+1 (binding) I've built the current branch, and checked out a few basic areas including documentation. Also perused the most recent changes that went in.
Thanks much for the great team work! I look forward to seeing it in action. Regards, Sangjin On Fri, Aug 25, 2017 at 9:27 AM, Haibo Chen <haiboc...@cloudera.com> wrote: > +1 from my side. > > More from the perspective of ensuring there is no impact of ATSv2 when it > is off (by default), I deployed the latest YARN-5355 bits into a few > clusters and ran internal Smoke tests. The tests shows no impact when ATSv2 > is off. > > Best, > Haibo > > On Thu, Aug 24, 2017 at 7:51 AM, Sunil G <sun...@apache.org> wrote: > > > Thank you very much Vrushali, Rohith, Varun and other folks who made this > > happen. Great work, really appreciate the same!! > > > > +1 (binding) from my side: > > > > # Tested ATSv2 cluster in a secure cluster. Ran some basic jobs > > # Accessed new YARN UI which shows various flows/flow activity etc. Seems > > fine. > > # Based on code, looks like all apis are compatible. > > # REST api docs looks fine as well, I guess we could improve that a bit > > more post merge as well. > > # Adding to additional thoughts which are discussed here, native service > > also could publish events to atsv2. I think that work is also happened in > > branch. > > > > Looking forward to a much wider adoption of ATSv2 with more projects. > > > > Thanks > > Sunil > > > > > > On Tue, Aug 22, 2017 at 12:02 PM Vrushali Channapattan < > > vrushalic2...@gmail.com> wrote: > > > > > Hi folks, > > > > > > Per earlier discussion [1], I'd like to start a formal vote to merge > > > feature branch YARN-5355 [2] (Timeline Service v.2) to trunk. The vote > > will > > > run for 7 days, and will end August 29 11:00 PM PDT. > > > > > > We have previously completed one merge onto trunk [3] and Timeline > > Service > > > v2 has been part of Hadoop release 3.0.0-alpha1. > > > > > > Since then, we have been working on extending the capabilities of > > Timeline > > > Service v2 in a feature branch [2] for a while, and we are reasonably > > > confident that the state of the feature meets the criteria to be merged > > > onto trunk and we'd love folks to get their hands on it in a test > > capacity > > > and provide valuable feedback so that we can make it production-ready. > > > > > > In a nutshell, Timeline Service v.2 delivers significant scalability > and > > > usability improvements based on a new architecture. What we would like > to > > > merge to trunk is termed "alpha 2" (milestone 2). The feature has a > > > complete end-to-end read/write flow with security and read level > > > authorization via whitelists. You should be able to start setting it up > > and > > > testing it. > > > > > > At a high level, the following are the key features that have been > > > implemented since alpha1: > > > - Security via Kerberos Authentication and delegation tokens > > > - Read side simple authorization via whitelist > > > - Client configurable entity sort ordering > > > - Richer REST APIs for apps, app attempts, containers, fetching metrics > > by > > > timerange, pagination, sub-app entities > > > - Support for storing sub-application entities (entities that exist > > outside > > > the scope of an application) > > > - Configurable TTLs (time-to-live) for tables, configurable table > > prefixes, > > > configurable hbase cluster > > > - Flow level aggregations done as dynamic (table level) coprocessors > > > - Uses latest stable HBase release 1.2.6 > > > > > > There are a total of 82 subtasks that were completed as part of this > > > effort. > > > > > > We paid close attention to ensure that once disabled Timeline Service > v.2 > > > does not impact existing functionality when disabled (by default). > > > > > > Special thanks to a team of folks who worked hard and contributed > towards > > > this effort with patches, reviews and guidance: Rohith Sharma K S, > Varun > > > Saxena, Haibo Chen, Sangjin Lee, Li Lu, Vinod Kumar Vavilapalli, Joep > > > Rottinghuis, Jason Lowe, Jian He, Robert Kanter, Micheal Stack. > > > > > > Regards, > > > Vrushali > > > > > > [1] http://www.mail-archive.com/yarn-dev@hadoop.apache.org/msg27 > 383.html > > > [2] https://issues.apache.org/jira/browse/YARN-5355 > > > [3] https://issues.apache.org/jira/browse/YARN-2928 > > > [4] https://github.com/apache/hadoop/commits/YARN-5355 > > > > > >
