mkdir cannot create directory var run hadoop Permission denied

Question

Hi Guys,

I am trying to start Hadoop daemons, but it is showing me the below error.

root@localhost:/home/hadoop$ start-all.sh
mkdir: cannot create directory `/var/run/hadoop': Permission denied

Answer 1

Hi@akhtar,

You need to set the path of your directory in the hdfs-site.xml file. So that the node can contribute the storage with the help of this folder.

<property>
  <name>dfs.name.dir</name>
   <value>/path/to/hdfs/dir</value>
</property>