[LAU] Ubuntu Hard real time kernel (2.6.24-21) poor performance.

[Fernando Lopez-Lezcano]

On Fri, 2008-10-24 at 18:20 +0200, Esben Stien wrote:
> Cassiel <raffaele.morelli at gmail.com> writes:
> 
> > 2.6.26 performances are good 
> 
> I can not understand how 2.6.26 performance can be good, given the
> recent regression I read about: 
> 
> http://kerneltrap.org/Linux/Removing_the_Big_Kernel_Lock
> 
> Can someone shed light on this?. 

Something must have changed/improved since then. 

Pretty good results here running 2.6.26.7 + 2.6.26.6-rt11 (except that
USB midi seems to be broken... arghh...)

So far the most "stable" realtime kernel for me has been is
2.6.24.7-rt21 (if we are talking about recent kernels, of course). 

-- Fernando