一、環境說明
操作系統版本: RHEL 6.5 x64
1. 源數據庫服務器
Oracle版本: Oracle 11g 11.2.0.4 64位(單機)
Oracle_SID: orcl
db_name :
orcl
背景：一臺生產oracle10g（10.2.0.5）數據庫計劃遷移到Oracle 11.2.0.4.0 RAC.
1)
先oracle10g（10.2.0.5）升級到Oracle 11.2.0.4（過程略）
2）再Oracle 11.2.0.4單實例遷移到Oracle
11.2.0.4 RAC集羣
2. 目標數據庫服務器
操作系統：RHEL 6.8 x64 安裝注意點：
Oracle版本: Oracle 11g 11.2.0.4 RAC
64位
Oracle_SID: orcl1 / orcl2
db_name : orcl
說明：
1）RAC與單實例的數據庫名一致，不需要重新創建一個實例或恢復一個實例,這也是需要提前考慮的內容。
2）可以直接在RAC原實例上做恢復處理，可以減少一些操作步驟，例如參數文件、口令文件等可以利用原RAC配置即可，無需要修改。
二、源DB服務器
1. 源服務器環境說明
源服務器通過執行 RMAN備份,需要執行異機RAC恢復操作。
2. 備份源數據庫
備份腳本內容
#!/bin/bash
# ScriptName:rmanbakup.sh
# Usage: backup all files in
oracle user environment.
# Author: koumm
# Creation: 2017-09-16
#
Version: 1.0.0
#Define variable <You may need to change the value of
basedir.>
basedir=/u01/orabak
date=`date +%Y%m%d`
#Create pfile
sqlplus / as sysdba <<EOF
create
pfile='$basedir/pfile$date.ora' from spfile;
EOF
#RMAN BACKUP
rman target / log=$basedir/backup_all_$date.log
<<EOF
run{
allocate channel c1 device type disk;
allocate channel
c2 device type disk;
backup database filesperset 4 format
'$basedir/full_%d_%T_%s_%p';
sql 'alter system archive log current';
sql
'alter system archive log current';
sql 'alter system archive log
current';
sql 'alter system archive log current';
backup archivelog all
format '$basedir/arch_%d_%T_%s_%p' delete input;
backup current controlfile
format '$basedir/ctl_%d_%T_%s_%p';
release channel c1;
release channel
c2;
}
EOF
3. 備份集目錄內容
[oracle@ora11g orabak]$ ll -h
total 1.4G
-rw-r----- 1 oracle oinstall
16M Sep 16 08:29 arch_ORCL_20170916_5_1
-rw-r----- 1 oracle oinstall 3.5K Sep
16 08:29 arch_ORCL_20170916_6_1
-rw-r----- 1 oracle oinstall 2.5K Sep 16
08:29 arch_ORCL_20170916_7_1
-rw-r--r-- 1 oracle oinstall 4.8K Sep 16 08:29
backup_all_20170916.log
-rw-r----- 1 oracle oinstall 9.4M Sep 16 08:29
ctl_ORCL_20170916_8_1
-rw-r----- 1 oracle oinstall 707M Sep 16 08:29
full_ORCL_20170916_1_1
-rw-r----- 1 oracle oinstall 642M Sep 16 08:28
full_ORCL_20170916_2_1
-rw-r----- 1 oracle oinstall 9.4M Sep 16 08:28
full_ORCL_20170916_3_1
-rw-r----- 1 oracle oinstall 96K Sep 16 08:28
full_ORCL_20170916_4_1
-rw-r--r-- 1 oracle oinstall 1.1K Sep 16 08:28
pfile20170916.ora
[oracle@ora11g orabak]$
4. 把備份集傳到目標數據庫rac db1上
[root@ora11g u01]# scp -r /u01/orabak
192.168.0.135:/u01/
[email protected]'s password:
full_ORCL_20170916_2_1
100% 641MB 106.9MB/s 00:06
full_ORCL_20170916_1_1
100% 707MB 88.3MB/s 00:08
ctl_ORCL_20170916_8_1
100% 9568KB 9.3MB/s 00:00
arch_ORCL_20170916_7_1
100% 2560 2.5KB/s 00:00
pfile20170916.ora
100% 1053 1.0KB/s 00:00
full_ORCL_20170916_3_1
100% 9568KB 9.3MB/s 00:00
full_ORCL_20170916_4_1
100% 96KB 96.0KB/s 00:00
arch_ORCL_20170916_5_1
