Job:
#OCPBUGS-30267issue4 weeks ago[IBMCloud] MonitorTests liveness/readiness probe error events repeat MODIFIED
Mar 12 18:52:24.937 - 58s E namespace/openshift-kube-apiserver alert/KubeAPIErrorBudgetBurn alertstate/firing severity/critical ALERTS
{alertname="KubeAPIErrorBudgetBurn", alertstate="firing", long="1h", namespace="openshift-kube-apiserver", prometheus="openshift-monitoring/k8s", severity="critical", short="5m"}
#OCPBUGS-15430issue2 weeks agoKubeAPIDown alert rename and/or degraded status ASSIGNED
We have many guards making sure that there are always at least two instances of the kube-apiserver. If we ever reach a single kube-apiserver and it causes disruption for the clients, other alerts such as KubeAPIErrorBudgetBurn will fire.
KubeAPIDown is here to make sure that Prometheus and really any client can reach the kube-apiserver, which they can even when there is only one instance of kube-apiserver running. If they can't or that availability is disrupted, `KubeAPIErrorBudgetBurn` will fire.
Comment 23058588 by Marcel Härri at 2023-09-19T06:57:07.949+0000
pull-ci-openshift-installer-master-e2e-aws-ovn-shared-vpc-edge-zones (all) - 40 runs, 25% failed, 20% of failures match = 5% impact
#1783234551816916992junit4 days ago
# [bz-kube-apiserver][invariant] alert/KubeAPIErrorBudgetBurn should not be at or above pending
KubeAPIErrorBudgetBurn was at or above pending for at least 1m58s on platformidentification.JobType{Release:"4.16", FromRelease:"", Platform:"aws", Architecture:"amd64", Network:"ovn", Topology:"ha"} (maxAllowed=0s): pending for 1m58s, firing for 0s:
Apr 24 22:27:01.425 - 118s  I namespace/openshift-kube-apiserver alert/KubeAPIErrorBudgetBurn alertstate/pending severity/warning ALERTS{alertname="KubeAPIErrorBudgetBurn", alertstate="pending", long="3d", namespace="openshift-kube-apiserver", prometheus="openshift-monitoring/k8s", severity="warning", short="6h"}
#1779866654063202304junit13 days ago
    promQL query returned unexpected results:
    ALERTS{alertname!~"Watchdog|AlertmanagerReceiversNotConfigured|PrometheusRemoteWriteDesiredShards|KubeJobFailed|TelemeterClientFailures|Watchdog|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|etcdMembersDown|etcdMembersDown|etcdGRPCRequestsSlow|etcdGRPCRequestsSlow|etcdHighNumberOfFailedGRPCRequests|etcdHighNumberOfFailedGRPCRequests|etcdMemberCommunicationSlow|etcdMemberCommunicationSlow|etcdNoLeader|etcdNoLeader|etcdHighFsyncDurations|etcdHighFsyncDurations|etcdHighCommitDurations|etcdHighCommitDurations|etcdInsufficientMembers|etcdInsufficientMembers|TargetDown|etcdHighNumberOfLeaderChanges|etcdHighNumberOfLeaderChanges|KubeAPIErrorBudgetBurn|KubeAPIErrorBudgetBurn|KubeClientErrors|KubeClientErrors|KubePersistentVolumeErrors|KubePersistentVolumeErrors|MCDDrainError|MCDDrainError|KubeMemoryOvercommit|KubeMemoryOvercommit|MCDPivotError|MCDPivotError|PrometheusOperatorWatchErrors|PrometheusOperatorWatchErrors|OVNKubernetesResourceRetryFailure|OVNKubernetesResourceRetryFailure|RedhatOperatorsCatalogError|RedhatOperatorsCatalogError|VSphereOpenshiftNodeHealthFail|VSphereOpenshiftNodeHealthFail|SamplesImagestreamImportFailing|SamplesImagestreamImportFailing|PodSecurityViolation",alertstate="firing",severity!="info",namespace!="openshift-e2e-loki"} >= 1
    [
#1779866654063202304junit13 days ago
        <*errors.errorString | 0xc0021b68a0>{
