On 12/11/2013 11:31 PM, Frederic Weisbecker wrote:
>> > OK, I'll bite... Why not just use CONFIG_NO_HZ_FULL_SYSIDLE=y with
>> > CONFIG_NO_HZ_FULL_SYSIDLE_SMALL set to at least the number of CPUs on
>> > your system? The default for CONFIG_NO_HZ_FULL_SYSIDLE_SMALL is eight.
>> > This stuff is in
On Wed, Dec 11, 2013 at 07:25:38AM -0800, Paul E. McKenney wrote:
> On Wed, Dec 11, 2013 at 07:00:13PM +0800, Alex Shi wrote:
> > On 12/11/2013 02:28 PM, Alex Shi wrote:
> > > Hi Frederic,
> > >
> > > Sorry for idiot of nohz_full. When we using this feature on my mobile
> > > devices, we found
On Wed, Dec 11, 2013 at 07:00:13PM +0800, Alex Shi wrote:
> On 12/11/2013 02:28 PM, Alex Shi wrote:
> > Hi Frederic,
> >
> > Sorry for idiot of nohz_full. When we using this feature on my mobile
> > devices, we found this feature keep cpu0 in periodic tick mode. then the
> > timer interrupt on
On 12/11/2013 02:28 PM, Alex Shi wrote:
> Hi Frederic,
>
> Sorry for idiot of nohz_full. When we using this feature on my mobile
> devices, we found this feature keep cpu0 in periodic tick mode. then the
> timer interrupt on cpu0 is very higher than normal nohz mode.
> that cause high power
On 12/11/2013 02:28 PM, Alex Shi wrote:
Hi Frederic,
Sorry for idiot of nohz_full. When we using this feature on my mobile
devices, we found this feature keep cpu0 in periodic tick mode. then the
timer interrupt on cpu0 is very higher than normal nohz mode.
that cause high power consuming
On Wed, Dec 11, 2013 at 07:00:13PM +0800, Alex Shi wrote:
On 12/11/2013 02:28 PM, Alex Shi wrote:
Hi Frederic,
Sorry for idiot of nohz_full. When we using this feature on my mobile
devices, we found this feature keep cpu0 in periodic tick mode. then the
timer interrupt on cpu0 is very
On Wed, Dec 11, 2013 at 07:25:38AM -0800, Paul E. McKenney wrote:
On Wed, Dec 11, 2013 at 07:00:13PM +0800, Alex Shi wrote:
On 12/11/2013 02:28 PM, Alex Shi wrote:
Hi Frederic,
Sorry for idiot of nohz_full. When we using this feature on my mobile
devices, we found this feature keep
On 12/11/2013 11:31 PM, Frederic Weisbecker wrote:
OK, I'll bite... Why not just use CONFIG_NO_HZ_FULL_SYSIDLE=y with
CONFIG_NO_HZ_FULL_SYSIDLE_SMALL set to at least the number of CPUs on
your system? The default for CONFIG_NO_HZ_FULL_SYSIDLE_SMALL is eight.
This stuff is in mainline,
Hi Frederic,
Sorry for idiot of nohz_full. When we using this feature on my mobile
devices, we found this feature keep cpu0 in periodic tick mode. then the
timer interrupt on cpu0 is very higher than normal nohz mode.
that cause high power consuming cost.
I found you have mention this on commit:
Hi Frederic,
Sorry for idiot of nohz_full. When we using this feature on my mobile
devices, we found this feature keep cpu0 in periodic tick mode. then the
timer interrupt on cpu0 is very higher than normal nohz mode.
that cause high power consuming cost.
I found you have mention this on commit:
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