Please address comments in PR.

I did not fully understood why sync GridStopMessage message was lost, but
async will be successfull. Probably we need discuss it briefly.

чт, 1 мар. 2018 г. в 12:11, Vyacheslav Daradur <daradu...@gmail.com>:

> Thank you, Dmitry!
>
> I'll join this review soon.
>
> On Thu, Mar 1, 2018 at 12:07 PM, Dmitry Pavlov <dpavlov....@gmail.com>
> wrote:
> > Hi Vyacheslav,
> >
> > I will take a look, but first of all I am going to review
> > https://reviews.ignite.apache.org/ignite/review/IGNT-CR-502  - it is
> impact
> > change in testing framework. Hope you also will join to this review .
> >
> > Sincerely,
> > Dmitiry Pavlov
> >
> >
> > чт, 1 мар. 2018 г. в 11:13, Vyacheslav Daradur <daradu...@gmail.com>:
> >>
> >> Hi, Dmitry, could you please review it, because you are one of the
> >> most experienced people in the testing framework.
> >>
> >> Please see comment in Jira, because it is in pretty-format there.
> >>
> >> On Thu, Feb 22, 2018 at 11:56 AM, Vyacheslav Daradur
> >> <daradu...@gmail.com> wrote:
> >> > Hi Igniters!
> >> >
> >> > I have investigated the issue [1] and found that stopping node in
> >> > separate JVM may stuck thread or leave system process alive after test
> >> > finished.
> >> > The main reason is *StopGridTask* that we send from node in local JVM
> >> > to node in separate JVM via remote computing.
> >> > We send job synchronously to be sure that node will be stopped, but
> >> > job calls synchronously *G.stop(igniteInstanceName, cancel))* with
> >> > *cancel = false*, that means node must wait to compute jobs before it
> >> > goes down what leads to some kind of deadlock. Using of *cancel =
> >> > true* would solve the issue but may break some tests’ logic, for this
> >> > reason, I've reworked the method’s synchronization logic [2].
> >> >
> >> > We have not noticed that before because we use only *stopAllGrids()*
> >> > in out tests which stop local JVM without waiting for nodes in other
> >> > JVMs.
> >> > I believe this fix should reduce the number of flaky tests on
> >> > TeamCity, especially which fails because of a cluster from the
> >> > previous test has not been stopped properly.
> >> >
> >> > Ci.tests [3] look a bit better than in master.
> >> > Please review prepared PR [2] and share your thoughts.
> >> >
> >> > [1] https://issues.apache.org/jira/browse/IGNITE-5910
> >> > [2] https://github.com/apache/ignite/pull/2382
> >> > [3] https://ci.ignite.apache.org/viewLog.html?buildId=1105939
> >> >
> >> >
> >> > On Fri, Aug 4, 2017 at 11:41 AM, Vyacheslav Daradur
> >> > <daradu...@gmail.com> wrote:
> >> >> Hi Igniters,
> >> >>
> >> >> Working on my task I found a bug at call the method #stopGrid(name),
> >> >> it produced ClassCastException. I created a ticket[1].
> >> >>
> >> >> After it was fixed[2] I saw that nodes which was started in a
> separate
> >> >> JVM
> >> >> could stay in process of operation system.
> >> >> It was fixed too, but not sure is it fixed in proper way or not.
> >> >>
> >> >> Could someone review it?
> >> >>
> >> >> [1] https://issues.apache.org/jira/browse/IGNITE-5910
> >> >> [2] https://github.com/apache/ignite/pull/2382
> >> >>
> >> >> --
> >> >> Best Regards, Vyacheslav D.
> >> >
> >> >
> >> >
> >> > --
> >> > Best Regards, Vyacheslav D.
> >>
> >>
> >>
> >> --
> >> Best Regards, Vyacheslav D.
>
>
>
> --
> Best Regards, Vyacheslav D.
>

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