100% 16MB 15.7MB/s 00:00
arch_ORCL_20170916_6_1
100% 3584 3.5KB/s 00:00
backup_all_20170916.log
100% 4851 4.7KB/s 00:00
三、目的服務器上做RMAN恢復準備
1. 查看RAC磁盤掛載情況以及名稱
[root@db1 ~]# su - grid
[root@db1 ~]$ sqlplus / as sysasm
col name for a10
col state for a10
select group_number , name , state,
type, total_mb, free_mb from v$asm_diskgroup ;
SQL> select group_number , name , state, type, total_mb, free_mb from v$asm_diskgroup ;
GROUP_NUMBER NAME STATE TYPE TOTAL_MB
FREE_MB
------------ ---------- ---------- ------------ ----------
----------
1 CRS MOUNTED NORMAL 30720 29794
2 DATA MOUNTED EXTERN 40960 39032
3 RECOVERY
MOUNTED EXTERN 25952 24758
2. 檢查備份集目錄以及文件權限
[root@db1 u01]# chown -R oracle:oinstall /u01/orabak
[root@db1 u01]# ll -h
/u01/orabak/
total 1.4G
-rw-r----- 1 oracle oinstall 16M Sep 16 14:48
arch_ORCL_20170916_5_1
-rw-r----- 1 oracle oinstall 3.5K Sep 16 14:48
arch_ORCL_20170916_6_1
-rw-r----- 1 oracle oinstall 2.5K Sep 16 14:48
arch_ORCL_20170916_7_1
-rw-r--r-- 1 oracle oinstall 4.8K Sep 16 14:48
backup_all_20170916.log
-rw-r----- 1 oracle oinstall 9.4M Sep 16 14:48
ctl_ORCL_20170916_8_1
-rw-r----- 1 oracle oinstall 707M Sep 16 14:48
full_ORCL_20170916_1_1
-rw-r----- 1 oracle oinstall 642M Sep 16 14:48
full_ORCL_20170916_2_1
-rw-r----- 1 oracle oinstall 9.4M Sep 16 14:48
full_ORCL_20170916_3_1
-rw-r----- 1 oracle oinstall 96K Sep 16 14:48
full_ORCL_20170916_4_1
-rw-r--r-- 1 oracle oinstall 1.1K Sep 16 14:48
pfile20170916.ora
3. 查看集羣狀態
[grid@db1 ~]$ crsctl stat res
-t
--------------------------------------------------------------------------------
NAME
TARGET STATE SERVER STATE_DETAILS
--------------------------------------------------------------------------------
Local
Resources
--------------------------------------------------------------------------------
ora.CRS.dg
ONLINE ONLINE db1
ONLINE ONLINE
db2
ora.DATA.dg
ONLINE ONLINE db1
ONLINE ONLINE
db2
ora.LISTENER.lsnr
ONLINE ONLINE
db1
ONLINE
ONLINE db2
ora.RECOVERY.dg
ONLINE ONLINE
db1
ONLINE
ONLINE db2
ora.asm
ONLINE ONLINE db1
Started
ONLINE ONLINE
db2 Started
ora.gsd
OFFLINE OFFLINE db1
OFFLINE OFFLINE
db2
ora.net1.network
ONLINE ONLINE
db1
ONLINE
ONLINE db2
ora.ons
ONLINE ONLINE
db1
ONLINE
ONLINE db2
ora.registry.acfs
ONLINE ONLINE
db1
ONLINE
ONLINE db2
--------------------------------------------------------------------------------
Cluster
Resources
--------------------------------------------------------------------------------
ora.LISTENER_SCAN1.lsnr
1 ONLINE ONLINE db1
ora.cvu
1 ONLINE ONLINE
db2
ora.db1.vip
1
ONLINE ONLINE db1
ora.db2.vip
1 ONLINE ONLINE
db2
ora.oc4j
1
ONLINE ONLINE db2
ora.orcl.db
1 ONLINE ONLINE db1
Open
2 ONLINE ONLINE
db2 Open
ora.scan1.vip
1
