Re: [LAU] RT_GROUP_SCHED kernel option makes JACK unusable in Ubuntu Natty

2010-12-22 Thread Brian David
On Wed, Dec 15, 2010 at 6:07 AM, torbenh torb...@gmx.de wrote: On Tue, Dec 14, 2010 at 11:46:55PM -0500, Ronan Jouchet wrote: On 10-12-14 11:39 PM, Daniel Chen wrote: On Tue, Dec 14, 2010 at 11:33 PM, Ronan Jouchetro...@jouchet.fr  wrote: d in place. i always thought ubuntu was about making

Re: [LAU] RT_GROUP_SCHED kernel option makes JACK unusable in Ubuntu Natty

2010-12-21 Thread torbenh
On Tue, Dec 14, 2010 at 11:46:55PM -0500, Ronan Jouchet wrote: On 10-12-14 11:39 PM, Daniel Chen wrote: On Tue, Dec 14, 2010 at 11:33 PM, Ronan Jouchetro...@jouchet.fr wrote: I confirm 2.6.37-9.22~ppa1 from abogani PPA (RT_GROUP_SCHED disabled) works fine. I will leave the decision to

Re: RT_GROUP_SCHED kernel option makes JACK unusable in Ubuntu Natty

2010-12-18 Thread Asmo Koskinen
14.12.2010 21:06, Alessio Igor Bogani kirjoitti: Hi, The -lowlatency 2.6.37-8.21~ppa1 kernel have RT_GROUP_SCHED enabled. Instead the 2.6.37-9.22~ppa1 one's have RT_GROUP_SCHED disabled. Anyone could test those? This kernel is very good for me. I can use NVIDIA (dual screen), M-Audio Delta

Re: RT_GROUP_SCHED kernel option makes JACK unusable in Ubuntu Natty

2010-12-15 Thread Daniel Chen
On Tue, Dec 14, 2010 at 11:33 PM, Ronan Jouchet ro...@jouchet.fr wrote: I confirm 2.6.37-9.22~ppa1 from abogani PPA (RT_GROUP_SCHED disabled) works fine. I will leave the decision to Alessio (or somebody else from the kernel team) to close or not

Re: RT_GROUP_SCHED kernel option makes JACK unusable in Ubuntu Natty

2010-12-14 Thread Ronan Jouchet
On Tue, Dec 14, 2010 at 9:57 AM, Tim Gardner tim.gard...@canonical.com wrote: On 12/13/2010 09:34 PM, Ronan Jouchet wrote: ... I'm not opposed to disabling RT_GROUP_SCHED. After all, it _is_ marked EXPERIMENTAL. Have you proven that a kernel with RT_GROUP_SCHED disabled actually fixes the

Re: RT_GROUP_SCHED kernel option makes JACK unusable in Ubuntu Natty

2010-12-14 Thread Alessio Igor Bogani
Hi, 2010/12/14 Ronan Jouchet ro...@jouchet.fr: [...] To be certain, somebody should compile and test two Ubuntu kernels differing only on RT_GROUP_SCHED. I won't have much time due to end of year holidays, maybe somebody else can do / has already done this. The -lowlatency 2.6.37-8.21~ppa1

Re: RT_GROUP_SCHED kernel option makes JACK unusable in Ubuntu Natty

2010-12-14 Thread Ronan Jouchet
On 10-12-14 02:38 PM, ailo wrote: On 12/14/2010 08:06 PM, Alessio Igor Bogani wrote: The -lowlatency 2.6.37-8.21~ppa1 kernel have RT_GROUP_SCHED enabled. Instead the 2.6.37-9.22~ppa1 one's have RT_GROUP_SCHED disabled. Anyone could test those? Ciao, Alessio On Natty, 2.6.37-9.22~ppa1,

Re: RT_GROUP_SCHED kernel option makes JACK unusable in Ubuntu Natty

2010-12-14 Thread Ronan Jouchet
On 10-12-14 11:39 PM, Daniel Chen wrote: On Tue, Dec 14, 2010 at 11:33 PM, Ronan Jouchetro...@jouchet.fr wrote: I confirm 2.6.37-9.22~ppa1 from abogani PPA (RT_GROUP_SCHED disabled) works fine. I will leave the decision to Alessio (or somebody else from the kernel team) to close or not

RT_GROUP_SCHED kernel option makes JACK unusable in Ubuntu Natty

2010-12-13 Thread Ronan Jouchet
Hi Ubuntustudio-devel, Ubuntu-kernel, JACK-devel, Alessio, After talking with adi in #ffado and las in #jack, it appears that Natty's kernel needs adjustment to be usable for audio work. Currently the kernel flavors shipped by Ubuntu have the RT_GROUP_SCHED option activated, which makes JACK