分类目录归档:rman备份/恢复

恢复没有控制文件备份的rman数据文件备份

最近有朋友咨询,只有rman备份数据文件,无控制文件备份的问题,这里进行分析验证
只有数据文件的rman备份
这里只有数据文件的备份,没有任何控制文件的备份

C:\Documents and Settings\Administrator>e:

E:\>dir
 驱动器 E 中的卷是 新加卷
 卷的序列号是 68FB-8527

 E:\ 的目录

2018-03-29  10:53     6,163,873,792 FULL_20180329_01SV08N2_1_1.RMAN
2018-03-29  10:54     1,050,558,464 FULL_20180329_02SV0918_1_1.RMAN
2018-03-29  10:56     2,167,414,784 FULL_20180329_03SV092B_1_1.RMAN
2018-03-29  11:07     1,034,625,024 FULL_20180329_05SV09QQ_1_1.RMAN
2018-03-29  11:07         1,376,256 FULL_20180329_06SV09RJ_1_1.RMAN
2018-03-29  11:08         3,104,768 FULL_20180329_07SV09TP_1_1.RMAN

还原system01.dbf

SQL> startup nomount
ORACLE 例程已经启动。

Total System Global Area 2137886720 bytes
Fixed Size                  2177456 bytes
Variable Size            1224738384 bytes
Database Buffers          905969664 bytes
Redo Buffers                5001216 bytes


SQL> @restore_datafile.sql system01.dbf

Trying : E:/FULL_20180329_02SV0918_1_1.RMAN From : DISK
Data File : Found
------------------------
RESTORED Data File To: D:\oradata\orcl\system01.dbf

PL/SQL 过程已成功完成。

重建控制文件

SQL> startup nomount pfile=e:/pfile.txt
ORACLE 例程已经启动。

Total System Global Area 2137886720 bytes
Fixed Size                  2177456 bytes
Variable Size            1224738384 bytes
Database Buffers          905969664 bytes
Redo Buffers                5001216 bytes
SQL> CREATE CONTROLFILE REUSE DATABASE "ORCL" RESETLOGS  NOARCHIVELOG
  2      MAXLOGFILES 50
  3      MAXLOGMEMBERS 5
  4      MAXDATAFILES 100
  5      MAXINSTANCES 1
  6      MAXLOGHISTORY 226
  7  LOGFILE
  8    GROUP 1 'D:\oradata\orcl\redo01.log'  SIZE 100M,
  9    GROUP 2 'D:\oradata\orcl\redo02.log'  SIZE 100M,
 10    GROUP 3 'D:\oradata\orcl\redo03.log'  SIZE 100M
 11  DATAFILE
 12    'D:\oradata\orcl\system01.dbf'
 13  CHARACTER SET ZHS16GBK
 14  ;

控制文件已创建。

注册备份集

E:\>rman target /

恢复管理器: Release 11.2.0.1.0 - Production on 星期四 3月 29 15:46:17 2018

Copyright (c) 1982, 2009, Oracle and/or its affiliates.  All rights reserved.

已连接到目标数据库: ORCL (DBID=1449113534, 未打开)

RMAN> catalog start with 'e:/*.rman';

使用目标数据库控制文件替代恢复目录
搜索与样式 e:/*.rman 匹配的所有文件

数据库未知文件的列表
=====================================
文件名: E:\FULL_20180329_01SV08N2_1_1.RMAN
文件名: E:\FULL_20180329_02SV0918_1_1.RMAN
文件名: E:\FULL_20180329_03SV092B_1_1.RMAN
文件名: E:\FULL_20180329_05SV09QQ_1_1.RMAN
文件名: E:\FULL_20180329_06SV09RJ_1_1.RMAN
文件名: E:\FULL_20180329_07SV09TP_1_1.RMAN

是否确实要将上述文件列入目录 (输入 YES 或 NO)? yes
正在编制文件目录...
目录编制完毕

已列入目录的文件的列表
=======================
文件名: E:\FULL_20180329_01SV08N2_1_1.RMAN
文件名: E:\FULL_20180329_02SV0918_1_1.RMAN
文件名: E:\FULL_20180329_03SV092B_1_1.RMAN
文件名: E:\FULL_20180329_05SV09QQ_1_1.RMAN
文件名: E:\FULL_20180329_06SV09RJ_1_1.RMAN
文件名: E:\FULL_20180329_07SV09TP_1_1.RMAN

RMAN> list backup;


