[ovs-dev] 2.8.0: STP - flush the fdb and mdb when topology changed failure on s390x

James Page james.page at ubuntu.com
Wed Oct 18 16:51:38 UTC 2017


On Wed, 18 Oct 2017 at 11:45 James Page <james.page at ubuntu.com> wrote:

> Hi All
>
> I've been scratching my head about this test failure for the last few
> hours:
>
>   https://bugs.launchpad.net/ubuntu/+source/openvswitch/+bug/1722799
>
> Basically this test only fails on s390x in Ubuntu; this is the only
> big-endian architecture in Ubuntu now so my first suspicion was to look for
> something related to endian-ess but no cigar so far.  The failure is not
> specific to 2.8.x - I also see the same failure against 2.7.1 but not with
> 2.5.x series versions (will be looking at the diff between those revisions
> next).
>

A bit of bisecting later pointed to this commit:


https://github.com/openvswitch/ovs/commit/013ebfe62d4625afb5bc669e3a32b5a1a236a9be

but I think that just uncovers the actual problem, rather than being the
cause of it...


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