创建磁盘组：

[root@rac-two bin]# su - grid
[grid@rac-two ~]$ sqlplus / as sysasm

SQL*Plus: Release 11.2.0.4.0 Production on Fri Mar 28 00:01:05 2014

Copyright (c) 1982, 2013, Oracle.  All rights reserved.


Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Real Application Clusters and Automatic Storage Management options
SQL> create diskgroup gidg normal redundancy
  2  disk '/dev/asm-diske','/dev/asm-diskd','/dev/asm-diskc' attribute 'au_size'='1M','compatible.asm'='11.2','compatible.rdbms'='11.2','compatible.advm'='11.2';

Diskgroup created.

SQL> select name,state from v$asm_diskgroup;

NAME                           STATE
------------------------------ -----------
DATADG                         DISMOUNTED
TESTDG                         DISMOUNTED
GIDG                           MOUNTED

SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Real Application Clusters and Automatic Storage Management options
[grid@rac-two ~]$ exit

首先要恢复的是ocr

[root@rac-two bin]# ./ocrconfig -restore /u01/app/11.2.0/grid/cdata/rac-two-cluster/backup00.ocr
[root@rac-two bin]# ./ocrcheck
Status of Oracle Cluster Registry is as follows :
         Version                  :          3
         Total space (kbytes)     :     262120
         Used space (kbytes)      :       3472
         Available space (kbytes) :     258648
         ID                       :  152256349
         Device/File Name         :      +GIDG
                                    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

恢复votedisk：

[root@rac-two bin]# ./crsctl query css votedisk
Located 0 voting disk(s).
[root@rac-two bin]# ./crsctl replace votedisk +GIDG
CRS-4602: Failed 27 to add voting file 58c5df27b4884f70bfb38fc4c93b8f72.
CRS-4602: Failed 27 to add voting file 51caa3f834964f5abf6efcfb90476d85.
CRS-4602: Failed 27 to add voting file 92b70ca3ea5d4f80bf9df66a8e975ba9.
Failed to replace voting disk group with +GIDG.
CRS-4000: Command Replace failed, or completed with errors.

提示失败，需要重启crs资源。