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12c Database : ASM Enhancements : Logical corruption checks on disk, disk scrubbing

ASM 12c provides proactive scrubbing capabilities on disks that check for logical corruptions and automatically repair them where possible. 

SQL> alter diskgroup DG1 scrub repair; Diskgroup altered.

SQL> alter diskgroup DG1 scrub file ‘+DATA_DISK/Geek DBA12C/DATAFILE/system.254.939393617’ repair wait; Diskgroup altered.

SQL> alter diskgroup DG1 scrub disk DATA_DISK1 repair power max force; Diskgroup altered […]