Troubleshooting Temporary File Leakage in Argo CD on OpenShift GitOps

Solution Verified - Updated -

Issue

  • In some instances, the OpenShift GitOps Argo CD application-controller Pod may fail to sync applications properly due to the excessive accumulation of temporary files in the /dev/shm directory, leading to a 'no space left on device' error.

    Failed sync attempt to 306419cc3721dfghxxxxxxx7c28d280531d575abc: failed to initialize sync context: failed to write kubeconfig: write /dev/shm/322xxxx321: no space left on device (retried 5 times).

Environment

  • Red Hat OpenShift Container Platform (RHOCP)
    • 4.8+
  • Red Hat OpenShift GitOps (ArgoCD)
    • 1.5.0+

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