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[YARN-2800] Remove MemoryNodeLabelsStore and add a way to enable/disable node labels feature - YARN - [issue]
...In the past, we have a MemoryNodeLabelStore, mostly for user to try this feature without configuring where to store node labels on file system. It seems convenient for user to try this, but ...
http://issues.apache.org/jira/browse/YARN-2800    Author: Wangda Tan, 2015-01-24, 14:15
[YARN-3092] Create common resource usage class to track labeled resource/capacity in Capacity Scheduler - YARN - [issue]
...Since we have labels on nodes, so we need to track resource usage by labels, includes AM resource (to enforce max-am-resource-by-label after YARN-2637) Used resource (includes AM resource us...
http://issues.apache.org/jira/browse/YARN-3092    Author: Wangda Tan, 2015-01-24, 02:11
[YARN-3091] [Umbrella] Improve and fix locks of RM scheduler - YARN - [issue]
...In existing YARN RM scheduler, there're some issues of using locks. For example: Many unnecessary synchronized locks, we have seen several cases recently that too frequent access of schedule...
http://issues.apache.org/jira/browse/YARN-3091    Author: Wangda Tan, 2015-01-23, 17:26
[YARN-2694] Ensure only single node labels specified in resource request / host, and node label expression only specified when resourceName=ANY - YARN - [issue]
...Currently, node label expression supporting in capacity scheduler is partial completed. Now node label expression specified in Resource Request will only respected when it specified at ANY l...
http://issues.apache.org/jira/browse/YARN-2694    Author: Wangda Tan, 2015-01-22, 21:07
[YARN-3026] Move application-specific container allocation logic from LeafQueue to FiCaSchedulerApp - YARN - [issue]
...Have a discussion with Vinod Kumar Vavilapalli and Jian He: In existing Capacity Scheduler, all allocation logics of and under LeafQueue are located in LeafQueue.java in implementation. To m...
http://issues.apache.org/jira/browse/YARN-3026    Author: Wangda Tan, 2015-01-20, 20:47
[YARN-2933] Capacity Scheduler preemption policy should only consider capacity without labels temporarily - YARN - [issue]
...Currently, we have capacity enforcement on each queue for each label in CapacityScheduler, but we don't have preemption policy to support that. YARN-2498 is targeting to support preemption r...
http://issues.apache.org/jira/browse/YARN-2933    Author: Wangda Tan, 2015-01-20, 15:28
[YARN-3064] TestRMRestart/TestContainerResourceUsage/TestNodeManagerResync failure with allocation timeout - YARN - [issue]
...Noticed consistent tests failure, see:https://builds.apache.org/job/PreCommit-YARN-Build/6332//testReport/Logs like:Error MessageAttempt state is not correct (timedout) expected:<ALLOCATE...
http://issues.apache.org/jira/browse/YARN-3064    Author: Wangda Tan, 2015-01-16, 15:41
Re: Capacity scheduler properties - Hadoop - [mail # user]
...You can check HDP 2.2's document:http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.2.0/YARN_RM_v22/capacity_scheduler/index.htmlHTH,WangdaOn Thu, Jan 15, 2015 at 4:22 AM, Jakub Stransky wr...
   Author: Wangda Tan, 2015-01-15, 18:53
[YARN-2807] Option "--forceactive" not works as described in usage of "yarn rmadmin -transitionToActive" - YARN - [issue]
...Currently the help message of "yarn rmadmin -transitionToActive" is:transitionToActive: incorrect number of argumentsUsage: HAAdmin [-transitionToActive <serviceId> [--forceactive]]But...
http://issues.apache.org/jira/browse/YARN-2807    Author: Wangda Tan, 2015-01-15, 15:36
[YARN-2637] maximum-am-resource-percent could be respected for both LeafQueue/User when trying to activate applications. - YARN - [issue]
...Currently, number of AM in leaf queue will be calculated in following way:max_am_resource = queue_max_capacity * maximum_am_resource_percent#max_am_number = max_am_resource / minimum_allocat...
http://issues.apache.org/jira/browse/YARN-2637    Author: Wangda Tan, 2015-01-14, 15:28
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NEW: Monitor These Apps!
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