On Mon, Sep 19, 2016 at 03:11:10PM -0600, Jens Axboe wrote:
> On 09/19/2016 03:06 PM, Vivek Goyal wrote:
> > On Tue, Sep 13, 2016 at 09:46:46AM -0400, Vivek Goyal wrote:
> > >
> > > Hi Hou Tao,
> > >
> > > [ CC Tejun and Thomas ]
> > >
> > > Thanks for the patch. I can reproduce it. I am
On 09/19/2016 03:06 PM, Vivek Goyal wrote:
On Tue, Sep 13, 2016 at 09:46:46AM -0400, Vivek Goyal wrote:
Hi Hou Tao,
[ CC Tejun and Thomas ]
Thanks for the patch. I can reproduce it. I am wondering that why are you
doing so many checks. Can't we just check if throttle group is empty or
not.
On Mon, Sep 12, 2016 at 02:45:30PM +0800, Hou Tao wrote:
> Due to commit 500462a9de65 ("timers: Switch to a non-cascading wheel"),
> the slack of timer increases when the timeout increases:
>
> So for HZ=250 we end up with the following granularity levels:
> Level Offset Granularity
Due to commit 500462a9de65 ("timers: Switch to a non-cascading wheel"),
the slack of timer increases when the timeout increases:
So for HZ=250 we end up with the following granularity levels:
Level Offset Granularity Range
0 0 4 ms 0 ms -