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这篇文章主要讲解了“怎么更换 ocr 和 votingdisk 磁盘组”，文中的讲解内容简单清晰，易于学习与理解，下面请大家跟着丸趣 TV 小编的思路慢慢深入，一起来研究和学习“怎么更换 ocr 和 votingdisk 磁盘组”吧！
# 更换 OCR
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/ocrcheck
Status of Oracle Cluster Registry is as follows :
Version : 3
Total space (kbytes) : 262120
Used space (kbytes) : 2948
Available space (kbytes) : 259172
ID : 717216655
Device/File Name : +OCR
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
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/ocrconfig -add +OCR02
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/ocrcheck
Status of Oracle Cluster Registry is as follows :
Version : 3
Total space (kbytes) : 262120
Used space (kbytes) : 2964
Available space (kbytes) : 259156
ID : 717216655
Device/File Name : +OCR
Device/File integrity check succeeded
Device/File Name : +OCR02
Device/File integrity check succeeded
Device/File not configured
Device/File not configured
Device/File not configured
Cluster registry integrity check succeeded
Logical corruption check succeeded
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/ocrconfig -delete +OCR
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/ocrcheck
Status of Oracle Cluster Registry is as follows :
Version : 3
Total space (kbytes) : 262120
Used space (kbytes) : 2964
Available space (kbytes) : 259156
ID : 717216655
Device/File Name : +OCR02
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
# 更换 votingdisk
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/crsctl query css votedisk
## STATE File Universal Id File Name Disk group
— —– —————– ——— ———
1. ONLINE 062be79c0d644f2ebf102c21b47b3f3b (/dev/sdb) [OCR]
Located 1 voting disk(s).
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/crsctl replace votedisk +OCR02
Successful addition of voting disk 082d31c3fd1e4f5ebf0310f8cef501d8.
Successful deletion of voting disk 062be79c0d644f2ebf102c21b47b3f3b.
Successfully replaced voting disk group with +OCR02.
CRS-4266: Voting file(s) successfully replaced
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/crsctl query css votedisk
## STATE File Universal Id File Name Disk group
— —– —————– ——— ———
1. ONLINE 082d31c3fd1e4f5ebf0310f8cef501d8 (/dev/sde) [OCR02]
Located 1 voting disk(s).
# 迁移 asm 实例的 spfile 文件
SQL conn / as sysdba
Connected.
SQL show parameter pfile;
NAME TYPE VALUE
———————————— ———– ——————————
spfile string +OCR/raccluster/asmparameterfi
le/registry.253.1019126787
SQL create pfile= /home/grid/initASM.ora from spfile;
File created.
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/srvctl stop instance -d racdb -n ray32
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/srvctl stop instance -d racdb -n ray31
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/srvctl stop asm -o abort -f
SQL startup pfile= /home/grid/initASM.ora
ASM instance started
Total System Global Area 1135747072 bytes
Fixed Size 2260728 bytes
Variable Size 1108320520 bytes
ASM Cache 25165824 bytes
ASM diskgroups mounted
SQL show parameter spfile
NAME TYPE VALUE
———————————— ———– ——————————
spfile string
SQL create spfile= +OCR02 from pfile= /home/grid/initASM.ora
File created.
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/srvctl stop asm -o abort -f
[grid@ray31 ~]$ sqlplus /nolog
SQL*Plus: Release 11.2.0.4.0 Production on Mon Nov 18 15:57:40 2019
Copyright (c) 1982, 2013, Oracle. All rights reserved.
SQL conn / as sysasm
Connected to an idle instance.
SQL startup
ASM instance started
Total System Global Area 1135747072 bytes
Fixed Size 2260728 bytes
Variable Size 1108320520 bytes
ASM Cache 25165824 bytes
ASM diskgroups mounted
SQL show parameter spfile
NAME TYPE VALUE
———————————— ———– ——————————
spfile string +OCR02/raccluster/asmparameter
file/registry.253.1024674953
SQL
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/crsctl stop cluster -all
[root@ray31 ~]# /u01/app/gridhome/product/11.2.0/grid_1/bin/crsctl start cluster -all
# 删除磁盘组
# 在其他节点执行
SQL alter diskgroup ocr dismount;
Diskgroup altered.
# 其中一个节点执行删除磁盘组
SQL drop diskgroup OCR including contents;
Diskgroup dropped.
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