert: CoderdRestarts\n expr: sum by(pod) (increase(kube_pod_container_status_restarts_total{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}[10m])) > 1\n for: 1m\n annotations:\n summary: The Coder instance {{ $labels.pod }} has restarted multiple times in the last 10m, which may indicate a CrashLoop.\n labels:\n severity: notify\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdrestarts\n - alert: CoderdRestarts\n expr: sum by(pod) (increase(kube_pod_container_status_restarts_total{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}[10m])) > 2\n for: 1m\n annotations:\n summary: The Coder instance {{ $labels.pod }} has restarted multiple times in the last 10m, which may indicate a CrashLoop.\n labels:\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdrestarts\n- name: Coderd Replicas\n rules:\n \n - alert: CoderdReplicas\n expr: sum(up{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}) < 1\n for: 5m\n annotations:\n summary: Number of alive coderd replicas is below the threshold = 1.\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdreplicas\n - alert: CoderdReplicas\n expr: sum(up{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}) < 3\n for: 5m\n annotations:\n summary: Number of alive coderd replicas is below the threshold = 3.\n labels:\n severity: notify\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdreplicas\n - alert: CoderdReplicas\n expr: sum(up{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}) < 2\n for: 5m\n annotations:\n summary: Number of alive coderd replicas is below the threshold = 2.\n labels:\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdreplicas\n- name: Coderd Workspace Build Failures\n rules:\n \n - alert: CoderdWorkspaceBuildFailures\n expr: sum(increase(coderd_workspace_builds_total{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`, status=\"failed\" }[10m])) > 10\n for: 10m\n annotations:\n summary: Workspace builds have failed multiple times in the last 10m, which may indicate a broken Coder template.\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdworkspacebuildfailures\n - alert: CoderdWorkspaceBuildFailures\n expr: sum(increase(coderd_workspace_builds_total{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`, status=\"failed\" }[10m])) > 2\n for: 10m\n annotations:\n summary: Workspace builds have failed multiple times in the last 10m, which may indicate a broken Coder template.\n labels:\n severity: notify\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdworkspacebuildfailures\n - alert: CoderdWorkspaceBuildFailures\n expr: sum(increase(coderd_workspace_builds_total{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`, status=\"failed\" }[10m])) > 5\n for: 10m\n annotations:\n summary: Workspace builds have failed multiple times in the last 10m, which may indicate a broken Coder template.\n labels:\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdworkspacebuildfailures\n- name: Coderd Ineligible Prebuilds\n rules:\n \n - alert: CoderdIneligiblePrebuilds\n expr: max by (template_name, preset_name) (coderd_prebuilt_workspaces_running - coderd_prebuilt_workspaces_eligible) > 0\n for: 10m\n annotations:\n summary: >\n {{ $value }} prebuilt workspace(s) are currently ineligible for claiming for the \"{{ $labels.template_name }}\" template and \"{{ $labels.preset_name }}\" preset.\n This usually indicates that the agent has not started correctly, or is still running its startup scripts after an extended period of time.\n labels:\n severity: notify\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdineligibleprebuilds\n- name: Coderd Unprovisioned Prebuilt Workspaces\n rules:\n \n - alert: CoderdUnprovisionedPrebuiltWorkspaces\n expr: max by (template_name, preset_name) (coderd_prebuilt_workspaces_desired - coderd_prebuilt_workspaces_running) > 0\n for: 10m\n annotations:\n summary: >\n {{ $value }} prebuilt workspace(s) not yet been provisioned for the \"{{ $labels.template_name }}\" template and \"{{ $labels.preset_name }}\" preset.\n labels:\n severity: warn\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#coderdunprovisionedprebuiltworkspaces"
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provisionerd.yaml: "groups:\n- name: Provisionerd Replicas\n rules:\n \n - alert: ProvisionerdReplicas\n expr: sum(coderd_provisionerd_num_daemons{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}) < 1\n for: 5m\n annotations:\n summary: Number of alive provisionerd replicas is below the threshold = 1.\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#provisionerdreplicas\n - alert: ProvisionerdReplicas\n expr: sum(coderd_provisionerd_num_daemons{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}) < 3\n for: 5m\n annotations:\n summary: Number of alive provisionerd replicas is below the threshold = 3.\n labels:\n severity: notify\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#provisionerdreplicas\n - alert: ProvisionerdReplicas\n expr: sum(coderd_provisionerd_num_daemons{pod=~`coder.*`, pod!~`.*provisioner.*`, namespace=`coder`}) < 2\n for: 5m\n annotations:\n summary: Number of alive provisionerd replicas is below the threshold = 2.\n labels:\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/coderd#provisionerdreplicas"
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enterprise.yaml: "groups:\n - name: Licences\n rules:\n \n - alert: CoderLicenseSeats\n expr: 'max(coderd_license_active_users) / max(coderd_license_limit_users) >=1'\n for: 1m\n annotations:\n summary: Your Coder enterprise licence usage is now at {{ $value | humanizePercentage }} capacity.\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/enterprise#coderlicenseseats\n - alert: CoderLicenseSeats\n expr: 'max(coderd_license_active_users) / max(coderd_license_limit_users) >=0.9'\n for: 1m\n annotations:\n summary: Your Coder enterprise licence usage is now at {{ $value | humanizePercentage }} capacity.\n labels:\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/enterprise#coderlicenseseats"
