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這篇文章主要講解了“ASM 下如何遷移 spfile”,文中的講解內容簡單清晰,易于學習與理解,下面請大家跟著丸趣 TV 小編的思路慢慢深入,一起來研究和學習“ASM 下如何遷移 spfile”吧!
How to move ASM spfile to a different disk group [ID 1082943.1]
適用于 11R2
有兩種方法:采用 create pfile/spflie 通過中間文件遷移;適用 asmcmd 自帶的 spcopy 命令;第一種方法比較簡單,步驟如下
create pfile= /tmp/pfile+ASM.ora from spfile;
create spfile= +PLAY from pfile= /tmp/pfile+ASM.ora
crsctl stop has
crsctl start has -- 重啟驗證
下面介紹一下 spcopy 命令
由于 GPnP profile 記錄有 spfile 路徑信息,因此需添加 - u 選項自動更新
1. Copy spfile with -u option - to update GPnP profile in RAC environment
$ asmcmd spget
+DATA/asm/asmparameterfile/registry.253.722601213
$ asmcmd lsdg
State Type Rebal Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Votin g_files Name
MOUNTED EXTERN N 512 4096 1048576 14658 9814 0 9814 0 N DATA/
MOUNTED EXTERN N 512 4096 1048576 9772 8507 0 8507 0 N PLAY/
MOUNTED EXTERN N 512 4096 1048576 9772 9212 0 9212 0 N RECO/
$ asmcmd spcopy -u +DATA/asm/asmparameterfile/registry.253.722601213 +PLAY/spfileASM.ora
2. Restart the HA stack to verify that ASM starts up fine with copiedspfile
$ crsctl stop has
CRS-2791: Starting shutdown of Oracle High Availability Services-managed resources on server
CRS-4133: Oracle High Availability Services has been stopped.
$ crsctl start has
CRS-4123: Oracle High Availability Services has been started.
$ asmcmd spget
+PLAY/spfileASM.ora
3. Remove the original spfile
$ asmcmd ls -l +DATA/asm/asmparameterfile
Type Redund Striped Time Sys Name
ASMPARAMETERFILE UNPROT COARSE JUN 25 10:00:00 Y REGISTRY.253.722601213
$ asmcmd rm +DATA/asm/asmparameterfile/registry.253.722601213
NOTE: The disk group that holds ASM spfile has to have COMPATIBLE.ASM value of 11.2 or higher.
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