Sean, I'm interested. How do I get granted more permissions? I can't see the configuration you used, but I can launch a new build.
Mike On Thu, Aug 4, 2016 at 12:24 PM, Sean Busbey <bus...@cloudera.com> wrote: > On Wed, Aug 3, 2016 at 5:17 PM, Christopher <ctubb...@apache.org> wrote: > > On Wed, Aug 3, 2016 at 5:47 PM Sean Busbey <bus...@cloudera.com> wrote: > > > >> My understanding was that maintenance releases (aka double dot, e.g. > >> 1.7.2) had relaxed criteria because we expected the scope of changes > >> in them to be more limited. Even so, the release notes for 1.7.2, > >> 1.7.1, and 1.7.0 all claim the ITs passed. > >> > >> > > Even those releases have periodic IT failure. > > > > > >> Is there a reason we can't parallelize the ITs? > > > > > > We can. Eric's mrit effort was all intended towards that. But, that's not > > the same as CI passing. I don't know what it would take to parallelize > them > > in a CI server. > > > > > >> What's stopping > >> builds.a.o from running them? Specific requests from projects to asf > >> infra can get us resources if that's the problem. > >> > >> > > I spoke to infra in HipChat about this a a few weeks ago, and mentioned a > > few things which impact builds on ASF jenkins (builds.apache.org): > > > > 1. Accumulo has an excessive number of tests to run. > > 2. Build timeouts with Jenkins can abort builds. > > 3. Tests are timing sensitive, and are affected by VM/host configuration > > and contention with other concurrent builds from other projects. > > 4. Tests need lots of RAM and storage (at least 4GB RAM, but ideally no > > less than 16GB, and at least 6 GB for a workspace) > > 5. Tests need specialized system configuration, (increasing ulimits, > > optimizing kernel settings for swappiness, etc.) > > > > What we really need for reliable IT passing in CI, is exclusive use of > > dedicated, bare-metal beefy build machines, for 6+ hours per build x 4 > > branches minimum, plus another 6+ hours for each pull request and other > > builds which skipITs, so we can get immediate feedback on unit tests and > > compilation errors. > > > > I took a first pass at a nightly (~once per 12 hours) job on asf build for > master and it did okay, considering that I haven't spent any time trying to > tune anything: > > https://builds.apache.org/job/Accumulo-master-IT/1/ > > 2 hr 9 min, 7 failures out of 202 tests. > > I think we can do this; if anyone else is interested I'll start a new > thread > where we can discuss. > > > > -- > busbey >