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postgres.yaml: "groups:\n- name: Notifications\n rules:\n \n - alert: PostgresNotificationQueueFillingUp\n expr: pg_pubsub_usage > 0.9\n for: 15m\n annotations:\n summary: The postgres instance {{ $labels.instance }} has a notification that is filling up, which may impact application performance.\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresnotificationqueuefillingup\n - alert: PostgresNotificationQueueFillingUp\n expr: pg_pubsub_usage > 0.5\n for: 15m\n annotations:\n summary: The postgres instance {{ $labels.instance }} has a notification that is filling up, which may impact application performance.\n labels:\n severity: notify\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresnotificationqueuefillingup\n - alert: PostgresNotificationQueueFillingUp\n expr: pg_pubsub_usage > 0.8\n for: 15m\n annotations:\n summary: The postgres instance {{ $labels.instance }} has a notification that is filling up, which may impact application performance.\n labels:\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresnotificationqueuefillingup\n\n- name: Liveness\n rules:\n \n - alert: PostgresDown\n expr: pg_up == 0\n for: 1m\n annotations:\n summary: The postgres instance {{ $labels.instance }} is down!\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresdown\n\n\n- name: Connections\n rules:\n \n - alert: PostgresConnectionsRunningLow\n expr: sum by (datname, instance) (pg_stat_activity_count) > on () group_left() (pg_settings_max_connections * 0.9)\n for: 5m\n labels:\n summary: The postgres instance {{ $labels.instance }} is running low on connections which may impact application performance.\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresconnectionsrunninglow\n - alert: PostgresConnectionsRunningLow\n expr: sum by (datname, instance) (pg_stat_activity_count) > on () group_left() (pg_settings_max_connections * 0.5)\n for: 5m\n labels:\n summary: The postgres instance {{ $labels.instance }} is running low on connections which may impact application performance.\n severity: notify\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresconnectionsrunninglow\n - alert: PostgresConnectionsRunningLow\n expr: sum by (datname, instance) (pg_stat_activity_count) > on () group_left() (pg_settings_max_connections * 0.8)\n for: 5m\n labels:\n summary: The postgres instance {{ $labels.instance }} is running low on connections which may impact application performance.\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresconnectionsrunninglow"
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postgres.yaml: "groups:\n- name: Notifications\n rules:\n \n - alert: PostgresNotificationQueueFillingUp\n expr: pg_pubsub_usage > 0.9\n for: 15m\n annotations:\n summary: The postgres instance {{ $labels.instance }} has a notification that is filling up, which may impact application performance.\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresnotificationqueuefillingup\n - alert: PostgresNotificationQueueFillingUp\n expr: pg_pubsub_usage > 0.5\n for: 15m\n annotations:\n summary: The postgres instance {{ $labels.instance }} has a notification that is filling up, which may impact application performance.\n labels:\n severity: notify\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresnotificationqueuefillingup\n - alert: PostgresNotificationQueueFillingUp\n expr: pg_pubsub_usage > 0.8\n for: 15m\n annotations:\n summary: The postgres instance {{ $labels.instance }} has a notification that is filling up, which may impact application performance.\n labels:\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresnotificationqueuefillingup\n\n- name: Liveness\n rules:\n \n - alert: PostgresDown\n expr: pg_up{namespace=\"coder-observability\"} == 0\n for: 1m\n annotations:\n summary: The postgres instance {{ $labels.instance }} is down!\n labels:\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresdown\n\n\n- name: Connections\n rules:\n \n - alert: PostgresConnectionsRunningLow\n expr: sum by (datname, instance) (pg_stat_activity_count{namespace=\"coder-observability\"}) > on () group_left() (pg_settings_max_connections{namespace=\"coder-observability\"} * 0.9)\n for: 5m\n labels:\n summary: The postgres instance {{ $labels.instance }} is running low on connections which may impact application performance.\n severity: critical\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresconnectionsrunninglow\n - alert: PostgresConnectionsRunningLow\n expr: sum by (datname, instance) (pg_stat_activity_count{namespace=\"coder-observability\"}) > on () group_left() (pg_settings_max_connections{namespace=\"coder-observability\"} * 0.5)\n for: 5m\n labels:\n summary: The postgres instance {{ $labels.instance }} is running low on connections which may impact application performance.\n severity: notify\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresconnectionsrunninglow\n - alert: PostgresConnectionsRunningLow\n expr: sum by (datname, instance) (pg_stat_activity_count{namespace=\"coder-observability\"}) > on () group_left() (pg_settings_max_connections{namespace=\"coder-observability\"} * 0.8)\n for: 5m\n labels:\n summary: The postgres instance {{ $labels.instance }} is running low on connections which may impact application performance.\n severity: warning\n runbook_url: http://runbook-viewer.coder-observability.svc.cluster.local/postgres#postgresconnectionsrunninglow"
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---
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# Source: coder-observability/templates/configmap-runbooks.yaml
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kind: ConfigMap

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