Thank you, I don't think of the ftp interface at all and had completely forgotten it.
On Mon, Sep 7, 2009 at 12:00 AM, Erik Forsberg <[email protected]> wrote: > On Sun, 6 Sep 2009 22:45:28 -0700 (PDT) > C G <[email protected]> wrote: > > > Hi All: > > Does anybody know if it's possible to distcp between an old version > > of Hadoop (0.15.x, for example) and a modern version (0.19.2)? > > Yes: > > 1) Run the distcp job on the newer cluster. > 2) Use the hftp method in the source URI. > > Example: > > hadoop distcp hftp://oldclusternamenode:50070/path/to/src \ > hdfs://newclusternamenode:8020/path/to/dst > > See http://hadoop.apache.org/common/docs/r0.20.0/distcp.html#cpver > > Cheers, > \EF > -- > Erik Forsberg <[email protected]> > Developer, Opera Software - http://www.opera.com/ > -- Pro Hadoop, a book to guide you from beginner to hadoop mastery, http://www.amazon.com/dp/1430219424?tag=jewlerymall www.prohadoopbook.com a community for Hadoop Professionals
