[dpdk-dev] [PATCH v2] app/testpmd: reduce memory consumption

[Thomas Monjalon]

22/11/2019 13:24, Ferruh Yigit:
> On 11/22/2019 10:43 AM, David Marchand wrote:
> > diff --git a/devtools/test-null.sh b/devtools/test-null.sh
> > index 9f9a459f76..6e5b1ad529 100755
> > --- a/devtools/test-null.sh
> > +++ b/devtools/test-null.sh
> > @@ -25,6 +25,6 @@ else
> >  fi
> >  
> >  (sleep 1 && echo stop) |
> > -$testpmd -c $coremask --no-huge -m 150 \
> > +$testpmd -c $coremask --no-huge -m 20 \
> >  	$libs --vdev net_null1 --vdev net_null2 $eal_options -- \
> >  	--no-mlockall --total-num-mbufs=2048 $testpmd_options -ia
> 
> What do you think to separate this part, and go with first version of the patchset?
> 
> And I am not sure if we should update at all, what is the benefit?

The benefit it to test that there is no anormal memory needs.

> Also script fails after update, because of the additional physical devices and
> their memory requirement, it is possible to make it run with additional testpmd
> argument but fails by default.

This test is supposed to be for null devices only.
Why are you trying to add physical devices?
Oh wait, we miss an option -w 0 to be in whitelist mode?