When I run
top I see one line that doesn't look too good:
2475 www-data 20 0 0 0 0 Z 1 0.0 0:00.19 apache2 <defunct>
Why is this process
<defunct> and what should I do about it?
(sorry, I'm new to this)
It is harmless. You can ignore it. It is a zombie process. The man page for
See also the Wikipedia page on Zombie process.
If you really want to get rid of it, restarting apache2 may do the trick. Rebooting the machine will certainly make it go away, but that is definitely not necessary.
This question is similar. - How can I kill a <defunct> process whose parent is init?
You can send a
Defunct processes are zombie processes. The kill command has no effect on a zombie process. These can be killed by killing the parent process. You can find parent from the PPID value. If the PPID is 1(init) i.e. process is adapted by