[jira] [Commented] (MAPREDUCE-4518) FairScheduler: PoolSchedulable#updateDemand() - potential redundant aggregation
[ https://issues.apache.org/jira/browse/MAPREDUCE-4518?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13433510#comment-13433510 ] Karthik Kambatla commented on MAPREDUCE-4518: - Given that this concerns YARN, should I convert this into a YARN issue? > FairScheduler: PoolSchedulable#updateDemand() - potential redundant > aggregation > --- > > Key: MAPREDUCE-4518 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-4518 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Components: contrib/fair-share >Affects Versions: 1.0.3 >Reporter: Karthik Kambatla >Assignee: Karthik Kambatla > Attachments: MR-4518_branch1.patch, trunk-MR-4518.patch, > trunk-MR-4518.patch > > > In FS, PoolSchedulable#updateDemand() limits the demand to maxTasks only > after iterating though all the pools and computing the final demand. > By checking if the demand has reached maxTasks in every iteration, we can > avoid redundant work, at the expense of one condition check every iteration. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (MAPREDUCE-4518) FairScheduler: PoolSchedulable#updateDemand() - potential redundant aggregation
[ https://issues.apache.org/jira/browse/MAPREDUCE-4518?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13431891#comment-13431891 ] Hadoop QA commented on MAPREDUCE-4518: -- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12540039/trunk-MR-4518.patch against trunk revision . +1 @author. The patch does not contain any @author tags. -1 tests included. The patch doesn't appear to include any new or modified tests. Please justify why no new tests are needed for this patch. Also please list what manual steps were performed to verify this patch. +1 javac. The applied patch does not increase the total number of javac compiler warnings. +1 javadoc. The javadoc tool did not generate any warning messages. +1 eclipse:eclipse. The patch built with eclipse:eclipse. +1 findbugs. The patch does not introduce any new Findbugs (version 1.3.9) warnings. +1 release audit. The applied patch does not increase the total number of release audit warnings. +1 core tests. The patch passed unit tests in hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager. +1 contrib tests. The patch passed contrib unit tests. Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/2720//testReport/ Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/2720//console This message is automatically generated. > FairScheduler: PoolSchedulable#updateDemand() - potential redundant > aggregation > --- > > Key: MAPREDUCE-4518 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-4518 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Components: contrib/fair-share >Affects Versions: 1.0.3 >Reporter: Karthik Kambatla >Assignee: Karthik Kambatla > Attachments: MR-4518_branch1.patch, trunk-MR-4518.patch > > > In FS, PoolSchedulable#updateDemand() limits the demand to maxTasks only > after iterating though all the pools and computing the final demand. > By checking if the demand has reached maxTasks in every iteration, we can > avoid redundant work, at the expense of one condition check every iteration. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (MAPREDUCE-4518) FairScheduler: PoolSchedulable#updateDemand() - potential redundant aggregation
[ https://issues.apache.org/jira/browse/MAPREDUCE-4518?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13429939#comment-13429939 ] Alejandro Abdelnur commented on MAPREDUCE-4518: --- +1. does this apply to trunk as well? if so we need a patch for it first. > FairScheduler: PoolSchedulable#updateDemand() - potential redundant > aggregation > --- > > Key: MAPREDUCE-4518 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-4518 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Components: contrib/fair-share >Affects Versions: 1.0.3 >Reporter: Karthik Kambatla >Assignee: Karthik Kambatla > Attachments: MR-4518_branch1.patch > > > In FS, PoolSchedulable#updateDemand() limits the demand to maxTasks only > after iterating though all the pools and computing the final demand. > By checking if the demand has reached maxTasks in every iteration, we can > avoid redundant work, at the expense of one condition check every iteration. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Commented] (MAPREDUCE-4518) FairScheduler: PoolSchedulable#updateDemand() - potential redundant aggregation
[ https://issues.apache.org/jira/browse/MAPREDUCE-4518?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13429341#comment-13429341 ] Hadoop QA commented on MAPREDUCE-4518: -- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12539254/MR-4518_branch1.patch against trunk revision . -1 patch. The patch command could not apply the patch. Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/2712//console This message is automatically generated. > FairScheduler: PoolSchedulable#updateDemand() - potential redundant > aggregation > --- > > Key: MAPREDUCE-4518 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-4518 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Components: contrib/fair-share >Affects Versions: 1.0.3 >Reporter: Karthik Kambatla >Assignee: Karthik Kambatla > Attachments: MR-4518_branch1.patch > > > In FS, PoolSchedulable#updateDemand() limits the demand to maxTasks only > after iterating though all the pools and computing the final demand. > By checking if the demand has reached maxTasks in every iteration, we can > avoid redundant work, at the expense of one condition check every iteration. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira