迁移OCR、表决磁盘和asm spfile到其他磁盘组中
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本文参考:https://levipereira.wordpress.com/2012/01/11/explaining-how-to-store-ocr-voting-disks-and-asm-spfile-on-asm-diskgroup-rac-or-rac-extended/
最初磁盘组+CRSTMP 里有一个voting 文件, ocr 和 asm spfile.
迁移后磁盘组CRS存储OCR文件和asm spfile,磁盘组VOTE存储表决磁盘和OCR MIRROR
检查节点是否为Actives:
$ olsnodes -slnxora01 Activelnxora02 Activelnxora03 Active
使用OCRCHECK查看OCR文件的存储位置:
$ ocrcheckStatus of Oracle Cluster Registry is as follows : Version : 3 Total space (kbytes) : 262120 Used space (kbytes) : 3848 Available space (kbytes) : 258272 ID : 1997055112 Device/File Name : +CRSTMP 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 bypassed due to non-privileged user使用CRSCTL查看表决文件的存储位置:
$ crsctl query css votedisk## STATE File Universal Id File Name Disk group-- ----- ----------------- --------- --------- 1. ONLINE a0d6ea8dfb944fe7bfb799a451195a18 (ORCL:CRSTMP01) [CRSTMP]Located 1 voting disk(s).使用ASMCMD查看ASM SPFILE的存储位置:
$ asmcmd spget+CRSTMP/testcluster/ASMPARAMETERFILE/REGISTRY.253.772133609获取ASM上关于表决磁盘的信息。我们在ASM上不能看到表决磁盘的文件,我们只知道表决磁盘存储在asmdisk上。
SET LINESIZE 150COL PATH FOR A30COL NAME FOR A10COL HEADER_STATUS FOR A20COL FAILGROUP FOR A20COL FAILGROUP_TYPE FOR A20COL VOTING_FILE FOR A20SELECT NAME,PATH,HEADER_STATUS,FAILGROUP, FAILGROUP_TYPE, VOTING_FILEFROM V$ASM_DISKWHERE GROUP_NUMBER = ( SELECT GROUP_NUMBER FROM V$ASM_DISKGROUP WHERE NAME='CRSTMP'); NAME PATH HEADER_STATUS FAILGROUP FAILGROUP_TYPE VOTING_FILE---------- ------------------------------ -------------------- -------------------- -------------------- --------------------CRSTMP01 ORCL:CRSTMP01 MEMBER CRSTMP01 REGULAR Y在ASM上获取OCR和ASM SPFILE的路径和全名
olsnodes -c : 显示集群的名称
$ olsnodes -ctstcluster set linesize 100col FILES_OF_CLUSTER for a60 select concat('+'||gname, sys_connect_by_path(aname, '/')) FILES_OF_CLUSTER from ( select b.name gname, a.parent_index pindex, a.name aname, a.reference_index rindex , a.system_created, a.alias_directory, c.type file_type from v$asm_alias a, v$asm_diskgroup b, v$asm_file c where a.group_number = b.group_number and a.group_number = c.group_number(+) and a.file_number = c.file_number(+) and a.file_incarnation = c.incarnation(+) ) WHERE file_type in ( 'ASMPARAMETERFILE','OCRFILE')start with (mod(pindex, power(2, 24))) = 0 and rindex in ( select a.reference_index from v$asm_alias a, v$asm_diskgroup b where a.group_number = b.group_number and (mod(a.parent_index, power(2, 24))) = 0 and a.name = LOWER('&CLUSTERNAME') )connect by prior rindex = pindex; Enter value for clustername: tstclusterold 17: and a.name = LOWER('&CLUSTERNAME')new 17: and a.name = LOWER('tstcluster') FILES_OF_CLUSTER---------------------------------------------------------+CRSTMP/tstcluster/OCRFILE/REGISTRY.255.772133361+CRSTMP/tstclsuter/ASMPARAMETERFILE/REGISTRY.253.772133609以下CRS01和CRS02将用于磁盘组的CRS,VOTE01,VOTE02和VOTE03将用于磁盘组VOTE
col path for a30 col name for a20 col header_status for a20 select path,name,header_status from v$asm_disk where path like '%CRS%' or path like '%VOTE%'; PATH NAME HEADER_STATUS------------------------------ -------------------- --------------------ORCL:CRS01 PROVISIONEDORCL:CRS02 PROVISIONEDORCL:VOTE01 PROVISIONEDORCL:VOTE02 PROVISIONEDORCL:VOTE03 PROVISIONEDORCL:CRSTMP01 CRSTMP01 MEMBER创建表决磁盘的磁盘组,每个磁盘必须在不同的failgroup中。
CREATE DISKGROUP VOTE NORMAL REDUNDANCY FAILGROUP STG1_C1 DISK 'ORCL:VOTE01' FAILGROUP STG1_C2 DISK 'ORCL:VOTE02' FAILGROUP STG1_C1_1 DISK 'ORCL:VOTE03' ATTRIBUTE 'compatible.asm' = '11.2.0.0.0'; Diskgroup created. # 在其他节点上启动磁盘组SQL> ! srvctl start diskgroup -g vote -n lnxora02,lnxora03 # 检查磁盘组是否活动在所有节点上SQL> ! srvctl status diskgroup -g voteDisk Group vote is running on lnxora01,lnxora02,lnxora03创建CRS磁盘组:
