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[YARN-3990] AsyncDispatcher may overloaded with RMAppNodeUpdateEvent when Node is connected/disconnected - YARN - [issue]
...Whenever node is added or removed, NodeListManager sends RMAppNodeUpdateEvent to all the applications that are in the rmcontext. But for finished/killed/failed applications it is not require...
http://issues.apache.org/jira/browse/YARN-3990    Author: Rohith Sharma K S, 2015-07-30, 17:50
[YARN-3305] AM-Used Resource for leafqueue is wrongly populated if AM ResourceRequest is less than minimumAllocation - YARN - [issue]
...For given any ResourceRequest, CS#allocate normalizes request to minimumAllocation if requested memory is less than minimumAllocation.But AM-used resource is updated with actual ResourceRequ...
http://issues.apache.org/jira/browse/YARN-3305    Author: Rohith Sharma K S, 2015-07-30, 17:30
[YARN-2918] Don't fail RM if queue's configured labels are not existed in cluster-node-labels - YARN - [issue]
...Currently, if admin setup labels on queues <queue-path>.accessible-node-labels = .... And the label is not added to RM, queue's initialization will fail and RM will fail too:2014-12-03...
http://issues.apache.org/jira/browse/YARN-2918    Author: Rohith Sharma K S, 2015-07-28, 20:07
[YARN-3222] RMNodeImpl#ReconnectNodeTransition should send scheduler events in sequential order - YARN - [issue]
...When a node is reconnected,RMNodeImpl#ReconnectNodeTransition notifies the scheduler in a events node_added,node_removed or node_resource_update. These events should be notified in an sequen...
http://issues.apache.org/jira/browse/YARN-3222    Author: Rohith Sharma K S, 2015-07-27, 15:51
[YARN-2856] Application recovery throw InvalidStateTransitonException: Invalid event: ATTEMPT_KILLED at ACCEPTED - YARN - [issue]
...It is observed that recovering an application with its attempt KILLED final state throw below exception. And application remain in accepted state forever.2014-11-12 02:34:10,602 | ERROR | As...
http://issues.apache.org/jira/browse/YARN-2856    Author: Rohith Sharma K S, 2015-07-27, 15:45
RE: Application Master waits a long time after Mapper/Reducers finish - Hadoop - [mail # user]
...HiFrom thread dump, it seems waiting for HDFS operation.  Can you attach AM logs, and do you see any client retry for connecting to HDFS?"CommitterEvent Processor #4" prio=10 tid=0x0000...
   Author: Rohith Sharma K S, 2015-07-20, 10:00
[YARN-2917] Potential deadlock in AsyncDispatcher when system.exit called in AsyncDispatcher#dispatch and AsyscDispatcher#serviceStop from shutdown hook - YARN - [issue]
...I encoutered scenario where RM hanged while shutting down and keep on logging 2014-12-03 19:32:44,283 INFO org.apache.hadoop.yarn.event.AsyncDispatcher: Waiting for AsyncDispatcher to drain....
http://issues.apache.org/jira/browse/YARN-2917    Author: Rohith Sharma K S, 2015-07-18, 01:05
[YARN-1680] availableResources sent to applicationMaster in heartbeat should exclude blacklistedNodes free memory. - YARN - [issue]
...There are 4 NodeManagers with 8GB each.Total cluster capacity is 32GB.Cluster slow start is set to 1.Job is running reducer task occupied 29GB of cluster.One NodeManager(NM-4) is become unst...
http://issues.apache.org/jira/browse/YARN-1680    Author: Rohith Sharma K S, 2015-07-13, 17:38
[YARN-2953] TestWorkPreservingRMRestart fails on trunk - YARN - [issue]
...Running org.apache.hadoop.yarn.server.resourcemanager.TestWorkPreservingRMRestartTests run: 36, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 337.034 sec <<< FAILURE! - in org.a...
http://issues.apache.org/jira/browse/YARN-2953    Author: Rohith Sharma K S, 2015-07-01, 09:54
[YARN-3790] TestWorkPreservingRMRestart#testSchedulerRecovery fails intermittently in trunk for FS scheduler - YARN - [issue]
...Failure trace is as followsTests run: 28, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 284.078 sec <<< FAILURE! - in org.apache.hadoop.yarn.server.resourcemanager.TestWorkPrese...
http://issues.apache.org/jira/browse/YARN-3790    Author: Rohith Sharma K S, 2015-06-23, 18:48
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elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB