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Kai Zheng commented on HDFS-7839: --------------------------------- Thanks [~jingzhao] and [~zhz] for the clarifying. Given we use EC zone for this phase, the latest patch provides very good tests and looks good to me. +1 > Erasure coding: implement facilities in NameNode to create and manage EC zones > ------------------------------------------------------------------------------ > > Key: HDFS-7839 > URL: https://issues.apache.org/jira/browse/HDFS-7839 > Project: Hadoop HDFS > Issue Type: Sub-task > Reporter: Zhe Zhang > Assignee: Zhe Zhang > Attachments: HDFS-7839-000.patch, HDFS-7839-001.patch, > HDFS-7839-002.patch, HDFS-7839-003.patch > > > As a quick first step to facilitate initial development and testing, > HDFS-7347 added EC configuration in file header as one storage policy. We > have discussed and [concluded > |https://issues.apache.org/jira/browse/HDFS-7285?focusedCommentId=14296210&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-14296210] > that EC configurations should be part of XAttr. This JIRA aims to add the > basic EC XAttr structure. HDFS-7337 will add configurable and pluggable > schema info. > This JIRA will follow the [plan | > https://issues.apache.org/jira/browse/HDFS-7285?focusedCommentId=14370307&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-14370307] > we made under HDFS-7285. -- This message was sent by Atlassian JIRA (v6.3.4#6332)