This means still we are relying on Secondary NameNode idealogy for Namenode's backup. Can OS-mirroring of Namenode is a good alternative keep it alive all the time ?
Thanks, Praveenesh On Wed, Dec 7, 2011 at 1:35 PM, Uma Maheswara Rao G <mahesw...@huawei.com>wrote: > AFAIK backup node introduced in 0.21 version onwards. > ________________________________________ > From: praveenesh kumar [praveen...@gmail.com] > Sent: Wednesday, December 07, 2011 12:40 PM > To: common-user@hadoop.apache.org > Subject: HDFS Backup nodes > > Does hadoop 0.20.205 supports configuring HDFS backup nodes ? > > Thanks, > Praveenesh >
