Oracle RAC 迁移OCR(10g)

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Oracle RAC 迁移OCR


Oracle RAC 添加和删除OCR 参考:http://blog.csdn.net/laoshangxyc/article/details/8702929


Oracle RAC 备份和恢复OCR 参考:http://blog.csdn.net/laoshangxyc/article/details/8688705


如果想要改变一个已经存在的ocr位置或改变一个已经出现故障的ocr位置,那么你就可以使用下面的过程来迁移ocr。


1.查看当前ocr情况

[oracle@node1 crs_1]$ ocrcheckStatus of Oracle Cluster Registry is as follows :         Version                  :          2         Total space (kbytes)     :     153496         Used space (kbytes)      :       3816         Available space (kbytes) :     149680         ID                       :  497615595         Device/File Name         : /dev/raw/raw7                                    Device/File integrity check succeeded         Device/File Name         : /dev/raw/raw8                                    Device/File integrity check succeeded         Cluster registry integrity check succeeded
这里raw7为普通ocr,raw8为镜像ocr
2.在Oracle clusterware 运行的节点上执行如下命令:

[oracle@node1 crs_1]$ crsctl check crsCSS appears healthyCRS appears healthyEVM appears healthy
3.迁移普通ocr

[root@node1 bin]# ./ocrconfig -replace ocr /dev/raw/raw9[oracle@node1 crs_1]$ ocrcheckStatus of Oracle Cluster Registry is as follows :         Version                  :          2         Total space (kbytes)     :     153496         Used space (kbytes)      :       3816         Available space (kbytes) :     149680         ID                       :  497615595         Device/File Name         : /dev/raw/raw9                                    Device/File integrity check succeeded         Device/File Name         : /dev/raw/raw8                                    Device/File integrity check succeeded         Cluster registry integrity check succeeded
可以看到此时raw9已为普通ocr而非raw7

4.迁移镜像ocr

[root@node1 bin]# ./ocrconfig -replace ocrmirror /dev/raw/raw7[oracle@node1 crs_1]$ ocrcheckStatus of Oracle Cluster Registry is as follows :         Version                  :          2         Total space (kbytes)     :     153496         Used space (kbytes)      :       3816         Available space (kbytes) :     149680         ID                       :  497615595         Device/File Name         : /dev/raw/raw9                                    Device/File integrity check succeeded         Device/File Name         : /dev/raw/raw7                                    Device/File integrity check succeeded         Cluster registry integrity check succeeded

可以看到此时raw7为镜像ocr而非raw8

5.如果做ocr迁移的时候有节点关闭,那么在启动关闭的节点后应该在这个节点上执行如下命令:

ocrconfig -repair

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