On Fri, Jan 12, 2018 at 10:07:25AM +0100, Paolo Abeni wrote:
> On Fri, 2018-01-12 at 06:35 +0100, Frederic Weisbecker wrote:
> > Some softirq vectors can be more CPU hungry than others. Especially
> > networking may sometimes deal with packet storm and need more CPU than
> > IRQ tail can offer with
On Fri, 2018-01-12 at 06:35 +0100, Frederic Weisbecker wrote:
> Some softirq vectors can be more CPU hungry than others. Especially
> networking may sometimes deal with packet storm and need more CPU than
> IRQ tail can offer without inducing scheduler latencies. In this case
> the current code def
On Fri, Jan 12, 2018 at 06:35:54AM +0100, Frederic Weisbecker wrote:
> Some softirq vectors can be more CPU hungry than others. Especially
> networking may sometimes deal with packet storm and need more CPU than
> IRQ tail can offer without inducing scheduler latencies. In this case
> the current c
Some softirq vectors can be more CPU hungry than others. Especially
networking may sometimes deal with packet storm and need more CPU than
IRQ tail can offer without inducing scheduler latencies. In this case
the current code defers to ksoftirqd that behaves nicer. Now this nice
behaviour can be ba
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