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SubjectRe: [v7 0/8] Reduce cross CPU IPI interference
On Sun, 5 Feb 2012, Gilad Ben-Yossef wrote

>
> Frederic has the latest version in a git tree here:
>
> git://github.com/fweisbec/linux-dynticks.git
> nohz/cpuset-v2-pre-20120117
>
> It's on top latest rcu/core.

Hmmm.. A pull vs upstream leads to lots of conflicts.


> But the good news is that with these hacks applied I managed to run a 100%
> CPU task with zero interrupts (ticks or otherwise) on an isolated cpu.

Cool.

> Disregarding TLB overhead, you get bare metal performance with Linux user
> space manageability and debug capabilities. Pretty magical really: It's like
> eating your cake and having it too :-)

We definitely need that.



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