在看一个客户的数据库恢复日志的时候发现类似警告(File #N is offline, but is part of an online tablespace.),以前没有注意,这次通过试验来重现该部分内容
创建表空间
SQL> create tablespace readonly datafile "/home/oracle/.oradata/test/readonly01.dbf" size 128M;
Tablespace created.
SQL> alter tablespace readonly add datafile "/home/oracle/.oradata/test/readonly02.dbf" size 128M;
Tablespace altered.
写入数据
SQL> create table t_readonly tablespace readonly as select * from dba_objects;
Table created.
read only 表空间
SQL> select count(*) from t_readonly;
COUNT(*)
----------
72226
SQL> alter system switch logfile;
System altered.
SQL> /
System altered.
SQL> /
System altered.
SQL> alter tablespace readonly read only;
Tablespace altered.
SQL> alter system switch logfile;
System altered.
SQL> /
System altered.
SQL> /
System altered.
SQL> /
System altered.
备份数据库
[oracle@localhost ~]$ rman target /
Recovery Manager: Release 11.2.0.1.0 - Production on Tue Nov 1 21:15:51 2016
Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved.
connected to target database: TEST (DBID=2210907828)
RMAN> backup database format "/home/oracle/full_%U.rman";
Starting backup at 01-NOV-16
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=197 device type=DISK
channel ORA_DISK_1: starting full datafile backup set
channel ORA_DISK_1: specifying datafile(s) in backup set
input datafile file number=00001 name=/home/oracle/.oradata/test/system01.dbf
input datafile file number=00002 name=/home/oracle/.oradata/test/sysaux01.dbf
input datafile file number=00005 name=/home/oracle/.oradata/test/test01.dbf
input datafile file number=00006 name=/home/oracle/.oradata/test/test02.dbf
input datafile file number=00007 name=/home/oracle/.oradata/test/readonly01.dbf
input datafile file number=00008 name=/home/oracle/.oradata/test/readonly02.dbf
input datafile file number=00003 name=/home/oracle/.oradata/test/undotbs01.dbf
input datafile file number=00004 name=/home/oracle/.oradata/test/users01.dbf
channel ORA_DISK_1: starting piece 1 at 01-NOV-16
channel ORA_DISK_1: finished piece 1 at 01-NOV-16
piece handle=/home/oracle/full_03rjrp0t_1_1.rman tag=TAG20161101T211613 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:25
channel ORA_DISK_1: starting full datafile backup set
channel ORA_DISK_1: specifying datafile(s) in backup set
including current control file in backup set
including current SPFILE in backup set
channel ORA_DISK_1: starting piece 1 at 01-NOV-16
channel ORA_DISK_1: finished piece 1 at 01-NOV-16
piece handle=/home/oracle/full_04rjrp1m_1_1.rman tag=TAG20161101T211613 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:01
Finished backup at 01-NOV-16
RMAN> sql "alter system archive log current";
backup as compressed backupset archivelog all format "/home/oracle/arch_%T_%U.rman" delete input;
sql statement: alter system archive log current
RMAN>
Starting backup at 01-NOV-16
current log archived
using channel ORA_DISK_1
channel ORA_DISK_1: starting compressed archived log backup set
channel ORA_DISK_1: specifying archived log(s) in backup set
input archived log thread=1 sequence=494 RECID=1 STAMP=926802386
input archived log thread=1 sequence=495 RECID=2 STAMP=926802386
input archived log thread=1 sequence=496 RECID=3 STAMP=926802389
input archived log thread=1 sequence=497 RECID=4 STAMP=926802693
input archived log thread=1 sequence=498 RECID=5 STAMP=926802693
input archived log thread=1 sequence=499 RECID=6 STAMP=926802696
input archived log thread=1 sequence=500 RECID=7 STAMP=926802787
input archived log thread=1 sequence=501 RECID=8 STAMP=926802789
input archived log thread=1 sequence=502 RECID=9 STAMP=926802792
input archived log thread=1 sequence=503 RECID=10 STAMP=926802793
input archived log thread=1 sequence=504 RECID=11 STAMP=926802812
input archived log thread=1 sequence=505 RECID=12 STAMP=926802813
input archived log thread=1 sequence=506 RECID=13 STAMP=926802816
input archived log thread=1 sequence=507 RECID=14 STAMP=926803076
input archived log thread=1 sequence=508 RECID=15 STAMP=926803077
channel ORA_DISK_1: starting piece 1 at 01-NOV-16
channel ORA_DISK_1: finished piece 1 at 01-NOV-16
piece handle=/home/oracle/arch_20161101_05rjrp45_1_1.rman tag=TAG20161101T211757 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:03
channel ORA_DISK_1: deleting archived log(s)
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_494_d1k4tkot_.arc RECID=1 STAMP=926802386
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_495_d1k4tln7_.arc RECID=2 STAMP=926802386
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_496_d1k4tot5_.arc RECID=3 STAMP=926802389
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_497_d1k544w3_.arc RECID=4 STAMP=926802693
