[linux-audio-user] Re: [Jackit-devel] [Fwd: Re: Linux audio latency]

Lee Revell rlrevell at joe-job.com
Mon Oct 4 19:43:01 EDT 2004


On Sun, 2004-10-03 at 01:25, Florian Schmidt wrote:
> On Sat, 02 Oct 2004 18:13:15 -0400
> Lee Revell <rlrevell at joe-job.com> wrote:
> 
> > Also, there is a known issue where starting a new jack client causes
> > xruns.  I don't remember what the status is.
> 
> Starting a new jack client in itself won't produce xruns. Also, cleanly
> shutting down a jack client will not in itself produce xruns [iirc]. But
> it seems that many, if not most, jack apps, get some part of the RT 
> operation stuff not right. Especially start up and shutdown.

Would it be possible to add a debugging feature that would trap any use
of a sleeping function by any SCHED_FIFO process, similar to the way
CONFIG_DEBUG_SPINLOCK_SLEEP works in the kernel?

Lee




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