备份集列表
===================


BS 关键字  类型 LV 大小       设备类型 经过时间 完成时间
------- ---- -- ---------- ----------- ------------ ----------
1       Full    5.74G      DISK        00:00:00     29-3月 -18
        BP 关键字: 1   状态: AVAILABLE  已压缩: NO  标记: TAG20180329T104802
段名:E:\FULL_20180329_01SV08N2_1_1.RMAN
  备份集 1 中的数据文件列表
  文件 LV 类型 Ckp SCN    Ckp 时间   名称
  ---- -- ---- ---------- ---------- ----
  5       Full 96384627   29-3月 -18

BS 关键字  类型 LV 大小       设备类型 经过时间 完成时间
------- ---- -- ---------- ----------- ------------ ----------
2       Full    1001.88M   DISK        00:00:00     29-3月 -18
        BP 关键字: 2   状态: AVAILABLE  已压缩: NO  标记: TAG20180329T104802
段名:E:\FULL_20180329_02SV0918_1_1.RMAN
  备份集 2 中的数据文件列表
  文件 LV 类型 Ckp SCN    Ckp 时间   名称
  ---- -- ---- ---------- ---------- ----
  1       Full 96384627   29-3月 -18 D:\ORADATA\ORCL\SYSTEM01.DBF

BS 关键字  类型 LV 大小       设备类型 经过时间 完成时间
------- ---- -- ---------- ----------- ------------ ----------
3       Full    2.02G      DISK        00:00:00     29-3月 -18
        BP 关键字: 3   状态: AVAILABLE  已压缩: NO  标记: TAG20180329T104802
段名:E:\FULL_20180329_03SV092B_1_1.RMAN
  备份集 3 中的数据文件列表
  文件 LV 类型 Ckp SCN    Ckp 时间   名称
  ---- -- ---- ---------- ---------- ----
  6       Full 96384627   29-3月 -18

BS 关键字  类型 LV 大小       设备类型 经过时间 完成时间
------- ---- -- ---------- ----------- ------------ ----------
4       Full    986.69M    DISK        00:00:00     29-3月 -18
        BP 关键字: 4   状态: AVAILABLE  已压缩: NO  标记: TAG20180329T110706
段名:E:\FULL_20180329_05SV09QQ_1_1.RMAN
  备份集 4 中的数据文件列表
  文件 LV 类型 Ckp SCN    Ckp 时间   名称
  ---- -- ---- ---------- ---------- ----
  2       Full 96384627   29-3月 -18

BS 关键字  类型 LV 大小       设备类型 经过时间 完成时间
------- ---- -- ---------- ----------- ------------ ----------
5       Full    1.30M      DISK        00:00:00     29-3月 -18
        BP 关键字: 5   状态: AVAILABLE  已压缩: NO  标记: TAG20180329T110706
段名:E:\FULL_20180329_06SV09RJ_1_1.RMAN
  备份集 5 中的数据文件列表
  文件 LV 类型 Ckp SCN    Ckp 时间   名称
  ---- -- ---- ---------- ---------- ----
  4       Full 96384627   29-3月 -18

BS 关键字  类型 LV 大小       设备类型 经过时间 完成时间
------- ---- -- ---------- ----------- ------------ ----------
6       Full    2.95M      DISK        00:00:00     29-3月 -18
        BP 关键字: 6   状态: AVAILABLE  已压缩: NO  标记: TAG20180329T110841
段名:E:\FULL_20180329_07SV09TP_1_1.RMAN
  备份集 6 中的数据文件列表
  文件 LV 类型 Ckp SCN    Ckp 时间   名称
  ---- -- ---- ---------- ---------- ----
  3       Full 96384627   29-3月 -18

还原所有数据文件

SQL> @restore_datafile all_file

Restoring All Data Files :
--------------------------
Attempting To Restore :D:\oradata\orcl\1.dbf
------------------------
Trying : E:/FULL_20180329_01SV08N2_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_02SV0918_1_1.RMAN From : DISK
Data File : Found
------------------------
RESTORED Data File To: D:\oradata\orcl\1.dbf
Attempting To Restore :D:\oradata\orcl\2.dbf
------------------------
Trying : E:/FULL_20180329_01SV08N2_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_02SV0918_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_03SV092B_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_05SV09QQ_1_1.RMAN From : DISK
Data File : Found
------------------------
RESTORED Data File To: D:\oradata\orcl\2.dbf
Attempting To Restore :D:\oradata\orcl\3.dbf
------------------------
Trying : E:/FULL_20180329_01SV08N2_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_02SV0918_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_03SV092B_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_05SV09QQ_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_06SV09RJ_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_07SV09TP_1_1.RMAN From : DISK
Data File : Found
------------------------
RESTORED Data File To: D:\oradata\orcl\3.dbf
Attempting To Restore :D:\oradata\orcl\4.dbf
------------------------
Trying : E:/FULL_20180329_01SV08N2_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_02SV0918_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_03SV092B_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_05SV09QQ_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_06SV09RJ_1_1.RMAN From : DISK
Data File : Found
------------------------
RESTORED Data File To: D:\oradata\orcl\4.dbf
Attempting To Restore :D:\oradata\orcl\5.dbf
------------------------
Trying : E:/FULL_20180329_01SV08N2_1_1.RMAN From : DISK
Data File : Found
------------------------
RESTORED Data File To: D:\oradata\orcl\5.dbf
Attempting To Restore :D:\oradata\orcl\6.dbf
------------------------
Trying : E:/FULL_20180329_01SV08N2_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_02SV0918_1_1.RMAN From : DISK
Data File: Not Found
------------------------
Trying : E:/FULL_20180329_03SV092B_1_1.RMAN From : DISK
Data File : Found
------------------------
RESTORED Data File To: D:\oradata\orcl\6.dbf

