Corrupting OCR file and restoring it from backup

In this tutorial I show how to corrupt the OCR file and restore it from the backup

col name format a40

set linesize 150

select group_number, name, state, type, total_mb, free_mb from v$asm_diskgroup;

create diskgroup ocr external redundancy disk '/dev/sdb1';

ocrconfig -add +ocr 

ocrcheck 

ocrconfig -delete +data

alter diskgroup ocr dismount force;

crsctl check cluster -all

ocrconfig -showbackup

crsctl start has 

drop diskgroup ocr force including contents;

crsctl stop crs -f 

ocrconfig -restore +DATA/tst-cluster/ocrbackup/backup00.ocr.262.954566021

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    December 15, 2017 6:34 PM

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    December 15, 2017 6:35 PM

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  • Duration : 00:16:09