Large numbers of 'session-c*.scope' units building within containers using systemd as an init system

Solution Verified - Updated -

Issue

  • Our Red Hat Enterprise Linux containers have a large number of session-c*.scope files within their /run/systemd/system/ filesystem. This can result in the systemd instance within the container to fail and emit a large number of Argument list too long errors.

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Container workloads with both of the following present and in use within a container
    • systemd
    • systemd-logind

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