Date: Mon, 29 Sep 2003 19:59:43 -0400 From: Munish Chopra <chopra@soulwax.net> To: Aggelos Economopoulos <aoiko@cc.ece.ntua.gr> Cc: current@freebsd.org Subject: Re: Status of SCHED_ULE? Message-ID: <20030929235943.GC637@opiate.soulwax.net> In-Reply-To: <200309300207.13767.aoiko@cc.ece.ntua.gr> References: <20030929181154.E99666-100000@mail.chesapeake.net> <200309300207.13767.aoiko@cc.ece.ntua.gr>
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On 2003-09-30 02:07 +0300, Aggelos Economopoulos wrote: > On Tuesday 30 September 2003 01:12, Jeff Roberson wrote: > > On Tue, 30 Sep 2003, Aggelos Economopoulos wrote: > > > On Monday 29 September 2003 08:05, Jeff Roberson wrote: > > > > On Sun, 28 Sep 2003, Arjan van Leeuwen wrote: > > > > > > [...] > > > > > > > > It happens when compiling stuff, when loading complicated pages in > > > > > Mozilla Firebird, and when logging out of GNOME 2.4 (the 'background > > > > > fade' animation brings my Athlon XP 2000+ to its knees when I use > > > > > SCHED_ULE). > > > > > > > > > > Arjan > > > > > > > > Gnome seems to be a common theme. Are you also using libkse? There > > > > could be some interaction there. > > > I'm having the same experience, no gnome involved. > > > I'm experiencing similar stuff with kde + libthr (kernel built with > > > sources from 18/9). > > > > > > Aggelos > > > > Are you running seti, rc4, etc? Any programs that sit in the background > > and consume 100% of the cpu? > > No. But interactive performance deteriorates instantly when compiling or > linking two or more programs (of course I expect it to deteriorate, but the > gui is _much_ more jerky with SCHED_ULE than with SCHED_4BSD). Let me know if > I can help with any more info. > I second that. I'm not running anything heavy, background or not. Windowmaker, a few desktops, a bunch of aterms -- that's more or less all. The most easily noticeable pessimization is probably Firebird (or Mozilla if you prefer). Compile anything, and try opening or closing a few tabs, or navigating. It's rather painful. This is on a Thunderbird 1200 sporting 512MB RAM. It's not exactly fast by today's standards, but operation is much smoother under SCHED_4BSD. -- Munish Chopra
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