have you looked at distcp over hftp? http://hadoop.apache.org/docs/r1.0.4/distcp.html#cpver
On Fri, Jul 26, 2013 at 2:28 PM, Bing Jiang <jiangbinglo...@gmail.com>wrote: > > hi,all > > Have you tried to find out a way to make data transformation between two > hdfs cluster, which are the different version. > > In our environment, one data in 0.20.*, and we want to migrate into > 2.0.5(HA). > > I try to use distcp, but it occurs to rpc version dismatch. > > org.apache.hadoop.ipc.RemoteException: Server IPC version 8 cannot >> communicate with client version 4 >> > > Could anyone give me an efficient way to make it? > > Thanks. > > -- > Bing Jiang > weibo: http://weibo.com/jiangbinglover > BLOG: www.binospace.com > BLOG: http://blog.sina.com.cn/jiangbinglover > Focus on distributed computing, HDFS/HBase >
