oracle 10g 아카이브 모드 설정

1. 아카이브 모드 상태 확인

   SQL> archive log list
   \\Database log mode              No Archive Mode
   Automatic archival             Disabled
   Archive destination            USE_DB_RECOVERY_FILE_DEST
   Oldest online log sequence     1
   Current log sequence           2
   \\\\SQL> show parameter spfile
   \\NAME                                 TYPE        VALUE
   ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~- ~-~-~-~-~-~-~-~-~-~-- ~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-
   spfile                               string      /u01/app/oracle/product/10.2.0
                                                    /db_1/dbs/spfileTSH1.ora

2. 아카이브 모드 설정

   SQL> ALTER SYSTEM SET log_archive_dest_1='location=/u01/app/oracle/oradata/data reopen=60' scope=spfile;
   System altered.
   \\\\SQL> ALTER SYSTEM SET log_archive_format='%t_%s_%r.arc' scope=spfile;
   System altered.

3. Oracle 종료

   SQL> shutdown immediate
   Database closed.
   Database dismounted.
   ORACLE instance shut down.

4. Oracle 시작

   SQL> startup mount
   .ORACLE instance started.
   \\Total System Global Area  608174080 bytes
   Fixed Size                  1220844 bytes
   Variable Size             171970324 bytes
   Database Buffers          432013312 bytes
   Redo Buffers                2969600 bytes
   Database mounted.

5. log모드 변경

   SQL> alter database archivelog;
   Database altered.

6. 아카이브모드 설정내용 확인

   SQL> archive log list
   Database log mode              Archive Mode
   Automatic archival             Enabled
   Archive destination            /u01/app/oracle/oradata/data
   Oldest online log sequence     1
   Next log sequence to archive   2
   Current log sequence           2

7. DB Open

   SQL> alter database open;
   Database altered.

8. DB 셧다운 & Cold Backup 권장

   SQL> shutdown immediate
   Database closed.
   Database dismounted.
   ORACLE instance shut down.

9. log파일 생성확인

   SQL> ALTER SYSTEM SWITCH LOGFILE;
   \\System altered.