+1, It is very necessary to use Submarine on older Hadoop. What's more, the development of deep learning is too fast, and Submarine must keep faster release iterate .
> 在 2019年2月1日，上午2:53，Wangda Tan <wheele...@gmail.com> 写道： > > Hi devs, > > Since we started submarine-related effort last year, we received a lot of > feedbacks, several companies (such as Netease, China Mobile, etc.) are > trying to deploy Submarine to their Hadoop cluster along with big data > workloads. Linkedin also has big interests to contribute a Submarine TonY ( > https://github.com/linkedin/TonY) runtime to allow users to use the same > interface. > > From what I can see, there're several issues of putting Submarine under > yarn-applications directory and have same release cycle with Hadoop: > > 1) We started 3.2.0 release at Sep 2018, but the release is done at Jan > 2019. Because of non-predictable blockers and security issues, it got > delayed a lot. We need to iterate submarine fast at this point. > > 2) We also see a lot of requirements to use Submarine on older Hadoop > releases such as 2.x. Many companies may not upgrade Hadoop to 3.x in a > short time, but the requirement to run deep learning is urgent to them. We > should decouple Submarine from Hadoop version. > > And why we wanna to keep it within Hadoop? First, Submarine included some > innovation parts such as enhancements of user experiences for YARN > services/containerization support which we can add it back to Hadoop later > to address common requirements. In addition to that, we have a big overlap > in the community developing and using it. > > There're several proposals we have went through during Ozone merge to trunk > discussion: > https://mail-archives.apache.org/mod_mbox/hadoop-common-dev/201803.mbox/%3ccahfhakh6_m3yldf5a2kq8+w-5fbvx5ahfgs-x1vajw8gmnz...@mail.gmail.com%3E > > I propose to adopt Ozone model: which is the same master branch, different > release cycle, and different release branch. It is a great example to show > agile release we can do (2 Ozone releases after Oct 2018) with less > overhead to setup CI, projects, etc. > > *Links:* > - JIRA: https://issues.apache.org/jira/browse/YARN-8135 > - Design doc > <https://docs.google.com/document/d/199J4pB3blqgV9SCNvBbTqkEoQdjoyGMjESV4MktCo0k/edit> > - User doc > <https://hadoop.apache.org/docs/r3.2.0/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-submarine/Index.html> > (3.2.0 > release) > - Blogposts, {Submarine} : Running deep learning workloads on Apache Hadoop > <https://hortonworks.com/blog/submarine-running-deep-learning-workloads-apache-hadoop/>, > (Chinese Translation: Link <https://www.jishuwen.com/d/2Vpu>) > - Talks: Strata Data Conf NY > <https://conferences.oreilly.com/strata/strata-ny-2018/public/schedule/detail/68289> > > Thoughts? > > Thanks, > Wangda Tan --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org
