On Thursday 08 Jan 2009 12:26:45 am Anne Wilson wrote: > On Wednesday 07 January 2009 12:51:17 Kishore wrote: > > On Wednesday 07 Jan 2009 5:11:57 pm David Carlos Manuelda wrote: > > > Thanks for the explanation, this answers half of my question but there > > > are still a few problems which I don't really know where they come > > > from. Whe having drawing related issues I understand what is the cause > > > but for example, the delay when you click K menu until it is drawn > > > (until, not while) for 1 or 2 secs + the delay when you click exit > > > until the "logout window" comes up, another 2 secs + the delay when you > > > click some option (reboot, logout, shutdown) until it is proccessed, > > > another 2 secs. I can messure this because I have the clock plasmoid in > > > taskbar configured to show seconds, and in that operations, that clock > > > freezes not updating seconds, so I assume something in kdelibs (or in > > > plasma itself) is doing a heavy work. > > > I can not explain it better, I hope it can be understood. > > > I confirmed that it does not only happen to me in my system or with my > > > nvidia card, and I've been reading lots of stuff in internet of people > > > having this issue too so maybe the problem is kdelibs for KDE4 are not > > > still optimized (just my idea), and thus, I asked in my first post. > > > > When you are faced with this "slowness" is there also a heavy disk I/O? > > > > I have a similar issue here where it sometimes takes up few seconds for a > > seemingly trivial task. like opening the kmenu or clock settings or ... > > But this seems to be also related to another bug (atleast in [K]Ubuntu) > > where the system really becomes painfully slow when there is concurrent > > disk I/O. > > Those are the symptoms I was seeing, as well as system freezes. They > appear to have been cured by changing the AccelMethod to EXA (in > xorg.conf). > > > There is not much processor load during these times but "system activity" > > reports several "disk sleeps". > > I haven't seen that particular report. I have not really gotten around to figuring out the real problem here yet. I see the above mentioned issue on only one of the machines that I use so it does seem hardware dependent. Ill try and explore more... -- Cheers! Kishore
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