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????,RMAN?Oracle?????????????????????,?RMAN?????????????????,??????????????
?????,RMAN?????
RMAN????????????
RMAN???/??????????
????????????
????1487262.1???????????,?????RMAN??/????????4??????:
????
????
????
???????
???????????????,???????SQLPLUS???,???????????“DD-MON-RR HH24:MI:SS”???????,???????????
??:
SQL>spool monitor.out
SQL>@monitor '06-aug-12 16:38:03'
?????RMAN???????????,?????????,?????? - ???????????????????,?????RMAN??????
???????4???????????????
????
??DBA????????V$SESSION_LONGOPS???????????????????????,??????????????????
??:
SID CH CONTEXT SOFAR TOTALWORK % Complete
--- -- ------- ------ ---------- ----------
16 t1 1 181950 1186752 15.33
148 t2 1 249722 422400 59.12
??:
- ????????????????
- ???????????????
????
??????RMAN?????????????????????????????????????????????????????????Oracle????????????????????????
??:
SID CH SEQ#
EVENT STATE SECONDS
--- -- ----
--------------------------------- ------- -------
16 t1 5735 RMAN backup & recovery I/O WAITING 10
143 8200 SQL*Net message from client WAITING 258.83
148 t2 7941 Backup:
MML create a backup piece WAITING 196.13
?????????T2???????????????,???????T2?????????????????
??:
-?CH??????RMAN???,?Rman???????????,?????????
-??SEQ#?????????,????????
-?????????,??????SEQ#????
-????????????????RMAN backup &
recovery I/O'??????????????IO????
????
???????????????????????????????,???????backup_tape_io_slaves=TRUE,??????????????????
??:
SID CH STATUS OPEN_TIME SOFAR Mb TOTMB IO_COUNT % Complete TYPE FILENAME
--- -- ----------- ------------------ -------- ------ ---------- --------
------ -------------
19 t1 FINISHED 02-aug-12 17:28:42 567.5 567.5 569 100.00 INPUT users01.dbf
19 t1 IN PROGRESS 02-aug-12
17:28:42 3489.99 8704 3490 40.10 INPUT sh.dbf
19 t1 IN PROGRESS 02-aug-12
17:28:42 3778 15113 OUTPUT kvnhlb22_1_1
20 t2 FINISHED 02-aug-12 17:28:38 740 740 742 100.00 INPUT system01.dbf
20 t2 FINISHED 02-aug-12 17:28:38 880 880 882 100.00 INPUT sysaux01.dbf
20 t2 FINISHED 02-aug-12 17:28:38 1680 1680 1682 100.00 INPUT undotbs01.dbf
20 t2 FINISHED 02-aug-12 17:28:38 3007.25 12029 OUTPUT l0nhlb23_1_1
??:
- ???????????????,??RMAN??????IO,??????????IO??,??(Document 360443.1 RMAN Backup Performance)
- ?? IO_COUNT???????????
???????
?????,????????, ????????????v$backup_sync_io
?????????.
??:
SID CH FILENAME TYPE STATUS BSZ BFC OPEN IO_COUNT
--- -- ------------ ------ ----------- ------ --- ------------------
--------
16 t1 ksnhla1b_1_1 OUTPUT IN
PROGRESS 262144 4 02-aug-12
17:12:20 1092
148 t2 ktnhla1c_1_1 OUTPUT IN PROGRESS 262144 4 02-aug-12 17:12:15 2968
??:
-?????????????????,??RMAN??????IO
-?? IO_COUNT??????????
-??IO_COUNT ????,
???IO_COUNT ????????????,???????????????,?????????????
????:
???????????????
Document 1487262.1 Script to monitor RMAN
Backup and Restore Operations
Document 144640.1 RMAN:
Monitoring Recovery Manager Jobs
Document 360443.1 RMAN Backup
Performance
Document 740911.1 RMAN Restore
Performance
??,?????My Oracle Support Database Backup and
Recovery community ?Oracle?????????????/??????
