[jira] [Commented] (YARN-635) Rename YarnRemoteException to YarnException

2013-05-05 Thread Bikas Saha (JIRA)

[ 
https://issues.apache.org/jira/browse/YARN-635?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13649443#comment-13649443
 ] 

Bikas Saha commented on YARN-635:
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Will it continue to derive from RuntimeException? It should not IMO. It should 
be a checked exception that must be handled.

 Rename YarnRemoteException to YarnException
 ---

 Key: YARN-635
 URL: https://issues.apache.org/jira/browse/YARN-635
 Project: Hadoop YARN
  Issue Type: Sub-task
Reporter: Xuan Gong
Assignee: Xuan Gong



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[jira] [Commented] (YARN-582) Restore appToken for app attempt after RM restart

2013-05-05 Thread Bikas Saha (JIRA)

[ 
https://issues.apache.org/jira/browse/YARN-582?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13649449#comment-13649449
 ] 

Bikas Saha commented on YARN-582:
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bq. RMAppAttemptImpl.appAttemptTokens should simply be 
TokenApplicationTokenIdentifier
Alternatively, it could Credentials so that no changes are needed for 
additional tokens.

 Restore appToken for app attempt after RM restart
 -

 Key: YARN-582
 URL: https://issues.apache.org/jira/browse/YARN-582
 Project: Hadoop YARN
  Issue Type: Sub-task
  Components: resourcemanager
Reporter: Bikas Saha
Assignee: Jian He
 Attachments: YARN-582.1.patch, YARN-582.2.patch, YARN-582.3.patch


 These need to be saved and restored on a per app attempt basis. This is 
 required only when work preserving restart is implemented for secure 
 clusters. In non-preserving restart app attempts are killed and so this does 
 not matter.

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[jira] [Updated] (YARN-18) Make locatlity in YARN's container assignment and task scheduling pluggable for other deployment topology

2013-05-05 Thread Junping Du (JIRA)

 [ 
https://issues.apache.org/jira/browse/YARN-18?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Junping Du updated YARN-18:
---

Attachment: YARN-18-v6.2.patch

Sync up with latest trunk and do tiny change on RMContainerRequestor so that it 
doesn't have to be aware of NodeGroup concept.

 Make locatlity in YARN's container assignment and task scheduling pluggable 
 for other deployment topology
 -

 Key: YARN-18
 URL: https://issues.apache.org/jira/browse/YARN-18
 Project: Hadoop YARN
  Issue Type: New Feature
Affects Versions: 2.0.3-alpha
Reporter: Junping Du
Assignee: Junping Du
  Labels: features
 Attachments: 
 HADOOP-8474-ContainerAssignmentTaskScheduling-pluggable.patch, 
 MAPREDUCE-4309.patch, MAPREDUCE-4309-v2.patch, MAPREDUCE-4309-v3.patch, 
 MAPREDUCE-4309-v4.patch, MAPREDUCE-4309-v5.patch, MAPREDUCE-4309-v6.patch, 
 MAPREDUCE-4309-v7.patch, Pluggable topologies with NodeGroup for YARN.pdf, 
 YARN-18.patch, YARN-18-v2.patch, YARN-18-v3.1.patch, YARN-18-v3.2.patch, 
 YARN-18-v3.patch, YARN-18-v4.1.patch, YARN-18-v4.2.patch, YARN-18-v4.3.patch, 
 YARN-18-v4.patch, YARN-18-v5.1.patch, YARN-18-v5.patch, YARN-18-v6.1.patch, 
 YARN-18-v6.2.patch, YARN-18-v6.patch


 There are several classes in YARN’s container assignment and task scheduling 
 algorithms that relate to data locality which were updated to give preference 
 to running a container on other locality besides node-local and rack-local 
 (like nodegroup-local). This propose to make these data structure/algorithms 
 pluggable, like: SchedulerNode, RMNodeImpl, etc. The inner class 
 ScheduledRequests was made a package level class to it would be easier to 
 create a subclass, ScheduledRequestsWithNodeGroup.

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