On Monday, October 25, 2010 04:39:53 JD wrote: > On 10/24/2010 08:28 PM, JD wrote: > > On 10/19/2010 01:35 AM, Hiisi wrote: > >> 2010/10/19 JD<jd1008@xxxxxxxxx>: > >>> I played one video on youtube, then > >>> > >>> killed the youtube browser tab. > >> > >> <--SNIP-->... I have to always > >> > >>> kill pulseaudio so I can get some response back. > >> > >> Actually not answering your question, but just wanted to confirm this > >> problem on my system (2.6.32.21-168.fc12.i686). I often have to do the > >> same! > >> In my opinion 'flash' is an ugly thing. And, to be honest, I'm the one > >> among those whom to blame for its wide usage. I was working nearly for > >> 5 years as a part-time teacher at school, teaching schoolboys to use > >> flash in web-projects. Now I do not know how to atone for my sins :-) > >> Looking forward for html5 video support in FireFox. Hope it became > >> video-standard some day... > > > > No matter what we think of flash, pulseaudio is not a product > > of the flash plugin. It is a free and opensource linux product. > > I just created output of strace of the pulseaudio process > > and posted it at > > http://pastebin.com/VbgCXwc3 > > It shows clearly that it is in a tight loop polling and finding > > nothing to process. As I had stated earlier, there is no youtube > > video playing at all. It seems once you play any browser based > > flash video, pulseaudio will continue to run even after you kill the > > tab where it was playing, and chew up 40% of cpu (at least, this > > is on my laptop with the old athlon64 3700+ unicore cpu). > > I do not know how much it consumes on much faster cpu's. > > > > Are there audio engineers on this list? > > Is this the way to handle an audio stream by an audio daemon? > > I would like to add that this behavior is only evident when playing > a flash video via the browser. > But if I play a video via ffplayer, then after the end of the video, > pulseaudio goes back to consuming almost 0% of cpu. > So, is it possible that the flash plugin is not closing the audio > file descriptor, so pulseaudio keeps polling and finding nothing? Probably. Either way, the fact that there is a problem only after flash playback indicates that flash and/or the browser are at fault here, not pulseaudio. Best, :-) Marko -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines
