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How do you monitor the operator itself?
You can read about vmoperator monitoring in this document.
How to change VMStorage PVC storage class
With Helm chart deployment:
- Update the PVCs manually
- Run
kubectl delete statefulset --cascade=orphan {vmstorage-sts}which will delete the sts but keep the pods - Update helm chart with the new storage class in the volumeClaimTemplate
- Run the helm chart to recreate the sts with the updated value
With Operator deployment:
- Update the PVCs manually
- Run
kubectl delete vmcluster --cascade=orphan {cluster-name} - Run
kubectl delete statefulset --cascade=orphan {vmstorage-sts} - Update VMCluster spec to use new storage class
- Apply cluster configuration
How to override image registry
You can use VM_CONTAINERREGISTRY parameter for operator:
- See details about tuning operator settings here.
- See available operator settings here.
How to set up automatic backups?
You can read about backups:
- for
VMSingle: Backup automation - for
VMCluster: Backup automation
How to migrate from Prometheus-operator to VictoriaMetrics operator?
You can read about migration from prometheus operator on this page.
How to turn off conversion for prometheus resources
You can read about it on this page.
My VM objects are not deleted/changed when I delete/change Prometheus objects
You can read about it in following sections of "Migration from prometheus-operator" docs:
What permissions does an operator need to run in a cluster?
You can read about needed permissions for operator in this document.
How to know the version of VM components in the operator?
See printDefaults mode.
In addition, you can use Release notes or CHANGELOG.
- that's where we describe default version of VictoriaMetrics components.
How to run VictoriaMetrics operator with permissions for one namespace only?
See this document for details: Configuration -> Namespaced mode.
How to configure VMAgent and VMServiceScrape for using with Istio Service Mesh and its mTLS?
See this example in operator repository: https://github.com/VictoriaMetrics/operator/blob/master/config/examples/vmagent_istio.yaml
What versions of Kubernetes is the operator compatible with?
Operator tested at kubernetes versions from 1.16 to 1.27.