            s: "promQL query returned unexpected results:\nALERTS{alertname!~\"Watchdog|AlertmanagerReceiversNotConfigured|PrometheusRemoteWriteDesiredShards|KubeJobFailed|TelemeterClientFailures|Watchdog|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|etcdMembersDown|etcdMembersDown|etcdGRPCRequestsSlow|etcdGRPCRequestsSlow|etcdHighNumberOfFailedGRPCRequests|etcdHighNumberOfFailedGRPCRequests|etcdMemberCommunicationSlow|etcdMemberCommunicationSlow|etcdNoLeader|etcdNoLeader|etcdHighFsyncDurations|etcdHighFsyncDurations|etcdHighCommitDurations|etcdHighCommitDurations|etcdInsufficientMembers|etcdInsufficientMembers|TargetDown|etcdHighNumberOfLeaderChanges|etcdHighNumberOfLeaderChanges|KubeAPIErrorBudgetBurn|KubeAPIErrorBudgetBurn|KubeClientErrors|KubeClientErrors|KubePersistentVolumeErrors|KubePersistentVolumeErrors|MCDDrainError|MCDDrainError|KubeMemoryOvercommit|KubeMemoryOvercommit|MCDPivotError|MCDPivotError|PrometheusOperatorWatchErrors|PrometheusOperatorWatchErrors|OVNKubernetesResourceRetryFailure|OVNKubernetesResourceRetryFailure|RedhatOperatorsCatalogError|RedhatOperatorsCatalogError|VSphereOpenshiftNodeHealthFail|VSphereOpenshiftNodeHealthFail|SamplesImagestreamImportFailing|SamplesImagestreamImportFailing|PodSecurityViolation\",alertstate=\"firing\",severity!=\"info\",namespace!=\"openshift-e2e-loki\"} >= 1\n[\n  {\n    \"metric\": {\n      \"__name__\": \"ALERTS\",\n      \"alertname\": \"KubeDaemonSetMisScheduled\",\n      \"alertstate\": \"firing\",\n      \"container\": \"kube-rbac-proxy-main\",\n      \"daemonset\": \"dns-default\",\n      \"endpoint\": \"https-main\",\n      \"job\": \"kube-state-metrics\",\n      \"namespace\": \"openshift-dns\",\n      \"prometheus\": \"openshift-monitoring/k8s\",\n      \"service\": \"kube-state-metrics\",\n      \"severity\": \"warning\"\n    },\n    \"value\": [\n      1713194903.26,\n      \"1\"\n    ]\n  },\n  {\n    \"metric\": {\n      \"__name__\": \"ALERTS\",\n      \"alertname\": \"KubeDaemonSetMisScheduled\",\n      \"alertstate\": \"firing\",\n      \"container\": \"kube-rbac-proxy-main\",\n      \"daemonset\": \"ingress-canary\",\n      \"endpoint\": \"https-main\",\n      \"job\": \"kube-state-metrics\",\n      \"namespace\": \"openshift-ingress-canary\",\n      \"prometheus\": \"openshift-monitoring/k8s\",\n      \"service\": \"kube-state-metrics\",\n      \"severity\": \"warning\"\n    },\n    \"value\": [\n      1713194903.26,\n      \"1\"\n    ]\n  }\n]",
        },
#1779866654063202304junit13 days ago
    promQL query returned unexpected results:
    ALERTS{alertname!~"Watchdog|AlertmanagerReceiversNotConfigured|PrometheusRemoteWriteDesiredShards|KubeJobFailed|TelemeterClientFailures|Watchdog|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|etcdMembersDown|etcdMembersDown|etcdGRPCRequestsSlow|etcdGRPCRequestsSlow|etcdHighNumberOfFailedGRPCRequests|etcdHighNumberOfFailedGRPCRequests|etcdMemberCommunicationSlow|etcdMemberCommunicationSlow|etcdNoLeader|etcdNoLeader|etcdHighFsyncDurations|etcdHighFsyncDurations|etcdHighCommitDurations|etcdHighCommitDurations|etcdInsufficientMembers|etcdInsufficientMembers|TargetDown|etcdHighNumberOfLeaderChanges|etcdHighNumberOfLeaderChanges|KubeAPIErrorBudgetBurn|KubeAPIErrorBudgetBurn|KubeClientErrors|KubeClientErrors|KubePersistentVolumeErrors|KubePersistentVolumeErrors|MCDDrainError|MCDDrainError|KubeMemoryOvercommit|KubeMemoryOvercommit|MCDPivotError|MCDPivotError|PrometheusOperatorWatchErrors|PrometheusOperatorWatchErrors|OVNKubernetesResourceRetryFailure|OVNKubernetesResourceRetryFailure|RedhatOperatorsCatalogError|RedhatOperatorsCatalogError|VSphereOpenshiftNodeHealthFail|VSphereOpenshiftNodeHealthFail|SamplesImagestreamImportFailing|SamplesImagestreamImportFailing|PodSecurityViolation",alertstate="firing",severity!="info",namespace!="openshift-e2e-loki"} >= 1
    [
#1779866654063202304junit13 days ago
        <*errors.errorString | 0xc001af3950>{
