㈠ 先在系統層面查詢CPU、IO使用情況：top、iostat、sar...等

㈡ EXEC DBMS_WORKLOAD_REPOSITORY.CREATE_SNAPSHOT();

㈢ rman target / debug trace =/tmp/rmandebug.txt log=/tmp/rman_log20130727.txt

執行備份

㈣ EXEC DBMS_WORKLOAD_REPOSITORY.CREATE_SNAPSHOT();

㈤ 查詢v$backup_datafile

set markup html on

set echo on

set pages 80

set lines 180

set NUMFORMAT 99999999999999999

spool rman_bak20130727.html

select file# fno,used_change_tracking bct,incremental_level incr,

incremental_change#,checkpoint_change#,datafile_blocks blks,

block_size ,blocks_read, round((blocks_read/datafile_blocks)*100,2)"%READ",

blocks,round((blocks/datafile_blocks)*100,2) "%WRTN",

to_char(comletion_time,'yyyy-mm-dd hh24:mi:ss')

from v$backup_datafile

order by file#,comletion_time;

spool off

set markup html off

By DBA_WaterBin

2013-07-27

Good ?Luck

總結

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