[PlanetCCRMA] Low Latency Patch

brad stafford brad@archone.tamu.edu
Tue Jun 8 18:51:02 2004

Oh no, I think I'm hosed.

I tried installing the the core kernel and I couldn't boot my machine.
Probably hardware issues. That's why I went with the capabilities

Don't tell me I'll have to go back to Windows and buy a copy of
Cuebase... :-(  major, major bummer.


On Tue, 2004-06-08 at 20:23, Fernando Pablo Lopez-Lezcano wrote:
> > I'm running RH9 from a pure install of the Planet CD's from April
> > something 2004. I have a slow modem connection to the internet. The
> > version I'm running, to be precise, is Redhat 9
> > 2.4.20-31-1-CAPS.RH90.ccrma.
> > 
> > The question is do I need to manually install the low-latency patches?
> Nope. 
> > When I get to the chapter in the instructions that talks about setting
> > low latency to 1 and I issue the command it says the patch isn't
> > installed. Here is the output from the cat command:
> > 
> > [root@mars]# cat /proc/sys/kernel/lowlatency
> > cat: /proc/sys/kernel/lowlatency: No such file or directory
> That is correct. There are two kernels available. The one you are
> booting is the one derived from the RedHat kernel and has a partial low
> latency patch. And the patch is not user configurable (by RedHat's
> decision). 
> There is another kernel you could install that has better low latency
> characteristics (currently 2.4.26-1.ll). It has less compatibility with
> the original RedHat kernel so it might give trouble with some hardware
> that works well with the RedHat derived kernel. 
> See the section on installing kernel and alsa in the Planet CCRMA site,
> the one you want to try would be installed by saying:
>   apt-get install planetccrma-core
> (for uniprocessor machines). 
> -- Fernando