Date: Wed, 8 Dec 2004 18:20:22 +0200 From: "Atte Peltomaki" <koston@iki.fi> To: current@freebsd.org Subject: Re: FreeBSD sound distortion problems with SB Live! fixed with PREEMPTION Message-ID: <20041208162022.GA2968@norsu.kameli.org> In-Reply-To: <1102506431.1090.8.camel@taxman> References: <20041207234840.7287cdf4@maya.liquidx.org> <1102506431.1090.8.camel@taxman>
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> > To my amazement, it worked completely. Enabling PREEMPTION in the kernel > > completely "fixes" this problem to the fullest extent. I have not been > > able to reproduce the problem since using any of the methods described > > above. > > > > I'm hoping that with this new information someone might be able to > > figure out what is truly causing this problem and can come up with a > > solution (or is PREEMPTION a good solution?). It seems that only a > > handful of drivers (emu10k1 is the one I'm having problems with) have > > this problem. For the record, I am not the only one who has reported > > this problem to the lists. > > I also experience the same problems with sound you've described. > > As PREEMPTION seems to stable for you, I tried to turn it on again. > > Unfortunately PREEMPTION remains to be completely unusable for me. The > system freezes within 5 minutes. > > The problem is described here: > http://lists.freebsd.org/pipermail/freebsd-current/2004-September/037949.html > > I wonder if no one else gets this kind of problem. Last I was running -current, PREEMPTION was just brought back, but it remained completely unusable for me too. Complete system freeze with no panic, in matter of minutes. -Atte
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