cannot kill -9 a process

[Chad Leigh -- Shire.Net LLC]

On May 10, 2005, at 10:43 AM, Athanasios Douitsis wrote:

> Hello all,
>
> I have run into a peculiar problem. A process in one of my servers
> has stopped working, but when I kill -9 the pid the process won't  
> go away.
>
> ps axuw | grep nagios
> nagios 36818  0.0  0.1  3964 2184  ??  TLs  30Mar05  46:14.69 /usr/ 
> local/bin/nagios -d /usr/local/etc/nagios/nagios.cfg
>
> and
>
> kill -9 36818
>
>
> Well, it won't die no matter how many times I'll try to kill -9 it.

Typically it is stuck waiting for some IO and cannot be killed in  
that state (happens on nfs for me once in a while for example).  Try  
to figure out what it is waiting for and fix that problem so that the  
IO will complete

for example "lsof" may help you track down

Chad

>
> My uname is
>
> 5.3-SECURITY FreeBSD 5.3-SECURITY #0: Sun Jan 16 09:53:48 UTC  
> 2005     root at builder.daemonology.net:/usr/obj/usr/src/sys/SMP  i386
>
> Does anyone have any constructive suggestion on how to get rid of it?
>
> Thanks in advance
> Athanasios
>
>
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---
Chad Leigh -- Shire.Net LLC
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chad at shire.net