[imp] Performance after upgrade

[Tornoci Laszlo]

David Bain wrote:
> Do you use SSL to access your Horde? Did you use SSL before. I recall 
> having issues with apache and SSL which happened to be triggered by 
> something in Horde.

I have SSL between the browser and the web server. The web server 
communicates with Horde directly (without SSL) through the localhost 
interface. But again, this has always been this way on my server. I am 
quite sure it is the new Horde/IMP that triggers the bug.

                                    Yours: Laszlo
> 
> On 4/19/06, *Tornoci Laszlo* <torlasz at xenia.sote.hu 
> <mailto:torlasz at xenia.sote.hu>> wrote:
> 
>     Stephen A. Cochran Lists wrote:
>      >
>      > I just upgraded from Horde 3.0.x/IMP 4.0.3 to Horde 3.1.1/IMP 4.1.1.
>      >
>      > Before the upgrade, the CPU was mostly idle. After the upgrade I've
>      > noticed fairly poor performance. I just logged on and apache was
>     using
>      > 100% of the CPU:
>     ...
> 
>      > Restarting apache seems to have cleared the CPU log for now, but any
>      > idea what could cause the httpd processes to all suck so much CPU
>     time?
> 
>     I have the same experience. I never had runaway apache processes
>     before.
>     Since upgrading from Horde 3.0.x/IMP 4.0.x to Horde 3.1/IMP 4.1,
>     however, I get stuck httpd processes from time to time, eating the CPU
>     cycles, and pushing the load higher and higher to a point that the
>     service becomes unusable. I actually had to write a small script to
>     monitor the load and restart apache if needed. Really-really ugly!
> 
>     I don't know if it is a bug in IMP or elsewhere, but I *know* it gets
>     triggered since the Horde/IMP upgrade, and I haven't changed anything
>     else on the server.
> 
>                                          Yours: Laszlo