On Wed, 11 Mar 2009 10:25:10 -0400 (EDT)
Steven Rostedt <rostedt@goodmis.org> wrote:

> 
> The ring buffer is allocated at start up (although I'm thinking of making 
> it allocated when it is first used), and the allocations are done percpu. 
> 
> It allocates around 3 megs per cpu. How many CPUs were on this box?
> 

Is this per actual CPU though? Or per CONFIG_NR_CPUS? 3 MB times 64
equals roughly the lost memory. But then again, you said it was 10 MB
per CPU for 2.6.27...

Rgds
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