Oracle database 11g rac损坏ocr和votedisk恢复实验

本人的操作环境：Oracle database rdbms 11g rac on OEL5.5
查看一下表决磁盘和ocr的信息：
[root@rac1 bin]# pwd
/u01/app/11.2.0/grid/bin
[root@rac1 bin]# ./crsctl query css votedisk
## STATE File Universal Id File Name Disk group
-- ----- ----------------- --------- ---------
1. ONLINE 5122b184495d4fe9bf1fad29647807ba （ORCL:VOL1） [OCRVOTI]
Located 1 voting disk（s）.

[root@rac1 bin]# ./ocrcheck
Status of Oracle Cluster Registry is as follows :
Version : 3
Total space （kbytes） : 262120
Used space （kbytes） : 2700
Available space （kbytes） : 259420
ID : 268167937
Device/File Name : +OCRVOTI
Device/File integrity check succeeded
Device/File not configured

Device/File not configured

Device/File not configured

Device/File not configured

Cluster registry integrity check succeeded

Logical corruption check succeeded查看当前ocr备份情况，ocr
[root@rac1 bin]# ./ocrconfig -showbackup

rac2 2014/03/25 12:04:28 /u01/app/11.2.0/grid/cdata/rac-cluster/backup00.ocr

rac2 2014/03/21 16:16:32 /u01/app/11.2.0/grid/cdata/rac-cluster/backup01.ocr

rac2 2014/03/21 12:16:31 /u01/app/11.2.0/grid/cdata/rac-cluster/backup02.ocr

rac2 2014/03/25 12:04:28 /u01/app/11.2.0/grid/cdata/rac-cluster/day.ocr

rac2 2014/03/19 14:26:16 /u01/app/11.2.0/grid/cdata/rac-cluster/week.ocr可以进行手工备份：
[root@rac1 bin]# ./ocrconfig -local -manualbackup
rac1 2014/03/25 14:33:39 /u01/app/11.2.0/grid/cdata/rac1/backup_20140325_143339.olr

rac1 2014/03/25 10:34:33 /u01/app/11.2.0/grid/cdata/rac1/backup_20140325_103433.olr

rac1 2014/03/25 09:53:32 /u01/app/11.2.0/grid/cdata/rac1/backup_20140325_095332.olr

rac1 2014/03/25 09:53:18 /u01/app/11.2.0/grid/cdata/rac1/backup_20140325_095318.olr

rac1 2014/03/18 10:57:51 /u01/app/11.2.0/grid/cdata/rac1/backup_20140318_105751.olr更多详情见请继续阅读下一页的精彩内容： http://www.linuxidc.com/Linux/2014-05/101686p2.htm--------------------------------------分割线 --------------------------------------推荐阅读：RMAN 配置归档日志删除策略 http://www.linuxidc.com/Linux/2013-11/92670.htmOracle基础教程之通过RMAN复制数据库 http://www.linuxidc.com/Linux/2013-07/87072.htmRMAN备份策略制定参考内容 http://www.linuxidc.com/Linux/2013-03/81695.htmRMAN备份学习笔记 http://www.linuxidc.com/Linux/2013-03/81892.htmOracle数据库备份加密 RMAN加密 http://www.linuxidc.com/Linux/2013-03/80729.htm--------------------------------------分割线 --------------------------------------

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