On Mon, Jul 6, 2009 at 11:23 PM, Fernando Lopez-Lezcano wrote: > On Mon, 2009-07-06 at 23:11 -0400, Orcan Ogetbil wrote: >> >> It seems to me that the new fluidsynth is not that stable. I start >> qjackctl which runs jackd (this is Fedora's jack 0.116.1-5) with >> /usr/bin/jackd -R -dalsa -dhw:0 -r44100 -p1024 -n2 -Xseq >> Then I start qsynth. As soon as I do this jack starts getting very >> many xruns and in about 10 seconds qjackctl exits with a SIGKILL, also >> killing jackd with itself along the way. >> >> Now I start qjackctl once more and click on "Restart" on already >> running qsynth. This time there are no xruns and jackd runs without >> problems. >> >> It's not desirable to use jack always with this workaround and I am >> not pushing the package to stable until the issue is resolved. >> >> Fernando, do you still develop jack? > > No, sorry, I don't... > >> Do you know where the problem might be? > > It would seem to be some sort of caching problem. That is, the first > time fluidsynth is starting up and reading the soundfont, the second > time the soundfont is already in memory. This should not happen, of > course, as the process callback in fluidsynth should not be doing any > file i/o directly (or be influenced by it). > > Is this happening with the standard Fedora kernel or the rt kernel? > This is Fedora kernel 2.6.29.4-167.fc11.x86_64 I'll see what happens with the rt kernel. > What happens if you change the soundfont while fluid is running happily > the second time? > When I select a different soundfont in the second run of fluidsynth, nothing bad happens. Things continue to work properly. Another test I have made is: I ran jackd without the -R (realtime) flag. This time when I start qsynth, I get lots of xruns again but this time qjackctl does not shut down and continues to report the xruns. Can you (or anyone) reproduce any of these results? Orcan _______________________________________________ Fedora-music-list mailing list Fedora-music-list@xxxxxxxxxx http://www.redhat.com/mailman/listinfo/fedora-music-list
