Messages in this thread | | | Date | Thu, 20 Nov 2014 12:51:17 -0800 | Subject | Re: frequent lockups in 3.18rc4 | From | Linus Torvalds <> |
| |
On Thu, Nov 20, 2014 at 12:37 PM, Don Zickus <dzickus@redhat.com> 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 locking, nada.
Linus
| |