"There is 1 zombie process." is normal @ Apache2 Ubuntu 12
No need to worry about this
because some setup in Apache2 httpd will generate such transient state.
That is, such "apache2 <defunct>" will disappeared soon.
It is NORMAL.
代碼:
14737 www-data 20 0 0 0 0 Z 0 0.0 0:00.12 apache2 <defunct>
How to check?
代碼:
$ top -b > /tmp/process_top &
(Remeber to kill the task after you done of your observation)