You can add a comma separated list of paths to the “dfs.datanode.data.dir” property in your hdfs-site.xml
mn On Sep 26, 2014, at 8:37 AM, Abdul Navaz <[email protected]> wrote: > Hi > > I am facing some space issue when I saving file into HDFS and/or running map > reduce job. > > root@nn:~# df -h > Filesystem Size Used Avail Use% > Mounted on > /dev/xvda2 5.9G 5.9G 0 100% / > udev 98M 4.0K 98M 1% /dev > tmpfs 48M 192K 48M 1% /run > none 5.0M 0 5.0M 0% > /run/lock > none 120M 0 120M 0% > /run/shm > overflow 1.0M 4.0K 1020K 1% /tmp > /dev/xvda4 7.9G 147M 7.4G 2% /mnt > 172.17.253.254:/q/groups/ch-geni-net/Hadoop-NET 198G 108G 75G 59% > /groups/ch-geni-net/Hadoop-NET > 172.17.253.254:/q/proj/ch-geni-net 198G 108G 75G 59% > /proj/ch-geni-net > root@nn:~# > > > I can see there is no space left on /dev/xvda2. > > How can I make hadoop to see newly mounted /dev/xvda4 ? Or do I need to move > the file manually from /dev/xvda2 to xvda4 ? > > > > Thanks & Regards, > > Abdul Navaz > Research Assistant > University of Houston Main Campus, Houston TX > Ph: 281-685-0388 >
