+1 -Dinesh
On Tue, Sep 17, 2019 at 12:58 PM Salvatore LaMendola (BLOOMBERG/ 731 LEX) < slamendo...@bloomberg.net> wrote: > +1 > > From: e...@apache.org At: 09/17/19 05:48:32To: hdfs-...@hadoop.apache.org, > mapreduce-...@hadoop.apache.org, common-dev@hadoop.apache.org, > yarn-...@hadoop.apache.org > Subject: [DISCUSS] Separate Hadoop Core trunk and Hadoop Ozone trunk > source tree > > > TLDR; I propose to move Ozone related code out from Hadoop trunk and > store it in a separated *Hadoop* git repository apache/hadoop-ozone.git > > > When Ozone was adopted as a new Hadoop subproject it was proposed[1] to > be part of the source tree but with separated release cadence, mainly > because it had the hadoop-trunk/SNAPSHOT as compile time dependency. > > During the last Ozone releases this dependency is removed to provide > more stable releases. Instead of using the latest trunk/SNAPSHOT build > from Hadoop, Ozone uses the latest stable Hadoop (3.2.0 as of now). > > As we have no more strict dependency between Hadoop trunk SNAPSHOT and > Ozone trunk I propose to separate the two code base from each other with > creating a new Hadoop git repository (apache/hadoop-ozone.git): > > With moving Ozone to a separated git repository: > > * It would be easier to contribute and understand the build (as of now > we always need `-f pom.ozone.xml` as a Maven parameter) > * It would be possible to adjust build process without breaking > Hadoop/Ozone builds. > * It would be possible to use different Readme/.asf.yaml/github > template for the Hadoop Ozone and core Hadoop. (For example the current > github template [2] has a link to the contribution guideline [3]. Ozone > has an extended version [4] from this guideline with additional > information.) > * Testing would be more safe as it won't be possible to change core > Hadoop and Hadoop Ozone in the same patch. > * It would be easier to cut branches for Hadoop releases (based on the > original consensus, Ozone should be removed from all the release > branches after creating relase branches from trunk) > > > What do you think? > > Thanks, > Marton > > [1]: > > https://lists.apache.org/thread.html/c85e5263dcc0ca1d13cbbe3bcfb53236784a39111b8 > c353f60582eb4@%3Chdfs-dev.hadoop.apache.org%3E > [2]: > > https://github.com/apache/hadoop/blob/trunk/.github/pull_request_template.md > [3]: https://cwiki.apache.org/confluence/display/HADOOP/How+To+Contribute > [4]: > > https://cwiki.apache.org/confluence/display/HADOOP/How+To+Contribute+to+Ozone > > --------------------------------------------------------------------- > To unsubscribe, e-mail: common-dev-unsubscr...@hadoop.apache.org > For additional commands, e-mail: common-dev-h...@hadoop.apache.org > > >
