Hi Nemoers,

It would be good to take a look at the problems Markus reported for the
release.

-Gon


On Thu, Jan 23, 2020 at 6:16 AM Markus Weimer <wei...@apache.org> wrote:

> Thanks for the insight. I have switched to Java 8, and now a `mvn
> compile` works. However, there seems to be some oddity going on still.
> `mvn install -DskipITs -DskipTests` still produces an error:
>
> ```
> [ERROR]
> /home/mweimer/nemo/incubator-nemo/runtime/executor/src/test/java/org/apache/nemo/runtime/executor/datatransfer/DataTransferT
> est.java:[55,45] package org.apache.nemo.runtime.master.metric does not
> exist
> ```
>
> I also noticed that parallel builds don't succeed (`mvn -TC1 ...`).
> Maybe there is a dependency not captured in the build files? Maven has
> a tendency to satisfy these dependencies out of the local maven
> repository. However, I have no prior version of Nemo on my machine...
>
> Meanwhile, I vote +0 on the release not to hold it up :)
>
> Markus
>
> On Wed, Jan 22, 2020 at 9:07 AM 송원욱 <wsong0...@gmail.com> wrote:
> >
> > It seems like the problem comes with the protobuf library, which we keep
> the version to 2.5.0 due to the dependency with REEF. It seems like the
> effort is non-negligible, but I’ll raise an issue on JIRA:
> https://issues.apache.org/jira/browse/NEMO-437 <
> https://issues.apache.org/jira/browse/NEMO-437>.
> >
> > +1 in the meanwhile :)
> >
> > > On Jan 22, 2020, at 9:57 PM, 송원욱 <wsong0...@gmail.com> wrote:
> > >
> > > It succeeds with Java 8 on my Mac as well, but fails with JDK 11. I’ll
> see what’s required to support JDK 11 and we could measure if it would be
> doable before the release.
> > >
> > >> On Jan 22, 2020, at 10:41 AM, Markus Weimer <wei...@apache.org>
> wrote:
> > >>
> > >> Hi,
> > >>
> > >> I have tried to compile Nemo, and hit an error:
> > >>
> > >> ```
> > >> [ERROR] Failed to execute goal
> > >> org.apache.maven.plugins:maven-compiler-plugin:3.7.0:compile
> > >> (default-compile) on project nemo-runtime-common: Compilation failure
> > >> [ERROR]
> /home/mweimer/incubator-nemo/runtime/common/target/generated-sources/protobuf/grpc-java/org/apache/nemo/runtime/common/comm/MessageServiceGrpc.java:[23,18]
> > >> cannot find
> > >> symbol
> > >> [ERROR] symbol: class Generated
> > >> [ERROR] location: package javax.annotation
> > >> ```
> > >>
> > >> I am doing this on Ubuntu 18.04 on the Windows Subsystem for Linux. I
> > >> installed `mvn` via `sudo apt install maven` which pulled in
> > >> `openjdk-11-jre-headless:amd64 (11.0.5+10-0ubuntu1.1~18.04)` as the
> > >> JDK.
> > >>
> > >> Has anyone else tried compiling on JDK 11?
> > >>
> > >> Thanks,
> > >>
> > >> Markus
> > >>
> > >> On Tue, Jan 21, 2020 at 3:58 PM Byung-Gon Chun <bgc...@gmail.com>
> wrote:
> > >>>
> > >>> Thanks, Sanha!
> > >>>
> > >>> +1
> > >>>
> > >>> I checked the sha512 hash.
> > >>> I verified the signature.
> > >>> "mvn clean install" ran successfully.
> > >>>
> > >>> Great job!
> > >>> -Gon
> > >>>
> > >>>
> > >>> On Tue, Jan 21, 2020 at 11:53 PM Sanha Lee <sa...@apache.org> wrote:
> > >>>
> > >>>> Hello Nemo PPMC.
> > >>>>
> > >>>> Because it's been a while since we discussed the release 0.2, I'd
> like to
> > >>>> start voting.
> > >>>>
> > >>>> Please refer to the information below to vote on this release, and
> vote:
> > >>>>
> > >>>> [ ] +1 Release this package as Apache Nemo (incubating) 0.2.0
> > >>>> [ ] 0 I don't feel strongly about it, but the release seems okay.
> > >>>> [ ] -1 Please do not release this package because...
> > >>>>
> > >>>> 1. Source release files:
> > >>>>
> https://dist.apache.org/repos/dist/dev/incubator/nemo/0.2-incubating/
> > >>>>
> > >>>> 2. The release tag:
> > >>>>
> > >>>>
> https://github.com/apache/incubator-nemo/releases/tag/apache-nemo-0.2-incubating-rc1
> > >>>>
> > >>>>
> > >>>> 3. The release hash:
> > >>>>
> > >>>>
> https://github.com/apache/incubator-nemo/commit/6ca51e92408aa4cdcc0c68697b6590baa839ab9b
> > >>>>
> > >>>>
> > >>>> 5. The KEYS file:
> > >>>> https://dist.apache.org/repos/dist/dev/incubator/nemo/KEYS
> > >>>>
> > >>>> Sincerely,
> > >>>> Sanha
> > >>>>
> > >>>
> > >>>
> > >>> --
> > >>> Byung-Gon Chun
> > >
> >
>


-- 
Byung-Gon Chun

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