From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: Opening dev/dsp takes very long Date: Mon, 15 Mar 2004 11:35:25 +0100 Sender: alsa-devel-admin@lists.sourceforge.net Message-ID: References: <40536881.4030903@gmx.de> Mime-Version: 1.0 (generated by SEMI 1.14.5 - "Awara-Onsen") Content-Type: text/plain; charset=US-ASCII Return-path: In-Reply-To: <40536881.4030903@gmx.de> Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Lars Heineken Cc: alsa-devel@lists.sourceforge.net List-Id: alsa-devel@alsa-project.org At Sat, 13 Mar 2004 21:01:05 +0100, Lars Heineken wrote: > > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Hi ! > > I switched from 2.4 to 2.6 a few days ago and noticed this strange > problem. Whatever program uses OSS-emulation takes 1-3 seconds to open > /dev/dsp and start playing sound. It seems that this has something to do > with the preemptive kernel option, because I experienced the same when I > tried a 2.4 kernel with the preemptive patch. > I thought that having a prememtive kernel would reduce delays in general > ~ and not increase them dramatically. > How can I be of help to find and locate this problem ? try strace with -r option and check which call takes too long time. Takashi ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click