Subject: Re: server locking up
To: Mark Davies <mark@mcs.vuw.ac.nz>
From: Juergen Hannken-Illjes <hannken@eis.cs.tu-bs.de>
List: current-users
Date: 07/06/2006 18:28:18
On Fri, Jul 07, 2006 at 02:27:14AM +1200, Mark Davies wrote:
> On Friday 07 July 2006 01:21, Juergen Hannken-Illjes wrote:
> > Output of `ps -axl -N /netbsd -M core' is a good starting point.
>
> Sorry I should have included that. Nothing leapt out at me:
>
> UID PID PPID CPU PRI NI VSZ RSS WCHAN STAT TTY TIME COMMAND
[snip]
> 0 160 0 0 -20 0 52 0 temp RWL ? 0:00.00 ssh -e
> non
> 0 161 0 0 -2 0 52 0 vnlock RWL ? 0:00.00 (nfsd)
> 0 162 0 0 -20 0 52 0 temp RWL ? 0:00.00 (nfsd)
> 0 163 0 0 -20 0 52 0 temp RWL ? 0:00.00 (nfsd)
Looks like an "out of memory situation". WCHAN == "temp" is waiting for
memory (malloc type M_TEMP) to become available. What gives
`vmstat -N /netbsd -M core -s' for "pages free"?
Do you use tempfs?
--
Juergen Hannken-Illjes - hannken@eis.cs.tu-bs.de - TU Braunschweig (Germany)