[SAC] trac.osgeo.org with load average of 24

[Markus Neteler]

On Sat, Nov 5, 2016 at 6:49 PM, Sandro Santilli <strk at kbt.io> wrote:
> On Sat, Nov 05, 2016 at 06:15:01PM +0100, Markus Neteler wrote:
>> Hi,
>>
>> for several days (longer?), the load average on trac is very high -
>> leading to slow response rates when using the server.
>>
>> Any ideas how to optimize apache?
>
> I'm no expert, but whenever I tried to debug slowness I found it
> useless that top(1) only shows "apache" w/out a way to tell which
> service is actually keeping apache busy.
>
> I suspect it's trac, being a big apache module, but I've no proof
> of that.

Looks like that, as it can be seen with strace:

strace -p `ps aux | grep apache | head -n 2 | tail -n 1 | cut -d' ' -f2`

Markus