Perhaps use the "viewfs://" protocol prepended to your path?
On Sun, Jun 5, 2016 at 1:10 PM, Kun Ren <[email protected]> wrote: > Hi Genius, > > I just configured HDFS Federation, and try to use it(2 namenodes, one is > for /my, another is for /your). When I run the command: > hdfs dfs -ls /, > > I can get: > -r-xr-xr-x - hadoop hadoop 0 2016-06-05 20:05 /my > -r-xr-xr-x - hadoop hadoop 0 2016-06-05 20:05 /your > > This makes sense. However, when I run the command to create a new > directory: > hdfs dfs -mkdir /my/test > > I got error: > mkdir: `/my/test': No such file or directory. > > Even when I run "hdfs dfs -ls /my", still get the no such file or > directory error. > > Does someone tell me how to use the command line to do the file operations > with HDFS Federation? Thanks a lot for your help. > > I attached My core-site.xml and hdfs-site.xml: > > Core-site.xml: > > <configuration> > > <property> > > <name>fs.defaultFS</name> > > <value>viewfs:///</value> > > </property> > > <property> > > <name>fs.viewfs.mounttable.default.link./my</name> > > <value>hdfs://Master:9000/my</value> > > </property> > > <property> > > <name>fs.viewfs.mounttable.default.link./your</name> > > <value>hdfs://Slave1:9000/your</value> > > </property> > > <property> > > <name>hadoop.tmp.dir</name> > > <value>file:/home/hadoop/hadoop_build/tmp</value> > > </property> > </configuration> > > > > Hdfs-site.xml: > > <configuration> > > <property> > > <name>dfs.replication</name> > > <value>1</value> > > </property> > > <property> > > <name>dfs.namenode.name.dir</name> > > <value>file:/home/hadoop/hadoop_build/tmp/dfs/name</value> > > </property> > > <property> > > <name>dfs.datanode.data.dir</name> > > <value>file:/home/hadoop/hadoop_build/tmp/dfs/data</value> > > </property> > > <property> > > <name>dfs.federation.nameservices</name> > > <value>mycluster,yourcluster</value> > > </property> > > <property> > > <name>dfs.namenode.rpc-address.mycluster</name> > > <value>Master:9000</value> > > </property> > > <property> > > <name>dfs.namenode.rpc-address.yourcluster</name> > > <value>Slave1:9000</value> > > </property> > > <property> > > <name>dfs.namenode.http-address.mycluster</name> > > <value>Master:50070</value> > > </property> > > <property> > > <name>dfs.namenode.http-address.yourcluster</name> > > <value>Slave1:50070</value> > > </property> > > </configuration> >
