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luhuichun edited comment on HDFS-11975 at 7/4/17 1:27 PM: ---------------------------------------------------------- [~eddyxu],[~Sammi],[~drankye] Update the patch, the failed unit test is solved. For the issue of system-default EC policy, I add two const in DFSConfigKeys.java. One for user setting, the other is hard code default value "RS-6-3-64k". The NameNodeRpcServer do the judgement according to the configuration and user CLI. Thanks for reviewing. was (Author: luhuichun): [~eddyxu][~Sammi][~drankye] Update the patch, the failed unit test is solved. For the issue of system-default EC policy, I set a two configuration in DFSConfigKeys.java. One for user setting, the other is hard code default value "RS-6-3-64k". The NameNodeRpcServer do the judgement according to the configuration and user CLI. Thanks for reviewing. > Provide a system-default EC policy > ---------------------------------- > > Key: HDFS-11975 > URL: https://issues.apache.org/jira/browse/HDFS-11975 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: erasure-coding > Affects Versions: 3.0.0-alpha3 > Reporter: Lei (Eddy) Xu > Assignee: luhuichun > Attachments: HDFS-11975-001.patch, HDFS-11975-002.patch, > HDFS-11975-003.patch, HDFS-11975-004.patch > > > From the usability point of view, it'd be nice to be able to specify a > system-wide EC policy, i.e., in {{hdfs-site.xml}}. For most of users / admin > / downstream projects, it is not necessary to know the tradeoffs of the EC > policy, considering that it requires the knowledge of EC, the actual physical > topology of the clusters, and many other factors (i.e., network, cluster size > and etc). > -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org