oracle10gRAC[恢复OCR]

oracle10gRAC[恢复OCR]

　　oracle 10g RAC [恢复OCR]

　　----查询OCR状态：

　　# /oracle/product/10g/crs/bin/ocrcheck

　　PROT-601: Failed to initialize ocrcheck

　　---------替换原OCR磁盘，出错：

　　# /oracle/product/10g/crs/bin/ocrconfig -replace ocr '/dev/rdsk/c5t600A0B80005AD8BC0000020000000000d0s7'

　　/oracle/product/10g/crs/bin/ocrconfig -replace ocrmirror '/dev/rdsk/c5t600A0B80005AD8BC0000020000000001d0s7'

　　PROT-1: Failed to initialize ocrconfig

　　---------用repair选项替换原OCR磁盘：

　　# /oracle/product/10g/crs/bin/ocrconfig -repair ocr '/dev/rdsk/c5t600A0B80005AD8BC0000020000000000d0s7'

　　# /oracle/product/10g/crs/bin/ocrconfig -repair ocrmirror '/dev/rdsk/c5t600A0B80005AD8BC0000020000000001d0s7'

　　---------使用自动备份的ocr文件来恢复到新的OCR磁盘：

　　# /oracle/product/10g/crs/bin/ocrconfig -restore '/oracle/product/10g/crs/cdata/crs/backup00.ocr'

　　此处需注意新的磁盘容量要比原来的磁盘大，否则在恢复是会遇到错误PROT-22: Storage too small，这是

　　Oracle的一个Bug