ETCD Backup Job Warnings Seen In Kubelet Logs

Problem

The Kubelet logs showing error messages with etcd backup batch job object has been modified as shown below:

Kubelet log

E0116 02:00:00.307226 1 job_controller.go:533] syncing job: Operation cannot be fulfilled on jobs.batch "etcd-backup-with-timestamp-27897240": the object has been modified; please apply your changes to the latest version and try again

Kubelet log

1 cronjob_controllerv2.go:193] "error cleaning up jobs" cronjob="default/sa-history-scheduler" resourceVersion="7543670" err="Operation cannot be fulfilled on cronjobs.batch \"sa-history-scheduler\": the object has been modified; please apply your changes to the latest version and try again"


error cleaning up jobs" cronjob="kube-system/etcd-backup" resourceVersion="7512521" err="Operation cannot be fulfilled on cronjobs.batch \"etcd-backup\": the object has been modified; please apply your changes to the latest version and try again"

reconciling cronjob" cronjob="kube-system/etcd-backup" err="resource name may not be empty"

Environment

• Platform9 Managed Kubernetes - v5.5.0 and Higher.

Answer

It is confirmed that the warnings seen are harmless. This issue is resolved in the latest PMK releases.

Additional Information

Info

Check if the new etcd backup jobs are being created, if not please contact the support team.