[Dovecot] Ongoing performance issues with 2.0.x

[Ralf Hildebrandt]

* Ralf Hildebrandt <Ralf.Hildebrandt at charite.de>:
> * Timo Sirainen <tss at iki.fi>:
> 
> > Attached with a working regexp.
> 
> I switched a few minutes ago, back to 2.0.6
> The load on the server is extremely light (it's sunday):
> 
> type	        real	user	sys	reclaim	faults	swaps	bin	bout	signals	volcs	involcs
> auth	        38.44	0.86	1.78	22321	0	0	0	0	0	220	146
> pop3	        0.12	0.40	0.56	645	1	0	656	16	0	43	3
> managesieve	0.75	0.80	0.20	569	0	0	184	0	0	11	18
> imap	        0.28	0.40	0.40	659	0	0	1144	16	0	22	6
> 
> I adjusted the columns for better readability.
> Let's see what tomorrow brings.

This data includes the load spike that always occurs after restarting
dovecot, when all clients come back to hammer the server. So maybe
it's not representative.

I could use an hourly logtail to collect hourly stats using cron.

-- 
Ralf Hildebrandt
  Geschäftsbereich IT | Abteilung Netzwerk
  Charité - Universitätsmedizin Berlin
  Campus Benjamin Franklin
  Hindenburgdamm 30 | D-12203 Berlin
  Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962
  ralf.hildebrandt at charite.de | http://www.charite.de