Messages in this thread | | | Date | Mon, 6 Feb 2012 12:19:44 -0600 (CST) | From | Christoph Lameter <> | Subject | Re: [v7 0/8] Reduce cross CPU IPI interference |
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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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