Date: Sat, 4 Mar 2000 13:34:05 -0800 From: Tim Pozar <pozar@lns.com> To: Coleman Kane <cokane@one.net> Cc: Michael Hohmuth <hohmuth@innocent.com>, John Reynolds~ <jreynold@sedona.ch.intel.com>, wsanborn@uswest.net, questions@FreeBSD.ORG, multimedia@FreeBSD.ORG Subject: Re: xmms 1.0.1 uses 95% cpu Message-ID: <20000304133405.B39182@lns.com> In-Reply-To: <20000304145208.A17196@evil.2y.net>; from cokane@one.net on Sat, Mar 04, 2000 at 02:52:08PM -0500 References: <20000223215739.B326@marder-1> <38BE3C3C.17337.42ADED6@localhost> <14526.45359.533982.635973@hip186.ch.intel.com> <87itz4q5hn.fsf@olymp.sax.de> <20000304145208.A17196@evil.2y.net>
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On Sat, Mar 04, 2000 at 02:52:08PM -0500, Coleman Kane wrote:
> I noticed this too, I have found that it chews more CPU when not playing music!
> It uses about 96% cpu on my box when stopped or paused, compared to 83% when
> playing audio!
Sounds like some while{} loop that needs a sleep(1) in it.
> Michael Hohmuth had the audacity to say:
> > [ I have missed the beginning of the thread -- I hope I do not miss
> > the point completely. ]
> >
> > John Reynolds~ <jreynold@sedona.ch.intel.com> writes:
> >
> > > which version of xmms? 0.9.5.1 is the one I've reverted to, but the latest one
> > > in the ports tree, 1.0.1, sucks even worse for performance.
> > >
> > > With 0.9.5.1 the scope and volume controls update and "respond" normally to
> > > mouse events, etc. It just chews the crap out of CPU. With 1.0.1, the scope
> > > updates about once per second and the volume/seek controls are completely
> > > unresponsive (just as was mentioned in a previous posting on this topic).
> >
> > I believe that you are experiencing a driver problem: XMMS 1.0 uses
> > select() or poll() which some sound drivers do not implement.
> >
> > I fixed this particular problem by implementing poll() for the
> > ES1370/ES1371 PCI driver in FreeBSD-STABLE (used by the Soundblaster
> > AudioPCI 128, for example). See bug report kern/16709 for my patch.
> >
> > > Does 4.0 suffer this problem too?
> >
> > I have no idea. 4.0 has a new, different sound driver.
> >
> > Michael
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Snail: Tim Pozar / LNS / 1978 45th Ave / San Francisco CA 94116 / USA
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