            s: "promQL query returned unexpected results:\nALERTS{alertname!~\"Watchdog|AlertmanagerReceiversNotConfigured|PrometheusRemoteWriteDesiredShards|KubeJobFailed|TelemeterClientFailures|Watchdog|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|KubePodNotReady|etcdMembersDown|etcdMembersDown|etcdGRPCRequestsSlow|etcdGRPCRequestsSlow|etcdHighNumberOfFailedGRPCRequests|etcdHighNumberOfFailedGRPCRequests|etcdMemberCommunicationSlow|etcdMemberCommunicationSlow|etcdNoLeader|etcdNoLeader|etcdHighFsyncDurations|etcdHighFsyncDurations|etcdHighCommitDurations|etcdHighCommitDurations|etcdInsufficientMembers|etcdInsufficientMembers|TargetDown|etcdHighNumberOfLeaderChanges|etcdHighNumberOfLeaderChanges|KubeAPIErrorBudgetBurn|KubeAPIErrorBudgetBurn|KubeClientErrors|KubeClientErrors|KubePersistentVolumeErrors|KubePersistentVolumeErrors|MCDDrainError|MCDDrainError|KubeMemoryOvercommit|KubeMemoryOvercommit|MCDPivotError|MCDPivotError|PrometheusOperatorWatchErrors|PrometheusOperatorWatchErrors|OVNKubernetesResourceRetryFailure|OVNKubernetesResourceRetryFailure|RedhatOperatorsCatalogError|RedhatOperatorsCatalogError|VSphereOpenshiftNodeHealthFail|VSphereOpenshiftNodeHealthFail|SamplesImagestreamImportFailing|SamplesImagestreamImportFailing|PodSecurityViolation\",alertstate=\"firing\",severity!=\"info\",namespace!=\"openshift-e2e-loki\"} >= 1\n[\n  {\n    \"metric\": {\n      \"__name__\": \"ALERTS\",\n      \"alertname\": \"KubeDaemonSetMisScheduled\",\n      \"alertstate\": \"firing\",\n      \"container\": \"kube-rbac-proxy-main\",\n      \"daemonset\": \"dns-default\",\n      \"endpoint\": \"https-main\",\n      \"job\": \"kube-state-metrics\",\n      \"namespace\": \"openshift-dns\",\n      \"prometheus\": \"openshift-monitoring/k8s\",\n      \"service\": \"kube-state-metrics\",\n      \"severity\": \"warning\"\n    },\n    \"value\": [\n      1713197657.717,\n      \"1\"\n    ]\n  },\n  {\n    \"metric\": {\n      \"__name__\": \"ALERTS\",\n      \"alertname\": \"KubeDaemonSetMisScheduled\",\n      \"alertstate\": \"firing\",\n      \"container\": \"kube-rbac-proxy-main\",\n      \"daemonset\": \"ingress-canary\",\n      \"endpoint\": \"https-main\",\n      \"job\": \"kube-state-metrics\",\n      \"namespace\": \"openshift-ingress-canary\",\n      \"prometheus\": \"openshift-monitoring/k8s\",\n      \"service\": \"kube-state-metrics\",\n      \"severity\": \"warning\"\n    },\n    \"value\": [\n      1713197657.717,\n      \"1\"\n    ]\n  },\n  {\n    \"metric\": {\n      \"__name__\": \"ALERTS\",\n      \"alertname\": \"KubeDaemonSetRolloutStuck\",\n      \"alertstate\": \"firing\",\n      \"container\": \"kube-rbac-proxy-main\",\n      \"daemonset\": \"dns-default\",\n      \"endpoint\": \"https-main\",\n      \"job\": \"kube-state-metrics\",\n      \"namespace\": \"openshift-dns\",\n      \"prometheus\": \"openshift-monitoring/k8s\",\n      \"service\": \"kube-state-metrics\",\n      \"severity\": \"warning\"\n    },\n    \"value\": [\n      1713197657.717,\n      \"1\"\n    ]\n  },\n  {\n    \"metric\": {\n      \"__name__\": \"ALERTS\",\n      \"alertname\": \"KubeDaemonSetRolloutStuck\",\n      \"alertstate\": \"firing\",\n      \"container\": \"kube-rbac-proxy-main\",\n      \"daemonset\": \"ingress-canary\",\n      \"endpoint\": \"https-main\",\n      \"job\": \"kube-state-metrics\",\n      \"namespace\": \"openshift-ingress-canary\",\n      \"prometheus\": \"openshift-monitoring/k8s\",\n      \"service\": \"kube-state-metrics\",\n      \"severity\": \"warning\"\n    },\n    \"value\": [\n      1713197657.717,\n      \"1\"\n    ]\n  }\n]",
        },

Found in 5.00% of runs (20.00% of failures) across 40 total runs and 1 jobs (25.00% failed) in 103ms - clear search | chart view - source code located on github