[PlanetCCRMA] GUI Issues with Dell Vostro

Peter Adamson pga at rochma.com
Sun Mar 25 14:35:15 PDT 2012


Jeff,

If I understand correctly, one person recording one track at a time does 
not need to be concerned with latency, so I just don't need the 
low-latency kernel?

If I lay a midi drum track and then record the bass while listening, 
won't latency be an issue?

Cheers,
Peter
> Peter,
> It is probably not the graphics hardware with the intel chipset.
>
> fedora 14 is past end of life, you should install fedora 15 or 16 instead,
> this might fix your problem.
>
> If you are just recording you don't need really low latency.
> Same for playing back MIDI files, low latency is not necessary.
>
> However if you are playing a MIDI keyboard into a soft-synth, you
> may want a latency proportional to your keyboard skills.  Same
> thing for recording using effects in real time, you want the latency
> in proportion with your ability to react.
>
> For recording with Audacity or playing back MIDI files with Timidity
> the standard kernel with 1024x3 (bytesxbuffers JACK setting) plays
> with no xruns on my equivalent laptop and is adequate for my piano
> skills using a MIDI keyboard and a Bristol synth.
>
> -- Jeff
>
>     From: Peter Adamson
>     Subject: [PlanetCCRMA] GUI Issues with Dell Vostro
>
>     I have just installed FC14 with the low latency kernel on a Dell
>     Vostro
>     1710.
>
>     The GUI freezes after anywhere from 10 minutes to a few hours. This
>     usually happens when a dialogue box or application window opens.
>     Occasionally it happens when clicking a button.
>
>     The mouse moves around the screen ok but the GUI does not respond to
>     clicks or keystrokes. No way to get into a console to see what's going
>     on, so a hard reboot is the only solution.
>
>     It does not appear to happen with the unmodified kernel.
>
>     I have tried using KDE instead of Gnome but the problem is
>     actually worse.
>
>     Questions:
>     Are there any ideas about what is causing this and what might be a
>     workaround?
>     What information would be useful to post here? (hardware? which log
>     files?...)
>
>     I have tried recording with the basic kernel. Latency seems to be
>     exactly the same as with the modified kernel. However midi playback is
>     not as smooth (clicks at start/end of midi segments).
>
>     Cheers,
>     Peter
>
>
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