defunct processes
Bill McCormick
wpmccormick at sbcglobal.net
Mon Aug 9 14:13:07 UTC 2004
Nitin wrote:
>Hi again,
>
>I'm facing this problem for long. Why do processes start to add in the list like following:
>
>
>
>>>>>>>ps -ax |grep Z
>>>>>>>
>>>>>>>
>
>15611 ? Z 0:00 [awk <defunct>]
>15645 ? Z 0:00 [hostname <defunct>]
>15647 ? Z 0:00 [hostname <defunct>]
> 2034 ? Z 0:00 [awk <defunct>]
> 2041 ? Z 0:00 [mktemp <defunct>]
> 5542 ? Z 0:00 [chown <defunct>]
> 7474 ? Z 0:00 [sh <defunct>]
> 7477 ? Z 0:00 [hostname <defunct>]
> 7481 ? Z 0:00 [sh <defunct>]
> 7484 ? Z 0:00 [hostname <defunct>]
>18934 ? Z 0:00 [awk <defunct>]
> 727 ? Z 0:00 [awk <defunct>]
> 6081 ? Z 0:00 [sh <defunct>]
> 6084 ? Z 0:00 [hostname <defunct>]
> 6117 ? Z 0:00 [sh <defunct>]
> 6120 ? Z 0:00 [hostname <defunct>]
> 6132 ? Z 0:00 [sh <defunct>]
> 6135 ? Z 0:00 [hostname <defunct>]
> 6140 ? Z 0:00 [sh <defunct>]
> 6143 ? Z 0:00 [hostname <defunct>]
> 6150 ? Z 0:00 [sh <defunct>]
> 6153 ? Z 0:00 [hostname <defunct>]
> 6180 ? Z 0:00 [sh <defunct>]
> 6183 ? Z 0:00 [hostname <defunct>]
> 6187 ? Z 0:00 [sh <defunct>]
> 6190 ? Z 0:00 [hostname <defunct>]
> 6194 ? Z 0:00 [sh <defunct>]
> 6197 ? Z 0:00 [hostname <defunct>]
> 6223 ? Z 0:00 [sh <defunct>]
> 6226 ? Z 0:00 [hostname <defunct>]
> 6228 ? Z 0:00 [sh <defunct>]
> 6231 ? Z 0:00 [hostname <defunct>]
> 6281 ? Z 0:00 [sh <defunct>]
> 6284 ? Z 0:00 [hostname <defunct>]
> 6288 ? Z 0:00 [sh <defunct>]
> 6291 ? Z 0:00 [hostname <defunct>]
> 6294 ? Z 0:00 [sh <defunct>]
> 6297 ? Z 0:00 [hostname <defunct>]
> 6303 ? Z 0:00 [sh <defunct>]
> 6306 ? Z 0:00 [hostname <defunct>]
> 6311 ? Z 0:00 [sh <defunct>]
> 6314 ? Z 0:00 [hostname <defunct>]
> 6318 ? Z 0:00 [sh <defunct>]
> 6321 ? Z 0:00 [hostname <defunct>]
> 6324 ? Z 0:00 [sh <defunct>]
>
>
>Why does it happen, plz help me as soon as possible. It's affecting system stability badly.
>
>Thanks in advance
>Nitin
>
>
I THINK this happens when a parent process dies without waiting for the
child process. I could be wrong. Do a man fork and check.
More information about the redhat-list
mailing list