containerd sometimes failed to read a proc file of a process in a container due to asynchronous command execution.

Solution Verified - Updated -

Issue

  • containerd sometimes failed to read a proc file of a process in a container due to asynchronous command execution.

A sample log is

dockerd-current:time="2019-04-20T07:44:41.0360252+09:00" level=warning msg="containerd: unable to save <container ID>:<process ID> starttime: read /proc/<PID>/stat: no such process"

Environment

  • Red Hat Enterprise Linux 7
  • docker

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