Re: WINE + Galciv + 2.6.0-test3-mm1-O15

From: Mike Galbraith
Date: Wed Aug 13 2003 - 07:49:17 EST


At 01:34 PM 8/13/2003 +1000, Con Kolivas wrote:
On Wed, 13 Aug 2003 04:24, Mike Galbraith wrote:
> At 12:40 AM 8/13/2003 +1000, Con Kolivas wrote:
> >On Wed, 13 Aug 2003 00:42, gaxt wrote:
> > > Photoshop 6 (yes, legal owned version) in wine is flawless (as it was
> > > with 2.6.0-test3)
> > >
> > > Galciv plays videos quite smoothly but as soon as I run it it will
> > > freeze the cursor for 12-15 seconds every half-minute or so even within
> > > the game itself which is turn-based strategy without a lot of whizbang
> > > stuff. In the past, the videos would stutter but the game would not
> > > suffer from more than short pauses now and then.
> >
> >Yes, herein lies one of those mysteries that still eludes me but I have
> > been investigating it. I can now reproduce in other applications what
> > appears to be the problem - Two cpu hogs, X and evolution for example are
> > running and evolution is making X the cpu hog. The problem is that X gets
> > demoted whereas evolution doesn't. Strangely, dropping evolution to nice
> > +1 or making X -1 seems to change which one gets demoted, and X is now
> > much smoother. I assume the same thing is happening here between wine and
> > wineserver, which is why you've seen reversal of priorities in your
> > previous posts. See if renicing one of them +1 helps for the time being.
> > I will continue investigating to find out why the heck this happens and
> > try and fix it.
> >
> >Con
> >
> >P.S. I've cc'ed MG because he has seen the scheduler do other forms of
> >trickery and may have thoughts on why this happens.
>
> That sounds suspiciously similar to my scenario, but mine requires a third
> element to trigger.
>
> <scritch scritch scritch>
>
> What about this? In both your senario and mine, X is running low on cash
> while doing work at the request of a client right? Charge for it. If X is
> lower on cash than the guy he's working for, pick the client's pocket...
> take the remainder of your slice from his sleep_avg for your trouble. If
> you're not in_interrupt(), nothing's free. Similar to Robinhood, but you
> take from the rich, and keep it :) He's probably going straight to the
> bank after he wakes you anyway, so he likely won't even miss it. Instead
> of backboost of overflow, which can cause nasty problems, you could try
> backtheft.

Not a bad idea at all. The working for someone else thing is killing me. Now,
how to implement...

I had to back up and regroup a bit because of backboost sanity problems (wish I could pull those dang fangs, backboost is wonderful otherwise), but the attached cured my inversion problem.

-Mike

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