Alert: deployment_validation_operator_no_anti_affinity Validation error for quayio: Indicates when deployments with multiple replicas fail to specify inter-pod anti-affinity, to ensure that the orchestrator attempts to schedule replicas on different nodes.

Annotations:

• dashboard = https://grafana.app-sre.devshift.net/d/dashdotdb/dash-db?orgId=1&var-datasource=dashdotdb-rds&var-cluster=quays02ue1&var-namespace=quay
• html_url = https://gitlab.cee.redhat.com/service/app-interface/blob/master/resources/services/deployment-validation-operator/prometheusrules-no_anti_affinity.yaml.j2
• runbook = Specify anti-affinity in your pod specification to ensure that the orchestrator attempts to schedule replicas on different nodes. Using podAntiAffinity, specify a labelSelector that matches pods for the deployment, and set the topologyKey to kubernetes.io/hostname. Refer to https://kubernetes.io/docs/concepts/scheduling-eviction/assign-pod-node/#inter-pod-affinity-and-anti-affinity for details.

Labels:

• alertname = deployment_validation_operator_no_anti_affinity
• app = quayio
• check_description = Indicates when deployments with multiple replicas fail to specify inter-pod anti-affinity, to ensure that the orchestrator attempts to schedule replicas on different nodes.
• check_remediation = Specify anti-affinity in your pod specification to ensure that the orchestrator attempts to schedule replicas on different nodes. Using podAntiAffinity, specify a labelSelector that matches pods for the deployment, and set the topologyKey to kubernetes.io/hostname. Refer to https://kubernetes.io/docs/concepts/scheduling-eviction/assign-pod-node/#inter-pod-affinity-and-anti-affinity for details.
• cluster = quays02ue1
• endpoint = http-metrics
• environment = staging
• exported_namespace = quay
• instance = 10.128.6.12:8383
• jiralert = PROJQUAY
• job = deployment-validation-operator-metrics
• kind = Deployment
• name = quay-py3-app
• namespace = deployment-validation-operator
• pod = deployment-validation-operator-6cbcbbbfd5-dclk6
• prometheus = openshift-customer-monitoring/app-sre
• service = deployment-validation-operator
• severity = medium

Source: Prometheus

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