Chapter 4. Additional tasks after applying security updates
After you have installed security updates on Red Hat Enterprise Linux 8, you may need to perform additional tasks. This section describes these tasks.
4.1. Displaying which services require a restart after applying security updates
When you update a package on Red Hat Enterprise Linux 8, certain processes using updated libraries and executables might need to be restarted manually. This section explains how to identify these processes.
- Red Hat Enterprise Linux 8 updates have been installed. For details, see Chapter 3, Installing security updates.
To list all processes that still use libraries or executables from the time before the update:
sudo yum needs-restarting1107 : /usr/sbin/rsyslogd -n 1199 : -bash ...
yum needs-restartingcommand lists only processes, not services. This means that you cannot restart all processes listed using the
systemctlutility. For example, the
bashprocess in the output will be terminated when the user that owns this process logs out.