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_498_d1k545wc_.arc RECID=5 STAMP=926802693
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_499_d1k548bm_.arc RECID=6 STAMP=926802696
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_500_d1k5734v_.arc RECID=7 STAMP=926802787
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_501_d1k5752s_.arc RECID=8 STAMP=926802789
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_502_d1k578c2_.arc RECID=9 STAMP=926802792
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_503_d1k579hy_.arc RECID=10 STAMP=926802793
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_504_d1k57w6s_.arc RECID=11 STAMP=926802812
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_505_d1k57xj1_.arc RECID=12 STAMP=926802813
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_506_d1k580hj_.arc RECID=13 STAMP=926802816
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_507_d1k5j4q0_.arc RECID=14 STAMP=926803076
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_508_d1k5j4yq_.arc RECID=15 STAMP=926803077
Finished backup at 01-NOV-16
RMAN> backup format "/home/oracle/ctl_%T_%U.rman" current controlfile;
Starting backup at 01-NOV-16
using channel ORA_DISK_1
channel ORA_DISK_1: starting full datafile backup set
channel ORA_DISK_1: specifying datafile(s) in backup set
including current control file in backup set
channel ORA_DISK_1: starting piece 1 at 01-NOV-16
channel ORA_DISK_1: finished piece 1 at 01-NOV-16
piece handle=/home/oracle/ctl_20161101_06rjrp75_1_1.rman tag=TAG20161101T211933 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:01
Finished backup at 01-NOV-16
清理环境还原数据库
RMAN> shutdown immediate;
database closed
database dismounted
Oracle instance shut down
RMAN> exit
Recovery Manager complete.
[oracle@localhost .oradata]$ mv test test_20161101
[oracle@localhost .oradata]$ mkdir test
还原数据库
[oracle@localhost ~]$ sqlplus / as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Tue Nov 1 21:21:09 2016
Copyright (c) 1982, 2009, Oracle. All rights reserved.
Connected to an idle instance.
SQL> startup nomount;
ORACLE instance started.
Total System Global Area 2421825536 bytes
Fixed Size 2215744 bytes
Variable Size 1795162304 bytes
Database Buffers 603979776 bytes
Redo Buffers 20467712 bytes
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
[oracle@localhost ~]$ rman target /
Recovery Manager: Release 11.2.0.1.0 - Production on Tue Nov 1 21:21:22 2016
Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved.
connected to target database: TEST (not mounted)
RMAN> restore controlfile from "/home/oracle/ctl_20161101_06rjrp75_1_1.rman";
Starting restore at 01-NOV-16
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=63 device type=DISK
channel ORA_DISK_1: restoring control file
channel ORA_DISK_1: restore complete, elapsed time: 00:00:01
output file name=/home/oracle/.oradata/test/control01.ctl
Finished restore at 01-NOV-16
RMAN> alter database mount;
database mounted
released channel: ORA_DISK_1
RMAN> restore database;
Starting restore at 01-NOV-16
Starting implicit crosscheck backup at 01-NOV-16
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=63 device type=DISK
Crosschecked 3 objects
Finished implicit crosscheck backup at 01-NOV-16
Starting implicit crosscheck copy at 01-NOV-16
using channel ORA_DISK_1
Finished implicit crosscheck copy at 01-NOV-16
searching for all files in the recovery area
cataloging files...
no files cataloged
using channel ORA_DISK_1
datafile 5 not processed because file is offline
datafile 6 not processed because file is offline
channel ORA_DISK_1: starting datafile backup set restore
channel ORA_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_DISK_1: restoring datafile 00001 to /home/oracle/.oradata/test/system01.dbf
channel ORA_DISK_1: restoring datafile 00002 to /home/oracle/.oradata/test/sysaux01.dbf
channel ORA_DISK_1: restoring datafile 00003 to /home/oracle/.oradata/test/undotbs01.dbf
channel ORA_DISK_1: restoring datafile 00004 to /home/oracle/.oradata/test/users01.dbf
channel ORA_DISK_1: restoring datafile 00007 to /home/oracle/.oradata/test/readonly01.dbf
channel ORA_DISK_1: restoring datafile 00008 to /home/oracle/.oradata/test/readonly02.dbf
channel ORA_DISK_1: reading from backup piece /home/oracle/full_03rjrp0t_1_1.rman
channel ORA_DISK_1: piece handle=/home/oracle/full_03rjrp0t_1_1.rman tag=TAG20161101T211613
channel ORA_DISK_1: restored backup piece 1
channel ORA_DISK_1: restore complete, elapsed time: 00:00:15
Finished restore at 01-NOV-16
RMAN> exit
Recovery Manager complete.
