Re: [LAU] Ubuntu slowing down when using Ardour

From: hermann meyer <brummer-@web.de>
Date: Sun Nov 18 2012 - 07:32:36 EET

Am 17.11.2012 22:17, schrieb Aurélien Leblond:
> > My setup is as follows:
>
> > - Ardour3 Beta5
> > - Ubuntu 12.10 64bit
> > - Using the Radeon open driver (FGLRX creates a lot of xruns)
> >
> > Now, I am not trying to start a conversation "Should I use
> Compiz when
> > playing music" or "Ubuntu is crap, what else should I use?" :)
> > I like Ubuntu, I like Unity and I like Ardour3!
> >
> > I am just checking if other people are experiencing the same
> issue, if there
> > is a solution to this problem, what additional testing I should
> do or what
> > additional information I should provide.
>
>
> Wonder if the CPU frequency scaling is causing this issue. I had an
> issue on a Dell machine at work where the box would run really slowly
> if it got the slightest bit hot from being pushed too hard (usually
> doing big Subversion commits or running sipp against a remote server).
> The governor would take it down to the lowest frequency level to help
> the machine cool down. This would even happen if I turned on the
> performance governor. It wasn't a Linux issue at all, because people
> who had the same hardware had the same problem on Windows.
>
>
> The thing is, the CPU never really goes over 40% usage, the rest of
> the machine is still working ok, only Unity/Compix are getting much
> slower.
>
> After much testing, it seems to be only the Ubuntu Unity Dash getting
> slower, and only after a crash of Ardour3...
>
Maybe it helps when you clean up the cache after Ardour crashes?

sudo sync; echo 3 | sudo tee /proc/sys/vm/drop_caches

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Received on Sun Nov 18 08:15:02 2012

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