How to fix the Oracle error ORA-15087: disk ‘string’ is formatted as an ext2/ext3 or OCFS2 file system.?

In this post, you’ll learn more about the Oracle ErrorORA-15087: disk ‘string’ is formatted as an ext2/ext3 or OCFS2 file system. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-15087: disk ‘string’ is formatted as an ext2/ext3 or OCFS2 file system.

Reason for the Error ORA-15087: disk ‘string’ is formatted as an ext2/ext3 or OCFS2 file system.

A signature was found on the specified disk indicating that it is in use by an existing ext2/ext3 or OCFS2 file system.

How to fix the Error ORA-15087: disk ‘string’ is formatted as an ext2/ext3 or OCFS2 file system. ?

You can fix this error in Oracle by following the below steps

Adjust discovery string and device permissions to exclude previously formatted disks from discovery.