Re: [LAU] qjackctl does not reflect state of jackd

Hi Nick,

I can confirm that Rotter stops recording after the jack server receives
three or more xruns. The program seems to be running, as does the jack
server, but all files are instead about 1k in size and have no audio. Any
ideas? Thanks!

-Eric Steinberg
(415)819-2009

On Mon, May 23, 2011 at 4:31 PM, Eric Steinberg <eric.steinberg@email-addr-hiddenwrote:

> Hi Nick,
>
> I'm forwarding this to you in the hopes that you can shed some light on a
> problem I've been having with Rotter. I am trying to build a system that is
> stable for long-term use, i.e. I want to leave it running. I've observed
> that after some time (a few days or so), Rotter will continue to run but
> will not record audio, instead creating files of about 1K in size. Can you
> tell me how I might troubleshoot this? Thanks!
>
>
> ---------- Forwarded message ----------
> From: Eric Steinberg <eric.steinberg@email-addr-hidden>
> Date: Mon, May 23, 2011 at 4:12 PM
> Subject: Re: [LAU] qjackctl does not reflect state of jackd
> To: Paul Davis <paul@email-addr-hidden>
> Cc: linux-audio-user@email-addr-hidden
>
>
> Thanks, Paul. If jack had not crashed, shouldn't rotter have continued to
> record? Is there any way to establish why recording was interrupted? This
> happened about a week after I had started recording on this system.
>
>
> On Mon, May 23, 2011 at 4:06 PM, Paul Davis <paul@email-addr-hiddenwrote:
>
>> On Mon, May 23, 2011 at 6:56 PM, Eric Steinberg
>> <eric.steinberg@email-addr-hidden> wrote:
>> > Hi folks,
>> > I'm trying to build an audio logger, that can record from six different
>> > sources to separate files. I've been using the program rotter, and I
>> > thought it was working but have discovered that jackd crashed and
>> recording
>> > was interrupted. Unfortunately this was not reflected by qjackctl,
>> which is
>> > what I use to launch jackd. The qjackctl display showed that jackd was
>> > running, right down to the flashing "RT", but when I tried to launch
>> > meterbridge it complained that the jack server was not running. The
>> > instances of rotter that I launched were still running, but were making
>> > files of just a few bytes, with no audio in them. Is this a bug in
>> > qjackctl? I am using Arch, on a Pentium 4, and using a firewire
>> interface
>> > (Edirol FA-101).
>>
>> you should use:
>>
>> ps aux | grep jackd
>>
>> to establish whether jack has "crashed".
>>
>> my guess is that had not crashed, but was no longer accepting new
>> clients and was otherwise hosed.
>>
>
>
>

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Received on Fri May 27 08:15:01 2011