A. Set the ASM Compatibility attribute to 10.2.0.2 or later.
Verify you are running the correct version of Oracle Clusterware 12cR1 by issuing $crsctl query crsactiveversion
Using acmca configure and start Oracle ASM on all cluster nodes.
Using asmca create a disk group appropriately sized for the OCR you are migrating to ASM.
As root, issue #ocrdump -add +DG_OCR
As root, issue # ocrdump -delete old_ocr_location

B. Set the ASM Compatibility attribute to 10.2.0.2 or later.
Verify you are running the correct version of Oracle Clusterware 12cR1 by issuing $crsctl query crsactiveversion
Using crsctl, configure and start Oracle ASM on all cluster nodes.
Using crsctl create a disk group appropriately sized for the OCR you are migrating to ASM.
As grid infrastructure owner, issue # ocrconfig -add +DG_OCR As grid infrastructure owner, issue # ocrconfig -delete old ocr location

C. Set the ASM Compatibility attribute to 10.2.0.1 or later.
Verify you are running the correct version of Oracle Clusterware 12cR1 by issuing $crsctl query crsactiveversion
Using srvctl create a disk group appropriately sized for the OCR you are migrating to ASM.
As root, issue #ocrcheck -add +DG_OCR
As root, issue # ocrcheck --delete old_ocr_location

D. Set the ASM Compatibility attribute to 10.2.0.2 or later.
Verify you are running the correct version of Oracle Clusterware 12cR1 by issuing $crsctl query crsactiveversion
Using acmca configure and start Oracle ASM on all cluster nodes.
Using asmca create a disk group appropriately sized for the OCR you are migrating to ASM.
As root, issue #ocrcheck -add +DG_OCR
As root, issue # ocrcheck -delete old_ocr_location