Question: what is acfs and how to configure in rac?
Answer: Create an ASM DISKGROUP( ON NODE 1) ...  Mount the diskgroup from other nodes(On NODE 2) ...  check the diskgroup status( from any node) ...  Create a new ADVM volume in the diskgroup(ACFSPOC):(ON NODE 1) ...  create mount point with proper permission on both nodes: ...  Start the ACFS file system resource:( on node 1 from the root)