[LAU] Linux-audio-user Digest, Vol 23, Issue 32

[Andras Simon]

On 1/26/09, Kjetil S. Matheussen <k.s.matheussen at notam02.no> wrote:
>
>
> On Mon, 26 Jan 2009, Andras Simon wrote:
>
>> On 1/26/09, Kjetil S. Matheussen <k.s.matheussen at notam02.no> wrote:
>>
>>
>>> What does /etc/security/limits.conf say?
>>>
>>> My file has this line:
>>>
>>> "@audio          -       memlock         25000000"
>>>
>>> which gives me 2.5m of non-locked memory. (at least I think
>>> that's what it means)
>>
>> Mine has everything commented out, except:
>>
>> ## Automatically appended by jack-audio-connection-kit
>> @jackuser - rtprio 20
>> @jackuser - memlock 4194304
>>
>> ## Automatically appended by jack-audio-connection-kit
>> @pulse-rt - rtprio 20
>> @pulse-rt - nice -20
>>
>> I should add that pulse is not running.
>>
>
> Are you sure you are in the jackuser group?
> $ groups|grep jackuser

I wasn't. Now I am, but it doesn't seem to make any difference (I ran
everything in a new shell where groups says I'm in jackuser).

> Oh, and you should set rtrprio much higher. 100 should
> be enough. :-)
> You should also add the line
>
> @jackuser - nice -20

I will; but these couldn't be the source of the problem, could they?

> I also wonder which distibution you are using?
> Normally, the realtime user is called "audio"...?
> I don't know if it would make any problems though
> but maybe.

Fedora 10 x86_64, original (no RT) kernel.

> Any chance you could debug it with gdb? (Don't bother
> if you haven't used gdb before)

OK, I wont :-)

> Also, does it help if you check the "No Memory Lock"
> option in qjackctl?

No, it doesn't.

Andras