On Fri, Mar 18, 2022 at 9:35 PM Greg Wooledge <g...@wooledge.org> wrote:
> On Fri, Mar 18, 2022 at 10:32:49PM -0400, Lee wrote: > > How to tell if I need to reboot the machine after updating the software? > > Reboots are needed if you got a new kernel, or new firmware, or new > microcode, or a new version of the dbus package (because dbus cannot > be restarted). > And if there was an upgrade to a major C/C++ library, you may find a message that running processes using those libraries will be running on the older library versions. Only newly started processes invoke the new versions. So if a library bug is causing you a current problem, init itself or kernel-space code may need to be reloaded. So a reboot.