SQL>CREATE DISKGROUP CRS NORMAL REDUNDANCY FAILGROUP STG1_C1 DISK 'ORCL:CRS01' FAILGROUP STG1_C2 DISK 'ORCL:CRS02' ATTRIBUTE 'compatible.asm' = '11.2.0.0.0'; Diskgroup created. # 在其他节点上启动磁盘组SQL> ! srvctl start diskgroup -g crs -n lnxora02,lnxora03 # 检查磁盘组是否活动在所有节点上SQL> ! srvctl status diskgroup -g crsDisk Group crs is running on lnxora01,lnxora02,lnxora03SQL>SET LINESIZE 150COL PATH FOR A30COL NAME FOR A10COL HEADER_STATUS FOR A20COL FAILGROUP FOR A20COL FAILGROUP_TYPE FOR A20COL VOTING_FILE FOR A20SELECT NAME,PATH,HEADER_STATUS,FAILGROUP, FAILGROUP_TYPE, VOTING_FILEFROM V$ASM_DISKWHERE GROUP_NUMBER IN ( SELECT GROUP_NUMBER FROM V$ASM_DISKGROUP WHERE NAME IN ('CRS','VOTE')); NAME PATH HEADER_STATUS FAILGROUP FAILGROUP_TYPE VOTING_FILE---------- ------------------------------ -------------------- -------------------- -------------------- --------------------VOTE03 ORCL:VOTE03 MEMBER STG1_C1_1 REGULAR NVOTE02 ORCL:VOTE02 MEMBER STG1_C2 REGULAR NVOTE01 ORCL:VOTE01 MEMBER STG1_C1 REGULAR NCRS01 ORCL:CRS01 MEMBER STG1_C1 REGULAR NCRS02 ORCL:CRS02 MEMBER STG1_C2 REGULAR N移动表决文件从+ CRSTMP至+ VOTE
$ crsctl replace votedisk +VOTESuccessful addition of voting disk aaa75b9e7ce24f39bfd9eecb3e3c0e38.Successful addition of voting disk 873d51346cd34fc2bf9caa94999c4cd8.Successful addition of voting disk acda8619b74c4fe8bf886ee6c9fe8d1a.Successful deletion of voting disk a0d6ea8dfb944fe7bfb799a451195a18.Successfully replaced voting disk group with +VOTE.CRS-4266: Voting file(s) successfully replaced $ crsctl query css votedisk## STATE File Universal Id File Name Disk group-- ----- ----------------- --------- --------- 1. ONLINE aaa75b9e7ce24f39bfd9eecb3e3c0e38 (ORCL:VOTE01) [VOTE] 2. ONLINE 873d51346cd34fc2bf9caa94999c4cd8 (ORCL:VOTE02) [VOTE] 3. ONLINE acda8619b74c4fe8bf886ee6c9fe8d1a (ORCL:VOTE03) [VOTE]Located 3 voting disk(s). SET LINESIZE 150COL PATH FOR A30COL NAME FOR A10COL HEADER_STATUS FOR A20COL FAILGROUP FOR A20COL FAILGROUP_TYPE FOR A20COL VOTING_FILE FOR A20SELECT NAME,PATH,HEADER_STATUS,FAILGROUP, FAILGROUP_TYPE, VOTING_FILEFROM V$ASM_DISKWHERE GROUP_NUMBER = ( SELECT GROUP_NUMBER FROM V$ASM_DISKGROUP WHERE NAME='VOTE'); NAME PATH HEADER_STATUS FAILGROUP FAILGROUP_TYPE VOTING_FILE---------- ------------------------------ -------------------- -------------------- -------------------- --------------------VOTE03 ORCL:VOTE03 MEMBER STG1_C1_1 REGULAR YVOTE02 ORCL:VOTE02 MEMBER STG1_C2 REGULAR YVOTE01 ORCL:VOTE01 MEMBER STG1_C1 REGULAR Y移动OCR到磁盘组+ CRS和+ VOTE,并从磁盘组中删除+ CRSTMP
# /u01/app/11.2.0/grid/bin/ocrcheckStatus of Oracle Cluster Registry is as follows : Version : 3 Total space (kbytes) : 262120 Used space (kbytes) : 3868 Available space (kbytes) : 258252 ID : 1997055112 Device/File Name : +CRSTMP 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 # /u01/app/11.2.0/grid/bin/ocrconfig -add +CRS # /u01/app/11.2.0/grid/bin/ocrcheckStatus of Oracle Cluster Registry is as follows : Version : 3 Total space (kbytes) : 262120 Used space (kbytes) : 3836 Available space (kbytes) : 258284 ID : 1997055112 Device/File Name : +CRSTMP Device/File integrity check succeeded Device/File Name : +CRS 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 # /u01/app/11.2.0/grid/bin/ocrconfig -add +VOTE /u01/app/11.2.0/grid/bin/ocrcheckStatus of Oracle Cluster Registry is as follows : Version : 3 Total space (kbytes) : 262120 Used space (kbytes) : 3836 Available space (kbytes) : 258284 ID : 1997055112 Device/File Name : +CRSTMP Device/File integrity check succeeded Device/File Name : +CRS Device/File integrity check succeeded Device/File Name : +VOTE Device/File integrity check succeeded Device/File not configured Device/File not configured Cluster registry integrity check succeeded Logical corruption check succeeded # /u01/app/11.2.0/grid/bin/ocrconfig -delete +CRSTMP /u01/app/11.2.0/grid/bin/ocrcheckStatus of Oracle Cluster Registry is as follows : Version : 3 Total space (kbytes) : 262120 Used space (kbytes) : 3836 Available space (kbytes) : 258284 ID : 1997055112 Device/File Name : +CRS Device/File integrity check succeeded Device/File Name : +VOTE 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移动ASM SPFILE到磁盘组+ CRS
你会得到一个文件正在使用中的错误,但实际上已经将文件复制到文件系统和配置文件中。
$ asmcmd spget+CRSTMP/tstcluster/ASMPARAMETERFILE/REGISTRY.253.772133609 $ asmcmd spmove '+CRSTMP/tstcluster/ASMPARAMETERFILE/REGISTRY.253.772133609' '+CRS/tstcluster/spfileASM.ora'ORA-15032: not all alterations performedORA-15028: ASM file '+CRSTMP/tstcluster/ASMPARAMETERFILE/REGISTRY.253.772133609' not dropped; currently being accessed (DBD ERROR: OCIStmtExecute) # 检查是否已经更新$ asmcmd spget+CRS/tstcluster/spfileASM.ora检查ASM集群文件:
set linesize 100col FILES_OF_CLUSTER for a60 select concat('+'||gname, sys_connect_by_path(aname, '/')) FILES_OF_CLUSTER from ( select b.name gname, a.parent_index pindex, a.name aname, a.reference_index rindex , a.system_created, a.alias_directory, c.type file_type from v$asm_alias a, v$asm_diskgroup b, v$asm_file c where a.group_number = b.group_number and a.group_number = c.group_number(+) and a.file_number = c.file_number(+) and a.file_incarnation = c.incarnation(+) ) WHERE file_type in ( 'ASMPARAMETERFILE','OCRFILE')start with (mod(pindex, power(2, 24))) = 0 and rindex in ( select a.reference_index from v$asm_alias a, v$asm_diskgroup b where a.group_number = b.group_number and (mod(a.parent_index, power(2, 24))) = 0 and a.name = LOWER('&CLUSTERNAME') )connect by prior rindex = pindex;Enter value for clustername: tstclusterold 17: and a.name = LOWER('&CLUSTERNAME')new 17: and a.name = LOWER('tstcluster') FILES_OF_CLUSTER------------------------------------------------------------+CRSTMP/tstcluster/OCRFILE/REGISTRY.255.772133361+CRSTMP/tstcluster/ASMPARAMETERFILE/REGISTRY.253.772133609+VOTE/tstcluster/OCRFILE/REGISTRY.255.772207785+CRS/tstcluster/OCRFILE/REGISTRY.255.772207425+CRS/tstcluster/ASMPARAMETERFILE/REGISTRY.253.772208263+CRS/tstcluster/spfileASM.ora为了在ASM中可以使用新的SPFILE并断开磁盘组+ CRSTMP,我们需要重新启动集群。
# /u01/app/11.2.0/grid/bin/crsctl stop cluster -allCRS-2673: Attempting to stop 'ora.crsd' on 'lnxora01'CRS-2790: Starting shutdown of Cluster Ready Services-managed resources on 'lnxora01'.# /u01/app/11.2.0/grid/bin/crsctl start cluster -allCRS-2672: Attempting to start 'ora.cssdmonitor' on 'lnxora01'CRS-2672: Attempting to start 'ora.cssdmonitor' on 'lnxora02'. $ asmcmd spget+CRS/tstcluster/spfileASM.ora现在,我们可以删除磁盘组+ CRSTMP
SQL> ! srvctl stop diskgroup -g crstmp -n lnxora02,lnxora02 SQL> drop diskgroup crstmp including contents; Diskgroup dropped. SQL>FILES_OF_CLUSTER------------------------------------------------------------+CRS/tstcluster/OCRFILE/REGISTRY.255.772207425+CRS/tstcluster/ASMPARAMETERFILE/REGISTRY.253.772211229+CRS/tstcluster/spfileASM.ora+VOTE/tstcluster/OCRFILE/REGISTRY.255.772207785
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