On 21 November 2010 02:33, torbenh <torbenh@xxxxxx> wrote: > On Sat, Nov 20, 2010 at 08:26:45AM -0500, Paul Davis wrote: >> On Sat, Nov 20, 2010 at 4:48 AM, Atte André Jensen <atte@xxxxxxxx> wrote: >> > Hi >> > >> > Aparently a new, 200 lines kernel patch have been buzzing the web lately, >> > supposedly it should provide a much more responsive desktop. >> > >> > But this userspace alternative should be even better: >> > http://www.webupd8.org/2010/11/alternative-to-200-lines-kernel-patch.html >> > >> > Anyone heard of it, tried it and/or has any thoughts whether it has anything >> > to offer on a DAW? >> >> it doesn't look terribly relevant because a DAW is going to schedule >> most threads that matter with SCHED_FIFO. these threads will be >> scheduled by a different set of rules than SCHED_OTHER (i.e. most of >> the desktop threads, and the scheduling class that is affected by the >> patch). that's not to say it might not still make things feel a bit >> better, but it won't really make lower latencies possible etc. etc.. I >> think. > > looking at the 200lines patch... it seems to activate RT_GROUP_SCHED > if anybody know how the system needs to be configured, so that jackd > runs with this option on, it might be nice if you told us. > > if we really get kernels with this turned on soon, we better be prepared. In fact, isn't cgroups incompatible with realtime scheduling? Not quite sure where I'm quoting that from but I vaguely recall something like that. -- GPG/PGP ID: B42DDCAD _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/listinfo/linux-audio-user