[SOLVED?] Re: Horrific jackd xrun behaviour after upgrade from US 10.04 to 12.04 (Re: R: Audio issues in 10.04)

2012-09-18 Thread Thomas Orgis
Am Tue, 18 Sep 2012 12:50:32 +0200 schrieb Thomas Orgis : > And, having read up a bit ... AHCI seems to be known to cause audio > issues I must admit that the box seems to be stable now. And it is always using AHCI enforced via kernel, regardless of BIOS setting. So that is ruled out as source o

Re: Horrific jackd xrun behaviour after upgrade from US 10.04 to 12.04 (Re: R: Audio issues in 10.04)

2012-09-18 Thread Thomas Orgis
Am Tue, 18 Sep 2012 12:37:21 +0200 schrieb Ralf Mardorf : > > Change the config to > > RTIRQ_NAME_LIST="rtc [and add anything as it was before, excepted of a > > second rtc entry]" > > PS: After editing the config stop and start might not do the job and a > reboot could be required No biggie .

Re: Horrific jackd xrun behaviour after upgrade from US 10.04 to 12.04 (Re: R: Audio issues in 10.04)

2012-09-18 Thread Ralf Mardorf
> I'm short in time and can't read your email right now, so I only take a > look at the output of rtirq status. > Usually you can't do anything against the shared IRQ, however it's ok, > since firewire and snd_hda are head of the IRQs. But the first IRQ, > before firewire has to be the timer rtc0.

Re: Horrific jackd xrun behaviour after upgrade from US 10.04 to 12.04 (Re: R: Audio issues in 10.04)

2012-09-18 Thread Ralf Mardorf
On Tue, 2012-09-18 at 11:39 +0200, Thomas Orgis wrote: > rtirq: > > PID CLS RTPRIO NI PRI %CPU STAT COMMAND > 302 FF 90 - 130 0.6 Sirq/18-firewire > 994 FF 83 - 123 0.0 Sirq/16-snd_hda_ >84 FF 80 - 120 0.0 Sirq/17-ehci_hcd >

Horrific jackd xrun behaviour after upgrade from US 10.04 to 12.04 (Re: R: Audio issues in 10.04)

2012-09-18 Thread Thomas Orgis
Am Mon, 17 Sep 2012 15:30:49 +0200 schrieb Thomas Orgis : > > Please post the output of > > $ /etc/init.d/rtirq status > > Will try to get to that tonight. Well ... this is interesting. I tried AVLinux and this also showed massive xruns, with the added twist of ffado giving up on the device aft

Re: Horrific jackd xrun behaviour after upgrade from US 10.04 to 12.04

2012-09-17 Thread Thomas Orgis
Am Mon, 17 Sep 2012 15:15:58 +0200 schrieb Ralf Mardorf : > PS: CPU frequency scaling? I noted that it is independent of that. I switched to 'performance' governor and nothing changed. Also, my experience with working setups is that frequency scaling does not matter to them. That might be except

Re: Horrific jackd xrun behaviour after upgrade from US 10.04 to 12.04

2012-09-17 Thread Ralf Mardorf
PS: CPU frequency scaling? -- Ubuntu-Studio-users mailing list Ubuntu-Studio-users@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-users

Horrific jackd xrun behaviour after upgrade from US 10.04 to 12.04

2012-09-17 Thread Thomas Orgis
Hi, the subject says it all ... I had an install of 10.04 that worked. Only issue seemed to be instability when recording while a USB drive is connected. So, considering that perhaps this is a sign to replace a mainboard with broken onboard USB (used a PCI add-on card, which might have worsened th