Hi Chen,
On 07/07/20 12:56, Chen Yu wrote:
> Hi Valentin,
> On Mon, Jul 06, 2020 at 11:11:32PM +0100, Valentin Schneider wrote:
>>
>> On 06/07/20 21:00, Peter Zijlstra wrote:
>> > On Tue, Jul 07, 2020 at 03:36:13AM +0800, Chen Yu wrote:
>> >> It was found that recently the flags of sched domain
Hi Valentin,
On Mon, Jul 06, 2020 at 11:11:32PM +0100, Valentin Schneider wrote:
>
> On 06/07/20 21:00, Peter Zijlstra wrote:
> > On Tue, Jul 07, 2020 at 03:36:13AM +0800, Chen Yu wrote:
> >> It was found that recently the flags of sched domain could
> >> not be customized via sysctl, which might
Hi Peter,
On Mon, Jul 06, 2020 at 10:00:49PM +0200, Peter Zijlstra wrote:
> On Tue, Jul 07, 2020 at 03:36:13AM +0800, Chen Yu wrote:
> > It was found that recently the flags of sched domain could
> > not be customized via sysctl, which might make it a little
> > inconenient for performance
On 06/07/20 21:00, Peter Zijlstra wrote:
> On Tue, Jul 07, 2020 at 03:36:13AM +0800, Chen Yu wrote:
>> It was found that recently the flags of sched domain could
>> not be customized via sysctl, which might make it a little
>> inconenient for performance tuning/debugging.
>
> What specific goals
On Tue, Jul 07, 2020 at 03:36:13AM +0800, Chen Yu wrote:
> It was found that recently the flags of sched domain could
> not be customized via sysctl, which might make it a little
> inconenient for performance tuning/debugging.
What specific goals do you have? This is a debug interface.
It was found that recently the flags of sched domain could
not be customized via sysctl, which might make it a little
inconenient for performance tuning/debugging.
echo 343 > /proc/sys/kernel/sched_domain/cpu0/domain0/flags
bash: flags: Permission denied
343 stands for:
(SD_BALANCE_NEWIDLE
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