2016-10-10 22:01 GMT+02:00 Stefan Priebe - Profihost AG < s.pri...@profihost.ag>:
> Hi Luca, > Am 10.10.2016 um 16:48 schrieb Luca Toscano: > > Hi Stefan, > > > > 2016-10-07 10:11 GMT+02:00 Stefan Priebe - Profihost AG > > <s.pri...@profihost.ag <mailto:s.pri...@profihost.ag>>: > > > > Am 05.10.2016 <tel:05.10.2016> um 12:50 schrieb Luca Toscano: > > > Hi Stefan, > > > > > > 2016-09-26 14:26 GMT+02:00 Stefan Priebe - Profihost AG > > > <s.pri...@profihost.ag <mailto:s.pri...@profihost.ag> > > <mailto:s.pri...@profihost.ag <mailto:s.pri...@profihost.ag>>>: > > > > > > currently no deadlocks since V5 also no old httpd processes > anymore. > > > > > > > > > if you still have patience and time, I'd like to ask you a > question: > > > have you noticed any performance improvement after applying the > patch? > > > For example (Yann correct me if I am wrong) I'd expect some > reduction in > > > system CPU utilization since the number of wake ups / context > switches > > > has been reduced dramatically. Moreover, it would be great to know > some > > > info about the status of the worker threads over time from the > > > scoreboard, since it would be great not to introduce weird > regressions > > > with this patch :) > > > > Dear Luca, > > > > sure what can i exactly provide? > > > > > > I would be interested in scoreboard related metrics over time, namely if > > the number of busy/idle/graceful/etc.. worker statuses change from a > > "regular" 2.4.23 httpd. I don't expect a bit difference, but I'd really > > like to make sure that no big regression is introduced (like let's say, > > an increase over time of worker threads stuck in a certain status like G > > or more busy workers at request peak load time). > > > > Related to the above: have you noticed any improvement in > > latency/throughput metrics? For example, an improvement in total amount > > of requests handled in the same period of time o more generally in the > > responsiveness of the websites served? > > It seems i cannot provide any of the requested data ;-( > You have already provided an awesome support to this patch Stefan, thanks a lot! Luca
