also you can exclude the data nodes from conf/mapred-site.xml dfs.hosts/dfs.hosts.excludeList of permitted/excluded DataNodes.If necessary, use these files to control the list of allowable datanodes.
On Sat, Jan 4, 2014 at 12:37 PM, Hardik Pandya <smarty.ju...@gmail.com>wrote: > You can start/stop an Hadoop daemon manually on a machine via > bin/hadoop-daemon.sh > start/stop [namenode | secondarynamenode | datanode | jobtracker | > tasktracker] > > > On Fri, Jan 3, 2014 at 11:47 AM, navaz <navaz....@gmail.com> wrote: > >> How to remove one of the slave node. ? >> >> I have a namenode ( master) and 3 datanode (slave) running. I would like >> to remove one of the problematic datanode. How can i do this? >> >> Unfortunately i dont have access to that problematic data node. >> >> Thanks >> Navaz >> >> >