PL/SQL 过程已成功完成。

重建控制文件并open数据库

SQL> CREATE CONTROLFILE REUSE DATABASE "ORCL" RESETLOGS  NOARCHIVELOG
  2      MAXLOGFILES 50
  3      MAXLOGMEMBERS 5
  4      MAXDATAFILES 100
  5      MAXINSTANCES 1
  6      MAXLOGHISTORY 226
  7  LOGFILE
  8    GROUP 1 'D:\oradata\orcl\redo01.log'  SIZE 100M,
  9    GROUP 2 'D:\oradata\orcl\redo02.log'  SIZE 100M,
 10    GROUP 3 'D:\oradata\orcl\redo03.log'  SIZE 100M
 11  DATAFILE
 12    'D:\oradata\orcl\1.dbf',
 13    'D:\oradata\orcl\2.dbf',
 14    'D:\oradata\orcl\3.dbf',
 15    'D:\oradata\orcl\4.dbf',
 16    'D:\oradata\orcl\5.dbf',
 17    'D:\oradata\orcl\6.dbf'
 18  CHARACTER SET ZHS16GBK
 19  ;

控制文件已创建。

SQL> alter database open resetlogs;

数据库已更改。

这里本质就是通过oracle内部包,直接还原数据文件,这个模拟的是基础的情况,在实际的恢复中,由于只有数据文件的备份,可能文件不一致,还需要通过一些非常规方法对数据库进行强制打开

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ORA-00230: operation disallowed: snapshot control file enqueue unavailable

rman 备份控制文件报ORA-00230: operation disallowed: snapshot control file enqueue unavailable错误

db1:/home/oracle>$rman target /

Recovery Manager: Release 10.2.0.3.0 - Production on Wed Jun 10 16:00:08 2015

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

connected to target database: ORCL (DBID=1150889877)

RMAN> backup current controlfile format '/tmp/xifenfei.ctl';

Starting backup at 10-JUN-15
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: sid=628 instance=orcl1 devtype=DISK
channel ORA_DISK_1: starting full datafile backupset
channel ORA_DISK_1: specifying datafile(s) in backupset
waiting for snapshot control file enqueue
waiting for snapshot control file enqueue
waiting for snapshot control file enqueue
waiting for snapshot control file enqueue
waiting for snapshot control file enqueue
cannot make a snapshot control file
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03009: failure of backup command on ORA_DISK_1 channel at 06/10/2015 16:03:10
ORA-00230: operation disallowed: snapshot control file enqueue unavailable

查看持有CF enqueue会话

Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.3.0 - 64bit Production
With the Partitioning, Real Application Clusters, OLAP and Data Mining options

SQL> SELECT s.SID, USERNAME AS "User", PROGRAM, MODULE,
  2  ACTION, LOGON_TIME "Logon"
  3  FROM V$SESSION s, V$ENQUEUE_LOCK l
  4  WHERE l.SID = s.SID
  5  AND l.TYPE = 'CF'
  6  AND l.ID1 = 0
  7  AND l.ID2 = 2;

       SID User
---------- ------------------------------
PROGRAM
------------------------------------------------
MODULE
------------------------------------------------
ACTION                           Logon
-------------------------------- ------------
       648 SYS
rman@db1 (TNS V1-V3)
backup full datafile
0000152 STARTED111               03-JUN-15

kill相关session

SQL> select spid from v$process where addr in(select paddr from v$session where sid=648);

SPID
------------
40108238

SQL> !ps -ef|grep 40108238
  oracle 39125244 65011720   0 15:59:27  pts/0  0:00 grep 40108238
  oracle 40108238        1   0   Jun 03      -  1:18 oracleorcl1 (DESCRIPTION=(LOCAL=YES)(ADDRESS=(PROTOCOL=beq)))


db1:/home/oracle>$kill -9 40108238

再次测试备份控制文件–OK

db1:/home/oracle>$rman target /

Recovery Manager: Release 10.2.0.3.0 - Production on Wed Jun 10 16:05:06 2015

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

connected to target database: ORCL (DBID=1150889877)

