How to fix the Oracle error ORA-15085: ASM disk “string” has inconsistent sector size.?

In this post, you’ll learn more about the Oracle ErrorORA-15085: ASM disk “string” has inconsistent sector size. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-15085: ASM disk “string” has inconsistent sector size.

Reason for the Error ORA-15085: ASM disk “string” has inconsistent sector size.

An attempt to mount a diskgroup failed because a disk reported inconsistent sector size value.

How to fix the Error ORA-15085: ASM disk “string” has inconsistent sector size. ?

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

Use disks with sector size consistent with Diskgroup sector size, or make sure the operating system can accurately report the disk sector size.