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Hands-on Lab·Certified Kubernetes Administrator

Troubleshooting Pod ContainerCreating

A Pod that is scheduled and still will not start. This walks the FailedMount event back to the object that is missing, and is precise about why one of the three obvious causes behaves completely differently from the other two.

Troubleshooting Guide 81 of 103 Beginner

Written against the versions above. Event text is the kubelet's own. The retry interval and the `(x6 over 20s)` counter will differ on your cluster; the message format is what to learn.

Four nodes. The Pod was scheduled to a worker straight away - nothing on this page is about scheduling except the one case that is.
Server NameIP AddressOSRolesCPURAMHDD
CKA1001192.168.0.175Ubuntu 26.04 LTSControl Plane Node2 Core4 GB50 GB
CKA1001-NODE01192.168.0.176Ubuntu 26.04 LTSWorker Node2 Core4 GB50 GB
CKA1001-NODE02192.168.0.177Ubuntu 26.04 LTSWorker Node2 Core4 GB50 GB
CKA1001-NODE03192.168.0.178Ubuntu 26.04 LTSWorker Node2 Core4 GB50 GB

Before you start

  1. A Pod that never leaves ContainerCreating

  2. What the kubelet is complaining about

  3. Why the phase field will not tell you

  4. The same reason, and the one that is not

  5. Fix it, and watch the retry succeed

Official sources