Vinod Kumar Vavilapalli
Arun C Murthy
Robert Joseph Evans
Vinay Kumar Thota
Joydeep Sen Sarma
Bhallamudi Venkata Siva K...
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[MAPREDUCE-4747] Fancy graphs for visualizing task progress
...We should think about what kind of map / reduce graphs we want to see in MRv2 to visualize all the task progress / completion information we have....
, 2014-08-27, 19:52
[MAPREDUCE-5874] Creating MapReduce REST API section
...Now that we have the YARN HistoryServer, perhaps we should move HistoryServerRest.apt.vm and MapRedAppMasterRest.apt.vm into the MapReduce section where it really belongs?...
, 2014-08-15, 06:48
[MAPREDUCE-3476] Optimize YARN API calls
...Several YARN API calls are taking inordinately long. This might be a performance blocker....
, 2014-04-22, 20:13
[MAPREDUCE-5390] JOB_FAIL and JOB_KILL have different behaviors when they should ideally be same / similar.
...After MAPREDUCE-5317, both JOB_KILL and JOB_FAIL wait for all the tasks to die / be killed, and then move to their final states. We can make these two code paths the same. Ideally KILL_WAIT ...
, 2013-07-19, 02:08
[MAPREDUCE-3135] Unit test org.apache.hadoop.mapred.TestJobHistoryServer fails intermittently
...Every once in a while org.apache.hadoop.mapred.TestJobHistoryServer fails due to a timeout....
, 2013-06-05, 23:27
[MAPREDUCE-4989] JSONify DataTables input data for Attempts page
...Use deferred rendering for the attempts page as was done in MAPREDUCE-4720. I'm sorry I didn't realize earlier that this table could be huge too. Thanks to Jason Lowe for pointing it out....
, 2013-04-10, 18:30
[MAPREDUCE-4802] Takes a long time to load the task list on the AM for large jobs
...We should turn on deferred rendering in DataTables as suggested by Luke here: https://issues.apache.org/jira/browse/YARN-151?focusedCommentId=13475811&page=com.atlassian.jira.plugin.syst...
, 2013-02-06, 17:05
[MAPREDUCE-4786] Job End Notification retry interval is 5 milliseconds by default
...Courtesy Steven Willis and Harsh JFrom: Harsh JI believe the configs of the latter of both of the aboveclassifications were meant to be added in as replacement names, butthe property names g...
, 2013-02-06, 17:05
[MAPREDUCE-4227] TimeWindow statistics are not updated for TaskTrackers which have been restarted.
...Whenever a TaskTracker is restarted after the JobTracker has been running for a while (an hour / day maybe), the TimeWindow statistics on the JobTracker Active nodes page are stuck at 0....
, 2013-01-28, 16:11
[MAPREDUCE-4811] JobHistoryServer should show when it was started in WebUI About page
...Unlike the RM, the JHS doesn't show when it was started....
, 2012-11-22, 13:23
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