Description
znode path of online region servers($zparent/rs) is hard coded. We need to use configured value of zookeeper.znode.rs as child path.
# gracefully restart all online regionservers
online_regionservers=`$bin/hbase zkcli ls $zparent/rs 2>&1 | tail -1 | sed "s/\[//" | sed "s/\]//"`