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From Michael Caplan <michael.cap...@lechateau.ca>
Subject RE: [users@httpd] Strategies for debugging a segmentation fault o n a production ser ver
Date Tue, 21 Jun 2005 16:04:07 GMT
Hi Krist,

Thanks for the tip.  Setting up a proxy could do it, but would be a little
more work than I'd like to take on.  I'm thinking of giving log_forensic a
spin.

Thanks,

Michael

> -----Original Message-----
> From: Krist van Besien [mailto:krist.vanbesien@gmail.com]
> Sent: Tuesday, June 21, 2005 8:22 AM
> To: users@httpd.apache.org
> Subject: Re: [users@httpd] Strategies for debugging a segmentation fault
> on a production ser ver
> 
> On 6/21/05, Michael Caplan <michael.caplan@lechateau.ca> wrote:
> 
> > I am looking for some advice on how to go about debugging Apache 1.3.33
> /
> > PHP 5.0.4 on a production Linux box (RHE 3).  The scenario is this:
> Once a
> > day we find a segfault in our apache logs.  From our current position,
> we
> > don't know what page was accessed, and our 400+ users haven't brought
> the
> > issue to our attention.  All we know is the date/time and PID of when
> the
> > segfault occurred.  The question is this:  how can we go about isolating
> the
> > offending requested page that bombs?
> 
> What you could do is  set up a proxy in front of you server. Let the
> proxy log all requests. The request that causes the server to bomb
> will probably be listed with an error  message in the proxy's log,
> otherwise you always have the timestamps.
> 
> Krist
> 
> --
> krist.vanbesien@gmail.com
> Solothurn, Switzerland
> 
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