[kwlug disc.] any folks using tricks for better linux performance?

[Chris Bruner]

Robert P. J. Day wrote:
>   i'm perusing some online docs related to speeding up (primarily
> embedded) linux systems, and i'm curious how many people on this list
> are using any of the following in a practical way to either increase
> speed or save space:
>
> 1) running the kernel XIP (execute in place)
> 2) booting without sysfs
> 3) using "kexec" for reboots
>
> or any other somewhat atypical techniques for better performance.
> like i said, i'm just curious.
>
> rday
>
>   
Check out powertop, from Intel. It is a power savings tool, which 
surprisingly has speed things up as well (for me). It gives suggestions 
on kernel configurations as well as sound card and a few other things.