Re: [PATCH] mm: page_alloc: High-order per-cpu page allocator v7

From: Mel Gorman
Date: Thu Dec 08 2016 - 12:39:35 EST


On Thu, Dec 08, 2016 at 06:19:51PM +0100, Jesper Dangaard Brouer wrote:
> > > See patch below signature.
> > >
> > > Besides I think you misunderstood me, you can adjust:
> > > sysctl net.core.rmem_max
> > > sysctl net.core.wmem_max
> > >
> > > And you should if you plan to use/set 851968 as socket size for UDP
> > > remote tests, else you will be limited to the "max" values (212992 well
> > > actually 425984 2x default value, for reasons I cannot remember)
> > >
> >
> > The intent is to use the larger values to avoid packet loss on
> > UDP_STREAM.
>
> We do seem to misunderstand each-other.
> I was just pointing out two things:
>
> 1. Notice the difference between "max" and "default" proc setting.
> Only adjust the "max" setting.
>
> 2. There was simple BASH-shell script error in your commit.
> Patch below fix it.
>

Understood now.

> [PATCH] mmtests: actually use variable SOCKETSIZE_OPT
>
> From: Jesper Dangaard Brouer <brouer@xxxxxxxxxx>
>

Applied, thanks!

--
Mel Gorman
SUSE Labs