Re: frequent lockups in 3.18rc4
From: Linus Torvalds
Date: Thu Nov 20 2014 - 15:51:23 EST
On Thu, Nov 20, 2014 at 12:37 PM, Don Zickus <dzickus@xxxxxxxxxx> wrote:
> Just for clarification, softlockups are processes hogging the cpu (thus
> blocking the high priority per-cpu watchdog thread).
Right. And there is no actual sign of any CPU hogging going on.
There's a single system call with a small payload (I think it's safe
to call 64kB small these days), no hugely contended CPU-spinning
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