[dpdk-dev] Regression tests for stable releases from companies involved in DPDK

Marco Varlese mvarlese at suse.de
Fri Jun 1 13:04:14 CEST 2018


On Fri, 2018-06-01 at 10:56 +0100, Luca Boccassi wrote:
> On Fri, 2018-06-01 at 10:17 +0200, Marco Varlese wrote:
> > Hi Luca,
> > 
> > On Thu, 2018-05-31 at 11:26 +0100, Luca Boccassi wrote:
> > > Hello all,
> > > 
> > > At this morning's release meeting (minutes coming soon from John),
> > > we
> > > briefly discussed the state of the regression testing for stable
> > > releases and agreed we need to formalise the process.
> > > 
> > > At the moment we have a firm commitment from Intel and Mellanox to
> > > test
> > > all stable branches (and if I heard correctly from NXP as well?
> > > Please
> > > confirm!). AT&T committed to run regressions on the 16.11 branch.
> > > 
> > > Here's what we need in order to improve the quality of the stable
> > > releases process:
> > > 
> > > 1) More commitments to help from other companies involved in the
> > > DPDK
> > > community. At the cost of re-stating the obvious, improving the
> > > quality
> > > of stable releases is for everyone's benefit, as a lot of customers
> > > and
> > > projects rely on the stable or LTS releases for their production
> > > environments.
> > 
> > Do you have a list of steps (test-cases?) which are carried out for
> > stable
> > regression? I think it is necessary in order to understand the effort
> > involved
> > before committing to it.
> 
> This is left intentionally vague - apart from the unit tests, we don't
> have a public formal "production" test suite, so each company has its
> own, that in general is tailored to test their own product.
> 
> For example, AT&T builds a virtual router, and the regression tests
> cover the functionality of that product that are implemented via DPDK.
> 
> I imagine companies developing NICs and PMDs will have regression tests
> that exercise those network cards in production. Likewise an enterprise
> distribution like Ubuntu can test their build of OVS, for example.
> 
> So what we are asking is, for those companies/groups that use DPDK, if
> they can help us test that the stable candidate releases are working
> correctly with their products/hardware/projects. The hope is that among
> everybody there is enough coverage of various functionalities and PMDs.
> I'd love to have a formalised, public, all-encompassing test suite
> (something that was discussed in Dublin the year before last I believe)
> but we have to work with what we've got.
> 
> Does this make sense?
Thanks for taking the time to explain it. Now, it is much clearer in my mind.
> 
> > > 
> > > 2) A formalised deadline - the current proposal is 10 days from the
> > > "xx.yy patches review and test" email, which was just sent for
> > > 16.11.
> > > For the involved companies, please let us know if 10 days is
> > > enough. In
> > > terms of scheduling, this period will always start within a week
> > > from
> > > the mainline final release. Again, the signal is the "xx.yy patches
> > > review and test" appearing in the inbox, which will detail the
> > > deadline.
> > 
> > Again, I believe it depends on what needs to be tested (and how) in
> > order to
> > comment on "how much time is required".
> 
> See above - it will vary from stakeholder to stakeholder, and that's
> why I asked if that timeframe is workable.
Undestood.
> 


Cheers,
-- 
Marco V

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