On Mon, Dec 13, 2010 at 11:43 AM, Brian David <span dir="ltr"><<a href="mailto:beejunk@gmail.com">beejunk@gmail.com</a>></span> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div><div></div><div class="h5">On Sun, Dec 12, 2010 at 8:05 PM, Ronan Jouchet <<a href="mailto:ronan@jouchet.fr">ronan@jouchet.fr</a>> wrote:<br>
> On 10-12-12 08:41 PM, Brian David wrote:<br>
>> On Sun, Dec 12, 2010 at 4:10 PM, Ronan Jouchet<<a href="mailto:ronan@jouchet.fr">ronan@jouchet.fr</a>> wrote:<br>
>>> Hi,<br>
>>><br>
>>> I can't run Jack under Natty, it refuses to start and raises a "Cannot<br>
>>> create thread 1 Operation not permitted" error. Full log at<br>
>>> <a href="http://pastebin.com/B45WFr0F" target="_blank">http://pastebin.com/B45WFr0F</a>.<br>
>>> Help welcome... maybe I just forgot something stupid, maybe this is a<br>
>>> real issue.<br>
>>><br>
>>> More info:<br>
>>> Realtime setup done at installed time<br>
>>> Realtime setup confirmed via the Ubustu Controls app (user in audio<br>
>>> group, memlock, rtprio)<br>
>>> Kernels tested: generic, lowlatency<br>
>>> Tested under normal user account and with sudo<br>
>>> Gear: Edirol FA-66 through a TI PCMCIA card that used to work<br>
>>> flawlessly under Lucid and Maverick.<br>
>>> Natty 20101212 x86<br>
>>><br>
>>> Thanks for your help,<br>
>>><br>
>>> --<br>
>>> Ronan<br>
>>><br>
>><br>
>> One issue I see right away is that you should not be using Ubuntu<br>
>> Studio Controls to adjust the realtime settings. Unless things have<br>
>> changed (perhaps they have), Ubuntu Studio Controls edits<br>
>> /etc/security/limits.conf, which is the wrong file. The file you will<br>
>> want to edit is /etc/security/limits.d/audio.conf. Because you've<br>
>> used Ubuntu Studio Controls, there's a chance that you have settings<br>
>> in both limits.conf and audio.conf, and this can definitely cause<br>
>> issues.<br>
>><br>
>> Make sure only one of those files has the realtime settings. Hope that helps!<br>
><br>
> Hi Brian,<br>
><br>
> Indeed, both files exist and have different settings, I'm having a look<br>
> at this.<br>
><br>
> Also, adi from #ffado mentioned several points nedding investigation,<br>
> I'll test them tomorrow and report here.<br>
><br>
> Thanks for the hint!<br>
><br>
> Ronan Jouchet<br>
><br>
<br>
</div></div>Just to clarify, you will want to remove only the realtime settings in<br>
limits.conf, and not the entire file.<br>
<br>
<br>
--<br>
<font color="#888888">-Brian David<br>
</font><div><div></div><div class="h5"><br>
--<br>
Ubuntu-Studio-devel mailing list<br>
<a href="mailto:Ubuntu-Studio-devel@lists.ubuntu.com">Ubuntu-Studio-devel@lists.ubuntu.com</a><br>
Modify settings or unsubscribe at: <a href="https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel" target="_blank">https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel</a><br>
</div></div></blockquote></div><br>JACK runs using the ALSA driver, correct? this problem only happen when using the firewire driver... ??<div><br></div><div><br></div><div>-- <br>MH<br><a href="http://www.myspace.com/mikeholstein">http://www.myspace.com/mikeholstein</a><br>
<br><a href="http://opensourcemusician.libsyn.com/">http://opensourcemusician.libsyn.com/</a><br>
</div>