Re: [linux-audio-dev] Re: [Jackit-devel] 2.4.20-rc1 + lowlat +preempt + alsa + jack = dead computer

2002-12-07 Thread Paul Davis
Are you certain your freeze is actually happening in kernel space? Tried using watchdog with ping-pong between highest and lowest priority SCHED_FIFO threads? (BTW, we should have a watchdog anyway, probably integrated with givertcap or something.) JACK has its own watchdog thread. if

Re: [linux-audio-dev] Re: [Jackit-devel] 2.4.20-rc1 + lowlat +preempt + alsa + jack = dead computer

2002-12-06 Thread Fernando Pablo Lopez-Lezcano
Fernando Pablo Lopez-Lezcano wrote: Have you tried anything in between pre10-ac3 and pre4? I know pre4 works fine. I probably should post to the lkml with as much detail as we can get (unless some kernel hacker is actually reading these messages). I've tried every kernel from

Re: [linux-audio-dev] Re: [Jackit-devel] 2.4.20-rc1 + lowlat + preempt + alsa + jack = dead computer

2002-11-04 Thread Stefan Schwandter
Fernando Pablo Lopez-Lezcano wrote: Have you tried anything in between pre10-ac3 and pre4? I know pre4 works fine. I probably should post to the lkml with as much detail as we can get (unless some kernel hacker is actually reading these messages). I've tried every kernel from 2.4.20-pre5

Re: [Jackit-devel] Re: [linux-audio-dev] Re: [Jackit-devel] 2.4.20-rc1 +lowlat + preempt + alsa + jack = dead computer

2002-11-04 Thread Fernando Pablo Lopez-Lezcano
Fernando Pablo Lopez-Lezcano wrote: Have you tried anything in between pre10-ac3 and pre4? I know pre4 works fine. I probably should post to the lkml with as much detail as we can get (unless some kernel hacker is actually reading these messages). I've tried every kernel from

Re: [linux-audio-dev] Re: [Jackit-devel] 2.4.20-rc1 + lowlat + preempt + alsa + jack = dead computer

2002-11-03 Thread Fernando Pablo Lopez-Lezcano
Fernando Pablo Lopez-Lezcano wrote: If I start jackd and then use the freqtweak jack client I get a completely dead machine in a very short time (from a few seconds to 10 or 20 seconds). [...] I get exactly the same results as you. 2.4.19 works fine, 2.4.20-pre10-ac3, 2.5.41 -

Re: [linux-audio-dev] Re: [Jackit-devel] 2.4.20-rc1 + lowlat + preempt + alsa + jack = dead computer

2002-11-03 Thread Stefan Schwandter
Fernando Pablo Lopez-Lezcano wrote: Have you tried anything in between pre10-ac3 and pre4? I know pre4 works fine. I probably should post to the lkml with as much detail as we can get (unless some kernel hacker is actually reading these messages). Hmm, it's actually pre10-ac2, there hasn't

Re: [linux-audio-dev] Re: [Jackit-devel] 2.4.20-rc1 + lowlat + preempt + alsa + jack = dead computer

2002-11-03 Thread Stefan Schwandter
Fernando Pablo Lopez-Lezcano wrote: Have you tried anything in between pre10-ac3 and pre4? I know pre4 works fine. I probably should post to the lkml with as much detail as we can get (unless some kernel hacker is actually reading these messages). Does it fail with 2.4.20-pre5? I've found

[linux-audio-dev] Re: [Jackit-devel] 2.4.20-rc1 + lowlat + preempt + alsa + jack = dead computer

2002-11-02 Thread Stefan Nitschke
From: Fernando Pablo Lopez-Lezcano [EMAIL PROTECTED] Is anyone out there trying out this combination?: kernel 2.4.20-rc1 capabilities patch low latency patch preemptible kernel patch almost current alsa cvs [20021028.170432 usa pacific time] If I start jackd and then use the freqtweak