Migrate Database FILESYSTEM to ASM

MIGRATING DATABASE NONFILE SYSEM TO ASM PREPARED BY RAHMAN

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MIGRATING DATABASE FILE SYSTEM TO ASM

1. start the ASM instanceI. export ORACLE_SID=+ASMII. sqlplus / as sysdba

SQL> startupASM instance startedTotal System Global Area 83886080 bytesFixed Size 1217836 bytesVariable Size 57502420 bytesASM Cache 25165824 bytesASM diskgroups mounted

III. SQL> desc v$asm_disk;Name Null? Type----------------------------------------- -------- ---------------------------- GROUP_NUMBER NUMBERDISK_NUMBER NUMBERCOMPOUND_INDEX NUMBERINCARNATION NUMBERMOUNT_STATUS VARCHAR2(7)HEADER_STATUS VARCHAR2(12)MODE_STATUS VARCHAR2(7)STATE VARCHAR2(8)REDUNDANCY VARCHAR2(7)LIBRARY VARCHAR2(64)TOTAL_MB NUMBERFREE_MB NUMBERNAME VARCHAR2(30)FAILGROUP VARCHAR2(30)LABEL VARCHAR2(31)PATH VARCHAR2(256)UDID VARCHAR2(64)PRODUCT VARCHAR2(32)CREATE_DATE DATEMOUNT_DATE DATEREPAIR_TIMER NUMBERREADS NUMBERWRITES NUMBERREAD_ERRS NUMBERWRITE_ERRS NUMBERREAD_TIME NUMBERWRITE_TIME NUMBERBYTES_READ NUMBERBYTES_WRITTEN NUMBER

IV. SQL> desc v$asm_diskgroup;Name Null? Type----------------------------------------- -------- ---------------------------- GROUP_NUMBER NUMBERNAME VARCHAR2(30)SECTOR_SIZE NUMBERBLOCK_SIZE NUMBERALLOCATION_UNIT_SIZE NUMBERSTATE VARCHAR2(11)TYPE VARCHAR2(6)TOTAL_MB NUMBERFREE_MB NUMBERREQUIRED_MIRROR_FREE_MB NUMBERUSABLE_FILE_MB NUMBEROFFLINE_DISKS NUMBERUNBALANCED VARCHAR2(1)COMPATIBILITY VARCHAR2(60)DATABASE_COMPATIBILITY VARCHAR2(60

V. sql>select name,total_mb,free_mb from v$asm_disk group


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NAME TOTAL_MB FREE_MB------------------------------ ---------- ----------DISK 10228 6194

2. start the Normal databaseI. export ORACLE_SID=orclII. sqlplus / as sysdbaIII. sql>select name from V$database

o orclIV. sql>select name from v$datafile;

o /u01/app/oradata/orcl/system01.dbfo /u01/app/oradata/orcl/sysaux01.dbfo /u01/app/oradata/orcl/users01.dbfo /u01/app/oradata/orcl/undo01.dbf

V. sql>select name from v$controlfileo /u01/app/oradata/orcl/control01.ctlo /u01/app/oradata/orcl/control02.ctlo /u01/app/oradata/orcl/control03.ctl

VI. sql>select member from v$logfileo /u01/app/oradata/orcl/redo01.logo /u01/app/oradata/orcl/redo02.logo /u01/app/oradata/orcl/redo03.log

VII. sql>show parameter db_create_file;VIII. sql>show parameter control_files;IX. sql>archive log list;X. sql>alter system set control_files=+DISK scope=spfileXI. sql>alter system set db_create_file_dest=+DISKXII. sql>exit

3. $export ORACLE_SID=orcl4. $ORACLE_HOME/dbs/rman

o Rman>backup current controlfile format /u01/app/oracle/control.ctl;o Rman>shutdown immediate;o Rman>startup nomount;o Rman>restore controlfile from /u01/app/oracle/control.ctl;o Rman>alter database mount;o Rman>backup as copy database format +DISK;o Rman>Report schema;o Rman>Switch database to copy;o Rman>report schema;o Rman>alter database open resetlogs;o Rman>recover database;o Rman>alter database open resetlogs;o Rman>exit;


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5. $export ORACLE_SID=orcl6. $sqlplus / as sysdba

Sql>select name from v$database; Sql>select name from V$datafile;

Datafiles moved to ASM diskNAME+DISK/orcl/datafile/system.271.780612825+DISK/orcl/datafile/undotbs1.273.780612897+DISK/orcl/datafile/sysaux.272.780612871+DISK/orcl/datafile/users.274.780612899

Sql>select name from v$controlfile; Controlfiles moved to ASM disk

NAME+DISK/orcl/controlfile/current.270.780612771

Sql>select member from v$logfile; Logfiles does not moved to ASM disk

I. Select member from v$logfile;/u01/app/oradata/orcl/redo01.log/u01/app/oradata/orcl/redo02.log/u01/app/oradata/orcl/redo03.log

II. Sql>Select group#,status from v$log;Drop the unused or inactive state log groupsGROUP# STATUS---------- ----------------

1 INACTIVE2 INACTIVE3 CURRENT

III. Sql>alter database drop logfile group1IV. Sql>alter database add logfile group 1 +DISK size 20m;V. Sql>alter system switch logfile;VI. Sql>Select member from v$logfile;

Sql>select name from v$tempfile; Tempfiles doesnt moved to ADM disk

I. Sql>alter database tempfile $ORACLE_BASE/oradata/temp01.dbf dropincluding datafiles;

II. Sql>alter tablespace temp add tempfile +DISK size 20m;III. Sql>select name from v$tempfile;

NAME--------------------------------------------------------------------------------+DISK/orcl/tempfile/temp.275.780613543

Sql>show parameter spfile;NAME TYPE VALUE------------------------------------ ----------- ------------------------------spfile string /u01/app/oracle/product/10.2.0/db_1/dbs/orcl/spfileorcl.ora

Sql>create pfile from spfile;


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Sql>create spfile=+DISK/ORCL/spfileorcl.ora from pfile; Sql>shut immediate;

7. $cd $ORACLE_HOME/dbs/o Edit the pfile and delete all the contents in the pfile and add the location of spfile which

is contain ASM disk8. Sql>startup;

Sql>show parameter spfile;NAME TYPE VALUE------------------------------------ ----------- ------------------------------spfile string +DISK/orcl/spfileorcl.ora

9. Sql>alter database set db_recover_file_dest=+DISK;NAME TYPE VALUE

------------------------------------ ----------- ------------------------------

db_recovery_file_dest string +DISK

db_recovery_file_dest_size big integer 2G

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Migrate Database FILESYSTEM to ASM