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From "ASF GitHub Bot (Jira)" <j...@apache.org>
Subject [jira] [Work logged] (HDDS-1571) Create an interface for pipeline placement policy to support network topologies
Date Tue, 10 Sep 2019 11:42:00 GMT

     [ https://issues.apache.org/jira/browse/HDDS-1571?focusedWorklogId=309719&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-309719

ASF GitHub Bot logged work on HDDS-1571:

                Author: ASF GitHub Bot
            Created on: 10/Sep/19 11:41
            Start Date: 10/Sep/19 11:41
    Worklog Time Spent: 10m 
      Work Description: ChenSammi commented on pull request #1395: HDDS-1571. Refactor ContainerPlacementPolicy.
URL: https://github.com/apache/hadoop/pull/1395#discussion_r322693980

 File path: hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/PlacementPolicy.java
 @@ -15,22 +15,22 @@
  * the License.
-package org.apache.hadoop.hdds.scm.container.placement.algorithms;
+package org.apache.hadoop.hdds.scm;
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
 import java.io.IOException;
 import java.util.List;
- * A ContainerPlacementPolicy support choosing datanodes to build replication
+ * A PlacementPolicy support choosing datanodes to build
  * pipeline with specified constraints.
 Review comment:
   build pipeline or for container replica
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Issue Time Tracking

    Worklog Id:     (was: 309719)
    Time Spent: 20m  (was: 10m)

> Create an interface for pipeline placement policy to support network topologies
> -------------------------------------------------------------------------------
>                 Key: HDDS-1571
>                 URL: https://issues.apache.org/jira/browse/HDDS-1571
>             Project: Hadoop Distributed Data Store
>          Issue Type: Sub-task
>          Components: SCM
>            Reporter: Siddharth Wagle
>            Assignee: Li Cheng
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 20m
>  Remaining Estimate: 0h
> Leverage the work done in HDDS-700 for pipeline creation for open containers.
> Create an interface that can provide different policy implementations for pipeline creation.
The default implementation should take into account no topology information is configured.

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