From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: Dmix using more CPU than plug:hw Date: Thu, 12 May 2005 12:43:37 +0200 Message-ID: References: <20050507095346.37b16e6a.erikd-alsa@mega-nerd.com> <20050512200848.1fe02c01.erikd-alsa@mega-nerd.com> Mime-Version: 1.0 (generated by SEMI 1.14.5 - "Awara-Onsen") Content-Type: text/plain; charset=US-ASCII Return-path: In-Reply-To: <20050512200848.1fe02c01.erikd-alsa@mega-nerd.com> Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org At Thu, 12 May 2005 20:08:48 +1000, Erik de Castro Lopo wrote: > > Takashi Iwai wrote: > > > > > Does it still happen with 1.0.9rc3? > > I haven't tried this yet. Whats involved with installing the alsa > drivers under a 2.6 kernel? Installing alsa-driver 1.0.9rc3 is recommended together with alsa-lib 1.0.9rc3, but alsa-lib 1.0.9rc3 itself should work fine with alsa drivers included in 2.6.11 or 12-rc* kernels. > > That's bad. I hope it got fixed now. > > > > Anyway, this high CPU usage is usually solved when you run without > > rate conversion in alsa-lib. Specify 48000Hz for artsd or polyaudio. > > With polypaudio I have tried forcing the rate to both 48000 and 44100 > (which is the only rate my iBook/Tumbler hardware actually accepts). > In both cases, polypaudio chews up 100% if CPU time and gets killed > within about 10 seconds. > > Is this something that 1.0.9rc3 is likely to fix? Might be... Takashi ------------------------------------------------------- This SF.Net email is sponsored by Oracle Space Sweepstakes Want to be the first software developer in space? Enter now for the Oracle Space Sweepstakes! http://ads.osdn.com/?ad_id=7393&alloc_id=16281&op=click