[PlanetCCRMA] New user; FC3 or FC4? Slowly getting there

Shayne O'Connor forums@machinehasnoagenda.com
Fri Dec 2 16:52:02 2005

Jan Depner wrote:
> On Fri, 2005-12-02 at 13:13 -0800, Fernando Lopez-Lezcano wrote:
>>On Thu, 2005-12-01 at 23:18 -0600, Jan Depner wrote:
>>>On Fri, 2005-12-02 at 17:53 +1100, Shayne O'Connor wrote:
>>>>Jan Depner wrote:
>>>>  >     Outstanding!!!  It works!  Now, hopefully, just one more thing
>>>>>before I start getting the applications.  I'll need the kernel source
>>>>>since I'll be running NVIDIA's display driver.  Can you clue me in on
>>>>>where that is?
>>>>not sure if you need it? while i was using CCRMA's FC4 kernels, i never 
>>>>had to install the source kernel package ... just do the 
>>>>./nvidia-installer thing ... although i seem to remember reading 
>>>>fernando saying something about the latest kernels needing source 
>>>>packages to compile modules (i've been building my own kernels for a 
>>>>while now, so this could be true). may as well try installing the nvidia 
>>>>module without kernel sources, see how it goes ;)
>>>>>    Of course, after that I'll have to figure out how to get
>>>>>low-latency, real-time operation with this kernel ;-)
>>>>>    Many thanks Fernando, I hope you know what a great resource the
>>>>>Planet is for the rest of us out here.  You're making our lives
>>>>>amazingly easier. 
>>>>amen to that! if it wasn't for fernando i'd still be using windows ... ugh!
>>>    You seem to know your way around the new 2.6 stuff.  How do I get
>>>the low-latency/preempt stuff working.  I used to run root SCHED_FIFO
>>>and set low-latency in /proc under 2.4.  Is there any information
>>>anywhere about getting the most out of the new core-edge kernel?
>>Hopefully you don't need to do anything :-)
>>You should be able to run SCHED_FIFO as a normal user, no need to login
>>as root for that. Depending on which kernel you are booting there is a
>>module that enables access to that that should be automatically loaded,
>>or it is built into the kernel but needs a tweaked PAM that is part of
>>the Planet CCRMA packages. 
>>-- Fernando
>     Everything appears to be working so far.  I even got the NVIDIA
> driver loaded.  It wouldn't load until I went to the rdt kernel though.
> I've got an old TNT2 card so that was probably part of the problem.  So,
> since I'm running the rdt planet-edge kernel, I should be able to run
> SCHED_FIFO as a normal user as well as root?  It's certainly working as
> root.

yeah, but if you do run into any problems while trying to run as normal 
user, then - as fernando says - it's more than likely going to be a pam 
problem ... CCRMA's pam packages should contain the necessary 
hacks/settings, though.