+1 Tsz-Wo
On Tuesday, December 3, 2013 10:32 AM, Jun Ping Du <j...@vmware.com> wrote: +1. Good to see HDFS can support different storage tiers. >I have been involved with minor development & bug fixing effort and I agree it >is ready to merge too. > >Thanks, > >Junping > >----- Original Message ----- >From: "Suresh Srinivas" <sur...@hortonworks.com> >To: hdfs-dev@hadoop.apache.org >Cc: common-...@hadoop.apache.org >Sent: Tuesday, December 3, 2013 8:15:26 AM >Subject: Re: [VOTE] Merge HDFS-2832 Heterogeneous Storage Phase 1 to trunk > >Great work Arpit and Nicholas! > >+1. I have been part of design. I have been following the changes closely. >This is ready to be merged into trunk. > > > > >On Mon, Dec 2, 2013 at 4:06 PM, Arpit Agarwal <aagar...@hortonworks.com>wrote: > >> Hello all, >> >> I would like to call a vote to merge phase 1 of the Heterogeneous Storage >> feature into trunk. >> >> *Scope of the changes:* >> The changes allow exposing the DataNode as a collection of storages and set >> the foundation for subsequent work to present Heterogeneous Storages to >> applications. This allows DataNodes to send block and storage reports >> per-storage. In addition this change introduces the ability to add a >> 'storage type' tag to the storage directories. This enables supporting >> different types of storages in addition to disk storage. >> >> Development of the feature is tracked in the jira >> https://urldefense.proofpoint.com/v1/url?u=https://issues.apache.org/jira/browse/HDFS-2832&k=oIvRg1%2BdGAgOoM1BIlLLqw%3D%3D%0A&r=Mw3izENeqbMFnOzHo594vQ%3D%3D%0A&m=Z%2F4r%2B%2FNk9yYikPHTUsPHx9kGN2a1jV0DGMDT3uJYLqw%3D%0A&s=1d962b101464bff32d5f6339d6616e1dc05d7ece8890923c322549257b696ecf. >> >> *Details of development and testing:* >> Development has been done in a separate branch - >> https://urldefense.proofpoint.com/v1/url?u=https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-2832&k=oIvRg1%2BdGAgOoM1BIlLLqw%3D%3D%0A&r=Mw3izENeqbMFnOzHo594vQ%3D%3D%0A&m=Z%2F4r%2B%2FNk9yYikPHTUsPHx9kGN2a1jV0DGMDT3uJYLqw%3D%0A&s=09ee6285bc4abc6bcac8ba4f05f9ef65d66cf1e94d8e705b356bd429659eb689. >> The >> updated design is posted at - >> >> https://urldefense.proofpoint.com/v1/url?u=https://issues.apache.org/jira/secure/attachment/12615761/20131125-HeterogeneousStorage.pdf&k=oIvRg1%2BdGAgOoM1BIlLLqw%3D%3D%0A&r=Mw3izENeqbMFnOzHo594vQ%3D%3D%0A&m=Z%2F4r%2B%2FNk9yYikPHTUsPHx9kGN2a1jV0DGMDT3uJYLqw%3D%0A&s=9ca29507f2c8e258ab7d4ddcdae82926bf66e4052c31368b2abead87c7df110f >> . >> The changes involve ~6K changed lines of code, with a third of those >> changes being to tests. >> >> Please see the test plan >> >> https://urldefense.proofpoint.com/v1/url?u=https://issues.apache.org/jira/secure/attachment/12616642/20131202-HeterogeneousStorage-TestPlan.pdffor&k=oIvRg1%2BdGAgOoM1BIlLLqw%3D%3D%0A&r=Mw3izENeqbMFnOzHo594vQ%3D%3D%0A&m=Z%2F4r%2B%2FNk9yYikPHTUsPHx9kGN2a1jV0DGMDT3uJYLqw%3D%0A&s=f1d595e4b4cb6ee14cd92093cc1d7f173671f606606528931cd34cab4a08fabd >> the details. Once the feature is >> merged into trunk, we will continue to test and fix any bugs that may be >> found on trunk as well as add further tests as outlined in the test plan. >> >> The bulk of the design and implementation was done by Suresh Srinivas, >> Sanjay Radia, Nicholas Sze, Junping Du and me. Also, thanks to Eric >> Sirianni, Chris Nauroth, Steve Loughran, Bikas Saha, Andrew Wang and Todd >> Lipcon for providing feedback on the Jiras and in discussions. >> >> This vote runs for a week and closes on 12/9/2013 at 11:59 pm PT. >> >> Thanks, >> Arpit >> >> -- >> CONFIDENTIALITY NOTICE >> NOTICE: This message is intended for the use of the individual or entity to >> which it is addressed and may contain information that is confidential, >> privileged and exempt from disclosure under applicable law. If the reader >> of this message is not the intended recipient, you are hereby notified that >> any printing, copying, dissemination, distribution, disclosure or >> forwarding of this communication is strictly prohibited. If you have >> received this communication in error, please contact the sender immediately >> and delete it from your system. Thank You. >> > > > >-- >https://urldefense.proofpoint.com/v1/url?u=http://hortonworks.com/download/&k=oIvRg1%2BdGAgOoM1BIlLLqw%3D%3D%0A&r=Mw3izENeqbMFnOzHo594vQ%3D%3D%0A&m=Z%2F4r%2B%2FNk9yYikPHTUsPHx9kGN2a1jV0DGMDT3uJYLqw%3D%0A&s=167e3a51d20384a08fa0a4a1636e40ce4ecf7a996bfcaccd97e60a3883b42b61 > > >-- >CONFIDENTIALITY NOTICE >NOTICE: This message is intended for the use of the individual or entity to >which it is addressed and may contain information that is confidential, >privileged and exempt from disclosure under applicable law. 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