HDFS-RAID is not maintained anymore and has been removed from Hadoop. Now we are re-design Erasure coding in HDFS, refer to https://issues.apache.org/jira/browse/HDFS-7285
Regards, Yi Liu From: Vincent,Wei [mailto:weikun0...@gmail.com] Sent: Tuesday, November 18, 2014 1:55 PM To: user@hadoop.apache.org Subject: About HDFS-RAID All I have found the HDFS-RAID on JIRA, but I can't find any patch on JIRA attachment. https://issues.apache.org/jira/browse/HDFS-503 is there anybody know how to add this patch to Hadoop 2.2.0 release version ? Or can the patch be used on this version? or I need found another one ? Thanks -- BR, Vincent.Wei