检查数据库文件
read_only1
通过Oracle Database Recovery Check很明显发现,这里看到文件状态是read only的.
recover database
[oracle@localhost ~]$ rman target /
Recovery Manager: Release 11.2.0.1.0 - Production on Tue Nov 1 21:28:14 2016
Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved.
connected to target database: TEST (DBID=2210907828, not open)
RMAN> recover database;
Starting recover at 01-NOV-16
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=63 device type=DISK
datafile 7 not processed because file is read-only <<<<=====注意
datafile 8 not processed because file is read-only <<<<=====注意
starting media recovery
channel ORA_DISK_1: starting archived log restore to default destination
channel ORA_DISK_1: restoring archived log
archived log thread=1 sequence=507
channel ORA_DISK_1: restoring archived log
archived log thread=1 sequence=508
channel ORA_DISK_1: reading from backup piece /home/oracle/arch_20161101_05rjrp45_1_1.rman
channel ORA_DISK_1: piece handle=/home/oracle/arch_20161101_05rjrp45_1_1.rman tag=TAG20161101T211757
channel ORA_DISK_1: restored backup piece 1
channel ORA_DISK_1: restore complete, elapsed time: 00:00:01
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_507_d1k63pj8_.arc thread=1 sequence=507
channel default: deleting archived log(s)
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_507_d1k63pj8_.arc RECID=16 STAMP=926803702
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_508_d1k63pww_.arc thread=1 sequence=508
channel default: deleting archived log(s)
archived log file name=/opt/oracle/flash_recovery_area/TEST/archivelog/2016_11_01/o1_mf_1_508_d1k63pww_.arc RECID=17 STAMP=926803702
unable to find archived log
archived log thread=1 sequence=509
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of recover command at 11/01/2016 21:28:24
RMAN-06054: media recovery requesting unknown archived log for thread 1 with sequence 509 and starting SCN of 8933048
RMAN> exit
resetlogs 打开数据库
SQL> set numw 16
SQL> SELECT status,
checkpoint_change#,
2 3 checkpoint_time,last_change#,
count(*) ROW_NUM
FROM v$datafile
GROUP BY status, checkpoint_change#, checkpoint_time,last_change#
ORDER BY status, checkpoint_change#, checkpoint_time; 4 5 6 7
STATUS CHECKPOINT_CHANGE# CHECKPOIN LAST_CHANGE# ROW_NUM
------- ------------------ --------- ---------------- ----------------
ONLINE 8932792 01-NOV-16 2
ONLINE 8933048 01-NOV-16 3
SYSTEM 8933048 01-NOV-16 1
SQL> SELECT status,
2 checkpoint_change#,
3 checkpoint_time,FUZZY,
4 count(*) ROW_NUM
5 FROM v$datafile_header
GROUP BY status, checkpoint_change#, checkpoint_time,fuzzy
ORDER BY status, checkpoint_change#, checkpoint_time;
6 7
STATUS CHECKPOINT_CHANGE# CHECKPOIN FUZ ROW_NUM
------- ------------------ --------- --- ----------------
ONLINE 8932792 01-NOV-16 NO 2
ONLINE 8933048 01-NOV-16 NO 4
SQL> alter database open resetlogs;
Database altered.
