systemd-delta

Find overridden systemd-related configuration files. More information: https://www.freedesktop.org/software/systemd/man/systemd-delta.html.

• Show all overridden configuration files:
  systemd-delta
• Show only files of specific types (comma-separated list):
  systemd-delta --type {{masked|equivalent|redirected|overridden|extended|unchanged}}
• Show only files whose path starts with the specified prefix (Note: a prefix is a directory containing subdirectories with systemd configuration files):
  systemd-delta {{/etc|/run|/usr/lib|...}}
• Further restrict the search path by adding a suffix (the prefix is optional):
  systemd-delta {{prefix}}/{{tmpfiles.d|sysctl.d|systemd/system|...}}