Howtos and workarounds - 1

Ralf ralf.mardorf at alice-dsl.net
Mon Apr 11 12:30:19 UTC 2011


Hi Community :)

before something can be written, I need to know, if Ubuntu, Kubuntu,
Edubuntu are equal.

-----------------------------
CPU Frequency Scaling Monitor
-----------------------------

IMO Ubuntu Studio should set up CPU frequency scaling to "performance"
by default. Consumption of modern CPUs will decrease just insignificant
when set to "ondemand", but this could cause glitches for the audio
signal.
At least the user should know how to add the CPU Frequency Scaling
Monitor to the GNOME panel and how to set the governor.

For my Edubuntu Maverick 32-bit there's an entry for PolicyKit by
default:

/var/lib/polkit-1/localauthority/10-vendor.d/com.ubuntu.desktop.pkla

Is there a script or SUIID set, to enable selection of the frequency
scaling for the user by default for Ubuntu Studio too?


----------------------------------------------------
Restoring JACK audio, MIDI and ALSA MIDI connections
----------------------------------------------------

There are some oddities for newbies, when restoring JACK audio
connections.

- Names/aliases might change regarding to an added PID
- There's the same name/alias for two different client ports
- Unwanted auto-connections and connections that aren't correctly
  restored by apps like QjackCtl or Qtractor 

I could explain how to handle this in combination with very simple
scripts to restore sessions.

I guess another "getting started with [application]" isn't needed.

IMO session handling is the most important stuff.

Has anybody experiences with LADI(SH) and Co.? JACK session? Patchage?

IMO this is already ok: https://help.ubuntu.com/community/UbuntuStudio

Cheers,

Ralf




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