Another little known set of AWR reports are ones that are RAC specific and cluster wide versions, giving the RAC DBA a unique view of the cluster, no individual instance AWR report can provide. The first report can be run from the command line,  resides in the $ORACLE_HOME/rdbms/admin directory and is called awrgrpt.sql.  Like the other versions of AWR, there is an HTML and a text version of the report offered, so when your manager or user would like to have something formatted and presented in an attractive format, there is an option. The report breaks down the cluster by…