Based on what you've described, I suspect that if you were running Jack
it would work.
I agree that on a Rivendell appliance OS upgrades in general should be
avoided. After all the Rivendell machine shouldn't be on the internet
in the first place but instead on a private LAN where the usual thought
of "update to avoid security holes" doesn't necessarily apply.
>
> I think you are misunderstanding what was happening.
>
>
> If the card is set at 48000 with the new drivers, RD cannot "see" the card at
> all. It is reported as not being installed by RD Admin.
>
>
> If rdalsaconfig is set to 44.1 and RD is restarted, the card is seen as
> installed by RD, but on playback the audio becomes noisy and corrupted.
>
>
> If you go into rdalsaconfig, change the sample rate to 48000 and restart the
> daemons, the audio card is no longer reported as installed.
>
>
> The card and the machine worked properly under 48000 when the appliance was
> initially installed. Something that gets updated during the OS update process
> is changed and causes this issue with my machine.
>
>
> It is simply going to receive GPI closures and play back station ID's, so I
> am not really wanting to do much with this unit other than take the path of
> least resistance to get it to function. If it were one of our playout
> machines, that would be a different story.
>
>
> Steve Varholy
> President and General Manager
>
> [1478183502168_WXRY_Full_993_300x145.png]
>
>
> The Historic Barringer Building
>
> 1338 Main Street - Suite 202
>
> Columbia, South Carolina 29201
>
> Office: (803) 753-7260 x 251
>
> Direct: (803) 404-5535
>
> Cell: (703) 585-2101
>
>
> A Service of the Independent Media Foundation
>
> ________________________________
> From: John Stanley <john.stan...@elslc.com>
> Sent: Friday, December 16, 2016 2:15:36 PM
> To: Steve Varholy
> Cc: rivendell-dev@lists.rivendellaudio.org
> Subject: Re: [RDD] Appliance Issue
>
> On Fri, 2016-12-16 at 18:32 +0000, Steve Varholy wrote:
> >
> > Hadn't gotten a chance to posting.
> >
> >
> > The answer is a qualified yes. Paravel gave me a call because they
> > were curious to see whether they had an issue as well.
> >
> >
> > The CENTOS upgrade also updates the driver on my particular machine.
> > Where the onboard soundcard driver in the original appliance is happy
> > at 48000, the card under the upgraded driver only likes to be run at
> > 44.1 and the resulting audio is terrible.
> >
> >
> > I have a new card arriving tomorrow. The thought is that it will
> > resolve the issue.
>
> It's not that it is happy...Alsa defaults to 48kHz in RHEL/CentOS. What
> this does is change the default rate. If you look in the RD logs you
> will or should see the error where this happens. You also need to make
> sure RD is set at 44100kHz also in the Admim settings.
>
>
> Could you try this before going further:
>
> ### put in /root/.asoundrc
>
> pcm.!default {
> type rate
> slave {
> pcm "plughw:0,0"
> rate 44100
> }
> }<hr>_______________________________________________
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