Container fails to start due to /dev/ptmx error – "No Space Left on Device"

Solution Verified - Updated -

Issue

  • When attempting to start a container, the process fails with the following error message:
ERRO[0000] exec failed: unable to start container process: open /dev/ptmx: no space left on device
command terminated with non-zero exit code: exit status 255
The terminal connection has closed.

Environment

  • Red Hat OpenShift Container Platform (RHOCP)

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