On Thu, 2018-01-18 at 05:09 +0100, Frederic Weisbecker wrote:
> On Wed, Jan 17, 2018 at 07:09:39PM -0800, Linus Torvalds wrote:
> > It should never trigger under any normal load, but I think it
> > *should*
> > trigger under the load that the networking people worry about. If
> > you
> > get a floo
On Wed, Jan 17, 2018 at 07:09:39PM -0800, Linus Torvalds wrote:
> On Wed, Jan 17, 2018 at 6:55 PM, Frederic Weisbecker
> wrote:
> >> I thought you were going to actally account for time, but I don't
> >> think you ended up doing that.
> >
> > I did in the first version but then I thought you sugge
On Wed, Jan 17, 2018 at 6:55 PM, Frederic Weisbecker
wrote:
>> I thought you were going to actally account for time, but I don't
>> think you ended up doing that.
>
> I did in the first version but then I thought you suggested that count per
> jiffy. I probably misunderstood :)
Oh, miscommunicati
On Wed, Jan 17, 2018 at 03:56:43PM -0800, Linus Torvalds wrote:
> On Wed, Jan 17, 2018 at 10:07 AM, Frederic Weisbecker
> wrote:
> >
> > I see, so you may want to test (possibly much) higher values of
> > MAX_SOFTIRQ_RESTART,
> > such as 50 or 100.
>
> I suspect the "number of softiqs per jiffy"
On Wed, Jan 17, 2018 at 10:07 AM, Frederic Weisbecker
wrote:
>
> I see, so you may want to test (possibly much) higher values of
> MAX_SOFTIRQ_RESTART,
> such as 50 or 100.
I suspect the "number of softiqs per jiffy" is hardly interesting at all.
We used to allow up to 2mS or ten iterations per
Hi Mauro,
On Wed, Jan 17, 2018 at 02:56:20PM -0200, Mauro Carvalho Chehab wrote:
> Em Tue, 16 Jan 2018 05:40:35 +0100
> Frederic Weisbecker escreveu:
>
> > So this set is in a testable state. I addressed preliminary reviews from
> > Eric Dumazet, Paolo Abeni and Linus.
> >
> > You may want to p
Em Tue, 16 Jan 2018 05:40:35 +0100
Frederic Weisbecker escreveu:
> So this set is in a testable state. I addressed preliminary reviews from
> Eric Dumazet, Paolo Abeni and Linus.
>
> You may want to play with MAX_SOFTIRQ_RESTART value, which is now the
> number of calls allowed for a vector in a
So this set is in a testable state. I addressed preliminary reviews from
Eric Dumazet, Paolo Abeni and Linus.
You may want to play with MAX_SOFTIRQ_RESTART value, which is now the
number of calls allowed for a vector in a jiffy frame before it gets
queued to the workqueue. I set it to the arbitrar
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