[ic] IC not responding

[jeff at hisgirlfridays.com]

On Tue, Nov 15, 2005 at 12:05:55AM -0000, John1 wrote:

> >>>The next time this happens, restart apache instead of IC and tell me if
> >>>it goes back to normal.  If it does, then I have more to say about
> >>>the issue and also have a potential fix.
> >>>
> >>>Jeff
> >>
> >>
> >>Unfortunately this was not the case.  The potential fix of using
> >>apache's MaxRequestsPerChild 1000-5000 did not seem to help.
> >>
> >>Does anyone know of a way to troubleshoot IC, perhaps with debug
> >>statements to see why it can no longer handle requests?  IC is still
> >>running, I can see all the rpc servers, however they do not take up
> >>much cpu usage and it's almost like they are not even there.
> >>Apache/mod_interchange does not error out and a restart of IC
> >>instantly allows Apache to start handling requests again.
> >
> >First of all you should try to strace all the IC processes to see if
> >it does system calls and watch your logfiles (IC and system logfiles) as
> >well. If no system calls happened it might caught up in an infinite
> >loop somewhere.
> Do you know if you are bumping up against your Apache MaxClients setting 
> (in httpd.conf)?

I just realized that at the same time that I set the 
MaxRequestsPerChild directive to 10000 I also doubled my MaxClients, so 
it definitely could be the latter that resolved the issue on my system, 
instead of the former as I had assumed.


Jeff