[ovs-discuss] make check failing on 2.x

Ben Pfaff blp at nicira.com
Mon Feb 10 21:15:44 UTC 2014


On Mon, Feb 10, 2014 at 10:11:07PM +0400, Andrey Korolyov wrote:
> On 02/10/2014 10:04 PM, Ben Pfaff wrote:
> > On Mon, Feb 10, 2014 at 11:28:04AM +0400, Andrey Korolyov wrote:
> >> On 02/10/2014 04:42 AM, Ben Pfaff wrote:
> >>> On Mon, Feb 10, 2014 at 01:42:23AM +0400, Andrey Korolyov wrote:
> >>>> On 02/09/2014 11:14 PM, Ben Pfaff wrote:
> >>>>> On Sat, Feb 08, 2014 at 05:24:16PM +0400, Andrey Korolyov wrote:
> >>>>>> 'ofproto - flow monitoring pause and resume' test failing continuously
> >>>>>> during make check on all 2.x major branches. The problem is in
> >>>>>> 'ovs-ofctl add-flows br0 flows.txt' execution which actually hangs a
> >>>>>> test switch because set count is insanely high and test execution
> >>>>>> actually hitting the timeout:
> >>>>>>
> >>>>>> wc -l ./tests/testsuite.dir/0613/flows.txt
> >>>>>> 1400833 ./tests/testsuite.dir/0613/flows.txt
> >>>>>>
> >>>>>> filled with cookie=1,reg1=[incrementing count],actions=drop
> >>>>>>
> >>>>>> Can anyone please fix this?
> >>>>>
> >>>>> We don't see the problem.  What's different about your system?
> >>>>>
> >>>>
> >>>> I am observing this behavior on wheezy with a couple of backports and on
> >>>> gentoo on my laptop. Generic wheezy passes test just fine, I will try to
> >>>> pin the issue and report in case of success.
> >>>
> >>> What's in /proc/sys/net/core/rmem_max?
> >>>
> >>
> >> Ben, thanks for this suggestion, you saved me a couple of hours -
> >> non-default network memory settings led to this. 
> > 
> > Maybe we should skip the test if rmem_max is too high.  What value did
> > you have?
> > 
> 
> 16M

I sent out a patch to skip these tests if rmem_max is more than 1 MB.



More information about the discuss mailing list