alert日志信息
Tue Nov 01 21:29:56 2016
alter database open resetlogs
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 1 of thread 1
ORA-00312: online log 1 thread 1: "/home/oracle/.oradata/test/redo01.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 1 of thread 1
ORA-00312: online log 1 thread 1: "/home/oracle/.oradata/test/redo01.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 2 of thread 1
ORA-00312: online log 2 thread 1: "/home/oracle/.oradata/test/redo02.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 2 of thread 1
ORA-00312: online log 2 thread 1: "/home/oracle/.oradata/test/redo02.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 3 of thread 1
ORA-00312: online log 3 thread 1: "/home/oracle/.oradata/test/redo03.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 3 of thread 1
ORA-00312: online log 3 thread 1: "/home/oracle/.oradata/test/redo03.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
RESETLOGS after incomplete recovery UNTIL CHANGE 8933048
Resetting resetlogs activation ID 2210869684 (0x83c731b4)
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 1 of thread 1
ORA-00312: online log 1 thread 1: "/home/oracle/.oradata/test/redo01.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 1 of thread 1
ORA-00312: online log 1 thread 1: "/home/oracle/.oradata/test/redo01.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 2 of thread 1
ORA-00312: online log 2 thread 1: "/home/oracle/.oradata/test/redo02.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 2 of thread 1
ORA-00312: online log 2 thread 1: "/home/oracle/.oradata/test/redo02.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 3 of thread 1
ORA-00312: online log 3 thread 1: "/home/oracle/.oradata/test/redo03.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_ora_14479.trc:
ORA-00313: open failed for members of log group 3 of thread 1
ORA-00312: online log 3 thread 1: "/home/oracle/.oradata/test/redo03.log"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Tue Nov 01 21:29:58 2016
Setting recovery target incarnation to 3
Tue Nov 01 21:29:58 2016
Assigning activation ID 2224900353 (0x849d4901)
LGWR: STARTING ARCH PROCESSES
Tue Nov 01 21:29:58 2016
ARC0 started with pid=20, OS id=14486
ARC0: Archival started
LGWR: STARTING ARCH PROCESSES COMPLETE
ARC0: STARTING ARCH PROCESSES
Tue Nov 01 21:29:59 2016
ARC1 started with pid=21, OS id=14488
Tue Nov 01 21:29:59 2016
ARC2 started with pid=22, OS id=14490
ARC1: Archival started
Tue Nov 01 21:29:59 2016
ARC3 started with pid=23, OS id=14492
ARC2: Archival started
ARC1: Becoming the "no FAL" ARCH
ARC1: Becoming the "no SRL" ARCH
ARC2: Becoming the heartbeat ARCH
Thread 1 opened at log sequence 1
Current log# 1 seq# 1 mem# 0: /home/oracle/.oradata/test/redo01.log
Successful open of redo thread 1
MTTR advisory is disabled because FAST_START_MTTR_TARGET is not set
Tue Nov 01 21:29:59 2016
SMON: enabling cache recovery
Successfully onlined Undo Tablespace 2.
Dictionary check beginning
File #7 is offline, but is part of an online tablespace.
data file 7: "/home/oracle/.oradata/test/readonly01.dbf"
Successfuly brought file #7 online.
File #8 is offline, but is part of an online tablespace.
data file 8: "/home/oracle/.oradata/test/readonly02.dbf"
Successfuly brought file #8 online.
Tue Nov 01 21:29:59 2016
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_dbw0_14226.trc:
ORA-01157: cannot identify/lock data file 201 - see DBWR trace file
ORA-01110: data file 201: "/home/oracle/.oradata/test/temp01.dbf"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
Errors in file /opt/oracle/diag/rdbms/test/test/trace/test_dbw0_14226.trc:
ORA-01186: file 201 failed verification tests
ORA-01157: cannot identify/lock data file 201 - see DBWR trace file
ORA-01110: data file 201: "/home/oracle/.oradata/test/temp01.dbf"
File 201 not verified due to error ORA-01157
Dictionary check complete
Verifying file header compatibility for 11g tablespace encryption..
Verifying 11g file header compatibility for tablespace encryption completed
SMON: enabling tx recovery
Re-creating tempfile /home/oracle/.oradata/test/temp01.dbf
Database Characterset is AL32UTF8
No Resource Manager plan active
replication_dependency_tracking turned off (no async multimaster replication found)
Starting background process QMNC
Tue Nov 01 21:30:00 2016
QMNC started with pid=24, OS id=14494
LOGSTDBY: Validating controlfile with logical metadata
LOGSTDBY: Validation complete
ARC3: Archival started
ARC0: STARTING ARCH PROCESSES COMPLETE
Completed: alter database open resetlogs
这里看到了我们期待的警告
File #7 is offline, but is part of an online tablespace.
data file 7: ‘/home/oracle/.oradata/test/readonly01.dbf’
Successfuly brought file #7 online.
File #8 is offline, but is part of an online tablespace.
data file 8: ‘/home/oracle/.oradata/test/readonly02.dbf’
Successfuly brought file #8 online.
结论：如果数据库的表空间之前是read only,然后resetlogs操作就会有类似提示(File #N is offline, but is part of an online tablespace).这样的整个恢复过程不影响read only表空间中的数据
原文来自:http://www.xifenfei.com/2016/11/read-only-tablespace-resetlogs.html
oracle报错file or directory|oracle报错File #N is offline, but is part of an online tablespace
http://m.bbyears.com/shujuku/113715.html
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