From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sat, 24 Mar 2001 19:45:01 +0000 Subject: Re: Sound skips From: "Iain Sandoe" To: Giuliano Pochini , linuxppc-dev@lists.linuxppc.org Mime-version: 1.0 Content-type: text/plain; charset="US-ASCII" Message-Id: <20010324194439.431FB2EFE9@apollo.valhalla.net> Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: > When I play music under high load the sound has a lot of > short interruptions. It seems not to be related with I/O. I tried > Alsaplayer this is with Takashi Iwai's driver (it's the only one AFAIK) >and xmms with OSS output. Xmms with esd is better but > not perfect. Xmms uses a buffer of 2KB but I had to patch it to > use a 8KB large one to make it play fine on my G3, but it still > jumps sometimes on the G4. > This happend on my G3 and a friend's G4(2000). > I don't remember my 7300 had this problem. which OSS driver are you using? dmasound? with or without my patches? > I don't know what causes that (ints kept disabled too much time ?) > but if someone has a patch to try I'me here. there are a variety of things that can block for between 16 & 300 ms (not necessarily IRQs). what size fragments are you using? ciao, Iain. ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/