i have a cluster of six nodes (centos) and installed cloudera on it. each node is having two partition of disk 30 gb  and 250 gb .but my cloudrea is using only 30 gb partition and i am running out of memory every week because of logs in namenode and data in datanode.  so how i will mount my 250gb partiotin for cloudera logs on namenode and data on datanodes.   thanks for any help.   ... View more