A: Absolutely. In RAC, the directory path must exist and be writable on all cluster nodes. A common mistake is creating the directory only on node 1.

GRANT READ, WRITE ON DIRECTORY your_dir TO your_user;

Grant necessary privileges to the schema doing the export:

For Oracle to write a dump file, the directory must be writable by the user running the Oracle process. The ideal permission set is 775 (owner: oracle, group: dba) or 755 .

mkdir -p /full/path/to/your/directory

First, ensure the directory object is defined in the database.