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[HADOOP-8469] Make NetworkTopology class pluggable - Hadoop - [issue]
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...The class NetworkTopology is where the three-layer hierarchical topology is modeled in the current code base and is instantiated directly by the DatanodeManager and Balancer.To support alter...
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http://issues.apache.org/jira/browse/HADOOP-8469
Author: Junping Du,
2012-09-16, 19:39
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[HADOOP-8470] Implementation of 4-layer subclass of NetworkTopology (NetworkTopologyWithNodeGroup) - Hadoop - [issue]
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...To support the four-layer hierarchical topology shown in attached figure as a subclass of NetworkTopology, NetworkTopologyWithNodeGroup was developed along with unit tests. NetworkTopologyWi...
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http://issues.apache.org/jira/browse/HADOOP-8470
Author: Junping Du,
2012-09-16, 19:38
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[HADOOP-8144] pseudoSortByDistance in NetworkTopology doesn't work properly if no local node and first node is local rack node - Hadoop - [issue]
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...pseudoSortByDistance in NetworkTopology.java should sort nodes according to its distance with reader as local node, local rack node, ... But if there is no local node with reader in nodes an...
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http://issues.apache.org/jira/browse/HADOOP-8144
Author: Junping Du,
2012-08-15, 23:51
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[HADOOP-8557] Core Test failed in jekins for patch pre-commit - Hadoop - [issue]
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...In jenkins PreCommit build history (https://builds.apache.org/job/PreCommit-HADOOP-Build/), following tests are failed for all recently patches (build-1164,1166,1168,1170):org.apache.hadoop....
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http://issues.apache.org/jira/browse/HADOOP-8557
Author: Junping Du,
2012-07-17, 22:51
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[HADOOP-8472] Implementation of ReplicaPlacementPolicyNodeGroup to support 4-layer network topology - Hadoop - [issue]
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...A subclass of ReplicaPlacementPolicyDefault, ReplicaPlacementPolicyNodeGroup was developed along with unit tests to support the four-layer hierarchical topology.The replica placement strateg...
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http://issues.apache.org/jira/browse/HADOOP-8472
Author: Junping Du,
2012-07-04, 23:44
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[HADOOP-8542] TestViewFsTrash failed several times on Precommit test - Hadoop - [issue]
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...I met this error several times before (different patches), the latest one is in HADOOP-8472 which is unrelated to patch. Looks like this error comes and goes, and I cannot reproduce on my lo...
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http://issues.apache.org/jira/browse/HADOOP-8542
Author: Junping Du,
2012-06-29, 15:12
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[HADOOP-8526] Fix 13 Javadoc Warning in hadoop-hdfs-raid project - Hadoop - [issue]
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http://issues.apache.org/jira/browse/HADOOP-8526
Author: Junping Du,
2012-06-25, 13:36
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[HADOOP-8473] Update Balancer to support new NetworkTopology with NodeGroup - Hadoop - [issue]
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...Since the Balancer is a Hadoop Tool, it was updated to be directly aware of four-layer hierarchy instead of creating an alternative Balancer implementation. To accommodate extensibility, a n...
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http://issues.apache.org/jira/browse/HADOOP-8473
Author: Junping Du,
2012-06-04, 17:18
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[HADOOP-8474] Make locatlity in YARN's container assignment and task scheduling pluggable for other deployment topology - Hadoop - [issue]
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...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 loc...
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http://issues.apache.org/jira/browse/HADOOP-8474
Author: Junping Du,
2012-06-04, 10:16
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[HADOOP-8475] 4-layer topology (with NodeGroup layer) implementation of Container Assignment and Task Scheduling (for YARN) - Hadoop - [issue]
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...There are several classes in YARN’s container assignment and task scheduling algorithms that related to data locality which were updated to give preference to running a container on the same...
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http://issues.apache.org/jira/browse/HADOOP-8475
Author: Junping Du,
2012-06-04, 09:54
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