How To Remove An Empty ASM System Directory
(Doc ID 444812.1)
Last updated on JULY 20, 2020
Applies to:Oracle Database - Enterprise Edition - Version 10.2.0.1 to 22.214.171.124.0 [Release 10.2 to 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
Sometimes it can happen that the ASM contains empty system directories which cannot be removed. According to <Note 3751057.8>(ALTER DISKGROUP DROP DIRECTORY FORCE removes system aliases) the system generated directories should be removed automatically as soon as all it's files are removed. However this does not happen sometimes and a manual directory removal will fail :
A solution to remove these directories is to recreate the ASM diskgroups but this is not something one would do very often especially when the ASM is used by production databases.
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