Re: single aio thread is migrated crazily by scheduler

Ming Lei
2019-11-15T00:09:51Z

On Thu, Nov 14, 2019 at 02:14:34PM +0100, Peter Zijlstra wrote:
> On Thu, Nov 14, 2019 at 07:31:53PM +0800, Ming Lei wrote:
> > Hi Guys,
> >
> > It is found that single AIO thread is migrated crazely by scheduler, and
> > the migrate period can be < 10ms. Follows the test a):
>
> What does crazy mean? Does it cycle through the L3 mask?
>

The single thread AIO thread is migrated in several milliseconds once.

Thanks,
Ming