Hi All, This vote passes with +4 binding votes. Thank you all for taking time out to review, test and contribute patches to disk balancer.
Thanks Anu On 6/22/16, 3:41 PM, "Lei Xu" <l...@cloudera.com> wrote: >Thanks for the great work, Anu. > >I have ran a test on a local cluster. One suggestion is that the CLI >help messages should be more consistent with the rest of rest of hdfs >command line tools. > >+1 for the merge. > >On Wed, Jun 22, 2016 at 2:30 PM, Jitendra Pandey ><jiten...@hortonworks.com> wrote: >> I think this is a very useful feature. >> I have file an improvement request, but that doesn’t block the merge. I >> think the core functionality is complete, with good test coverage and >> documentation. >> >> +1 for the merge. >> >> On Jun 22, 2016, at 12:28 AM, Arpit Agarwal <aagar...@hortonworks.com> wrote: >> >>> This feature is frequently requested by users and would be a useful >>> addition to HDFS. >>> >>> I’ve code reviewed many of the sub-tasks and have tried out Disk Balancer >>> in a test cluster. Suggested a couple of usability improvements. These are >>> tracked by open Jiras but they need not hold up the merge. The >>> documentation looks great. >>> >>> +1 for merging with HDFS-10557 fixed. >>> >>> >>> On 6/15/16, 5:38 PM, "Anu Engineer" <aengin...@hortonworks.com> wrote: >>> >>> Hi All, >>> >>> I would like to propose a merge vote for HDFS-1312 (Disk balancer) branch >>> to trunk. This branch creates a new tool that allows balancing of data on a >>> datanode. >>> >>> The voting commences now and will run for 7 days till Jun/22/2016 5:00 PM >>> PST. >>> >>> This tool distributes data evenly between the disks of same type on a >>> datanode. >>> This is useful if a disk has been replaced or if some disks are out of >>> space compared to rest of the disks. >>> >>> The current set of commands supported are: >>> >>> 1. Plan - Allows user to create a plan and review it. The plan describes >>> how the data will be moved in the data node. >>> >>> 2. Execute - Allows execution of a plan against a datanode. >>> >>> 3. Query – Queries the status of disk balancer execution. >>> >>> 4. Cancel - cancels a running disk balancer plan. >>> >>> 5. Report – Reports the current state of data distribution on a node. >>> >>> >>> · The original proposal that captures the rationale and possible >>> solution is here. [ >>> https://issues.apache.org/jira/secure/attachment/12755226/disk-balancer-proposal.pdf >>> ] >>> >>> · The updated architecture and test plan document is here. [ >>> https://issues.apache.org/jira/secure/attachment/12810720/Architecture_and_test_update.pdf >>> ] >>> >>> · The merge patch that is a diff against trunk is posted here. [ >>> https://issues.apache.org/jira/secure/attachment/12810943/HDFS-1312.001.patch >>> ] >>> >>> · The user documentation which will be part of apache is posted >>> here. [ >>> https://issues.apache.org/jira/secure/attachment/12805976/HDFS-9547-HDFS-1312.002.patch >>> ] >>> >>> >>> HDFS-1312 has a set of sub-tasks and they are ordered in the same sequence >>> as they were committed to HDFS-1312. Hopefully this will make it easy to >>> code review this branch. >>> >>> There are a set of commands which we would like to do later, including >>> discovering which datanodes in the cluster would benefit by running disk >>> balancer. >>> Appropriate JIRAs for these future work items are filed under HDFS-1312. >>> >>> Disk Balancer is made possible due to the work of many community members >>> including Arpit Agarwal, Vinayakumar B, Mingliang Liu, Tsz Wo Nicholas Sze, >>> Lei (Eddy) Xu and Xiaobing Zhou. I would like to thank them all for the >>> effort and support. >>> >>> Thanks >>> Anu >>> >>> >>> >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org >> For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org >> > > > >-- >Lei (Eddy) Xu >Software Engineer, Cloudera >
