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[YARN-3119] Memory limit check need not be enforced unless aggregate usage of all containers is near limit - YARN - [issue]
...Today we kill any container preemptively even if the total usage of containers for that is well within the limit for YARN. Instead if we enforce memory limit only if the total limit of all c...
http://issues.apache.org/jira/browse/YARN-3119    Author: Anubhav Dhoot , 2018-09-20, 18:12
[YARN-4718] Rename variables in SchedulerNode to reduce ambiguity post YARN-1011 - YARN - [issue]
...As discussed in YARN-1011, we are planning to add a few more variables regarding utilization to SchedulerNode. To ensure the new variables are descriptive and don't lead to confusion, the ex...
http://issues.apache.org/jira/browse/YARN-4718    Author: Karthik Kambatla , 2018-09-20, 18:11
[YARN-4407] Support Resource oversubscription in YARN scheduler - YARN - [issue]
...Many long running services do not fully use their allocated resources all the time. We could takes advantage of temporarily unused resources to execute low priority jobs such as background a...
http://issues.apache.org/jira/browse/YARN-4407    Author: Xuan Gong , 2018-09-20, 18:11
[YARN-4509] Promote containers from OPPORTUNISTIC to GUARANTEED - YARN - [issue]
...YARN-2882 adds the notion of an OPPORTUNISTIC containers. We should define the protocol for promoting these containers to GUARATEED....
http://issues.apache.org/jira/browse/YARN-4509    Author: Karthik Kambatla , 2018-09-20, 18:11
[YARN-2882] Add an OPPORTUNISTIC ExecutionType - YARN - [issue]
...This JIRA introduces the notion of container types.We propose two initial types of containers: guaranteed-start and queueable containers.Guaranteed-start are the existing containers, which a...
http://issues.apache.org/jira/browse/YARN-2882    Author: Konstantinos Karanasos , 2018-09-20, 18:11
[YARN-8801] java doc comments in docker-util.h is confusing - YARN - [issue]
... /**+ * Get the Docker exec command line string. The function will verify that the params file is meant for the exec command.+ * @param command_file File containing the params for the D...
http://issues.apache.org/jira/browse/YARN-8801    Author: Zian Chen , 2018-09-20, 18:04
[YARN-8774] Memory leak when CapacityScheduler allocates from reserved container with non-default label - YARN - [issue]
...The cause is that the RMContainerImpl instance of reserved container lost its node label expression, when scheduler reserves containers for non-default node-label requests, it will be wrongl...
http://issues.apache.org/jira/browse/YARN-8774    Author: Tao Yang , 2018-09-20, 16:46
[YARN-8725] Submarine job staging directory has a lot of useless PRIMARY_WORKER-launch-script-***.sh  scripts when submitting a job multiple times - YARN - [issue]
...Submarine jobs upload core-site.xml, hdfs-site.xml, job.info and PRIMARY_WORKER-launch-script****.sh to staging dir.The core-site.xml, hdfs-site.xml and job.info would be overwritten if a jo...
http://issues.apache.org/jira/browse/YARN-8725    Author: Zac Zhou , 2018-09-20, 14:51
[YARN-8800] Updated documentation of Submarine with latest examples. - YARN - [issue]
http://issues.apache.org/jira/browse/YARN-8800    Author: Wangda Tan , 2018-09-20, 14:10
[YARN-8769] [Submarine] Allow user to specify customized quicklink(s) when submit Submarine job - YARN - [issue]
...This will be helpful when user submit a job and some links need to be shown on YARN UI2 (service page). For example, user can specify a quick link to Zeppelin notebook UI when a Zeppelin not...
http://issues.apache.org/jira/browse/YARN-8769    Author: Wangda Tan , 2018-09-20, 14:09