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Chang Li commented on YARN-2556: -------------------------------- [~sjlee0] Thanks a lot for quick review! I have updated my patch according to your suggestions. I have also test different modes in my single node cluster. I also test the scenario where conf or jobhistory file missing. As for the whitespace issues, they are introduced by existing code in MapredTestDriver, I am not sure if I should introduce more change in that file. But I provide two versions of patches, one without fix for existing white space issue in MapredTestDriver and one does include the fix. Thanks! > Tool to measure the performance of the timeline server > ------------------------------------------------------ > > Key: YARN-2556 > URL: https://issues.apache.org/jira/browse/YARN-2556 > Project: Hadoop YARN > Issue Type: Sub-task > Components: timelineserver > Reporter: Jonathan Eagles > Assignee: Chang Li > Labels: BB2015-05-TBR > Attachments: YARN-2556-WIP.patch, YARN-2556-WIP.patch, > YARN-2556.1.patch, YARN-2556.10.patch, YARN-2556.11.patch, > YARN-2556.12.patch, YARN-2556.13.patch, YARN-2556.13.whitespacefix.patch, > YARN-2556.2.patch, YARN-2556.3.patch, YARN-2556.4.patch, YARN-2556.5.patch, > YARN-2556.6.patch, YARN-2556.7.patch, YARN-2556.8.patch, YARN-2556.9.patch, > YARN-2556.patch, yarn2556.patch, yarn2556.patch, yarn2556_wip.patch > > > We need to be able to understand the capacity model for the timeline server > to give users the tools they need to deploy a timeline server with the > correct capacity. > I propose we create a mapreduce job that can measure timeline server write > and read performance. Transactions per second, I/O for both read and write > would be a good start. > This could be done as an example or test job that could be tied into gridmix. -- This message was sent by Atlassian JIRA (v6.3.4#6332)