Hi Anurag, The easiest option would be , in your map reduce job set the dfs.block.size to 128 mb
------Original Message------ From: Anurag Tangri To: hdfs-user@hadoop.apache.org To: common-u...@hadoop.apache.org ReplyTo: common-u...@hadoop.apache.org Subject: change hdfs block size for file existing on HDFS Sent: Jun 26, 2012 11:07 Hi, We have a situation where all files that we have are 64 MB block size. I want to change these files (output of a map job mainly) to 128 MB blocks. What would be good way to do this migration from 64 mb to 128 mb block files ? Thanks, Anurag Tangri Regards Bejoy KS Sent from handheld, please excuse typos.
