Ming Ma created HDFS-9006: ----------------------------- Summary: Provide BlockPlacementPolicy that supports upgrade domain Key: HDFS-9006 URL: https://issues.apache.org/jira/browse/HDFS-9006 Project: Hadoop HDFS Issue Type: Sub-task Reporter: Ming Ma
As part of the upgrade domain feature, we need to provide the actual upgrade domain block placement. Namenode provides a mechanism to specify custom block placement policy. We can use that to implement BlockPlacementPolicy with upgrade domain support. {noformat} <property> <name>dfs.block.replicator.classname</name> <value>org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicyWithUpgradeDomain</value> </property> {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)