RMAN> backup current controlfile format '/tmp/xifenfei.ctl';

Starting backup at 10-JUN-15
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: sid=632 instance=orcl1 devtype=DISK
channel ORA_DISK_1: starting full datafile backupset
channel ORA_DISK_1: specifying datafile(s) in backupset
including current control file in backupset
channel ORA_DISK_1: starting piece 1 at 10-JUN-15
channel ORA_DISK_1: finished piece 1 at 10-JUN-15
piece handle=/tmp/xifenfei.ctl tag=TAG20150610T160516 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:02
Finished backup at 10-JUN-15
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windows rman自动备份并传输到远程服务器处理方法

在linux中,要使用rman备份后传输到远程服务器上,可以选择ftp,scp,nfs等方式实现,在win主机上可以配置ftp或者共享实现.linux的解决方法已经很多,这里重点提供win上面实现rman备份且传输到远程服务器的解决方法,简单实现异地备份方法:
1.win配置共享目录,而且设置远程服务器有写权限,如果省事可以配置everyone有读写权限
2.创建相关备份目录,这里主要是rmanfile,rmanscript,rmanlog
3.编写rman备份脚本

CONFIGURE RETENTION POLICY TO REDUNDANCY = 7;
CONFIGURE DEVICE TYPE DISK PARALLELISM 4;
CONFIGURE DEFAULT DEVICE TYPE TO DISK;
backup  as compressed backupset database format 'E:\backup_db\rmanfile\full_%T_%U.rman';
sql 'alter system archive log current';
backup  as compressed backupset archivelog  all format 'E:\backup_db\rmanfile\arch_%T_%U.rman'  delete input;
DELETE noprompt OBSOLETE;
crosscheck backup;
delete noprompt expired backup;
backup  format 'E:\backup_db\rmanfile\ctl_%T_%U.rman' current controlfile;
backup spfile format 'E:\backup_db\rmanfile\spfile_%T_%U.rman' ;
exit;

4.调用rman备份脚本

rman target / cmdfile=E:\backup_db\scriptfile\backup_db.rman 
log=E:\backup_db\logfile\rmanlog_%date:~0,4%%date:~5,2%%date:~8,2%.log

5.拷贝到远程脚本
需要注意是按照备份集中的日期作为标记来删除的,也就是说,一次备份最好不要跨天

copy /y e:\backup_db\rmanfile\*_%date:~0,4%%date:~5,2%%date:~8,2%_*.RMAN \\192.168.13.40\oracle_backup

6.删除远程服务器N天前备份脚本
需要注意是按照备份集中的日期作为标记来删除的,也就是说,一次备份最好不要跨天

@echo off
set DaysAgo=5
call :DateToDays %date:~0,4% %date:~5,2% %date:~8,2% PassDays
set /a PassDays-=%DaysAgo%
call :DaysToDate %PassDays% DstYear DstMonth DstDay
del \\192.168.13.40\oracle_backup\*_%DstYear%%DstMonth%%DstDay%_*.RMAN
goto :eof

:DateToDays %yy% %mm% %dd% days
setlocal ENABLEEXTENSIONS
set yy=%1&set mm=%2&set dd=%3
if 1%yy% LSS 200 if 1%yy% LSS 170 (set yy=20%yy%) else (set yy=19%yy%)
set /a dd=100%dd%%%100,mm=100%mm%%%100
set /a z=14-mm,z/=12,y=yy+4800-z,m=mm+12*z-3,j=153*m+2
set /a j=j/5+dd+y*365+y/4-y/100+y/400-2472633
endlocal&set %4=%j%&goto :EOF

:DaysToDate %days% yy mm dd
setlocal ENABLEEXTENSIONS
set /a a=%1+2472632,b=4*a+3,b/=146097,c=-b*146097,c/=4,c+=a
set /a d=4*c+3,d/=1461,e=-1461*d,e/=4,e+=c,m=5*e+2,m/=153,dd=153*m+2,dd/=5
set /a dd=-dd+e+1,mm=-m/10,mm*=12,mm+=m+3,yy=b*100+d-4800+m/10
(if %mm% LSS 10 set mm=0%mm%)&(if %dd% LSS 10 set dd=0%dd%)
endlocal&set %2=%yy%&set %3=%mm%&set %4=%dd%&goto :EOF

7.配置计划任务,让定时执行相关脚本

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