ONLINE ONLINE db1
4. 關閉集羣參數並關閉數據庫實例準備恢復
$ sqlplus / as sysdba;
SQL> alter system set cluster_database=true scope=spfile sid='*';
$ srvctl stop database -d orcl
四、目標服務器上恢復數據
1. 啓動到nomount狀態
[oracle@db1 ~]$ su - oracle
[oracle@db1 ~]$ sqlplus / as sysdba
SQL> startup nomount;
2. 因實例名稱一致，spfile文件不需要恢復，保留原參數文件以及相關配置。
3. 口令文件也保留
4. 恢復控制文件
(1) 通過指定備份集恢復控制文件
[oracle@db1 ~]$ rman target /
Recovery Manager: Release 11.2.0.4.0 - Production on Sat Sep 16 09:11:45 2017
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
connected to target database: ORCL (not mounted)
RMAN> restore controlfile from '/u01/orabak/ctl_ORCL_20170916_8_1';
Starting restore at 2017/09/16 09:12:58
using target database control file
instead of recovery catalog
allocated channel: ORA_DISK_1
channel
ORA_DISK_1: SID=171 instance=orcl1 device type=DISK
channel ORA_DISK_1: restoring control file
channel ORA_DISK_1: restore
complete, elapsed time: 00:00:01
output file
name=+DATA/orcl/controlfile/current.260.937131879
output file
name=+RECOVERY/orcl/controlfile/current.256.937131879
Finished restore at
2017/09/16 09:13:00
5. 通過備份的控制文件啓動到mount狀態
注：具體哪個文件還原控制文件，可參數源端運行 list backup of controlfile 可知。
RMAN> alter database mount;
database mounted
released channel: ORA_DISK_1
6. 將備份集註冊進控制文件裏
RMAN> crosscheck backupset;
RMAN> catalog start with '/u01/orabak';
RMAN> list backup summary;
List of Backups
===============
Key TY LV S Device Type Completion
Time #Pieces #Copies Compressed Tag
------- -- -- - -----------
------------------- ------- ------- ---------- ---
1 B F A
DISK 2017/09/16 08:28:46 1 1 NO
TAG20170916T082835
2 B F A DISK 2017/09/16 08:28:52 1
1 NO TAG20170916T082835
3 B F A DISK 2017/09/16
08:28:53 1 1 NO TAG20170916T082835
4 B F A
DISK 2017/09/16 08:29:14 1 1 NO
TAG20170916T082835
5 B A A DISK 2017/09/16 08:29:23 1
1 NO TAG20170916T082923
6 B A A DISK 2017/09/16
08:29:23 1 1 NO TAG20170916T082923
7 B A A
DISK 2017/09/16 08:29:24 1 1 NO
TAG20170916T082923
8 B F A DISK 2017/09/16 08:29:24 1
1 NO TAG20170916T082924
7. 查看與記錄數據庫信息
由於控制文件記錄的是原oracle10g rac數據庫文件的信息，需要記錄下來在恢復時進行修改。
(1) 查看源端數據文件及編號
$ sqlplus / as sysdba;
SQL> set pagesize 999;
SQL> set linesize 200;
SQL> col NAME
for a65
SQL> select file#,name from v$datafile;
FILE# NAME
----------
-----------------------------------------------------------------
1
/u01/app/oracle/oradata/orcl/system01.dbf
2
/u01/app/oracle/oradata/orcl/sysaux01.dbf
3
/u01/app/oracle/oradata/orcl/undotbs01.dbf
4
/u01/app/oracle/oradata/orcl/users01.dbf
5
/u01/app/oracle/oradata/orcl/tjoa.dbf
(2) 查看聯機日誌文件
SQL> col MEMBER for a65
SQL> select member from
v$logfile;
SQL> select member from v$logfile;
MEMBER
-----------------------------------------------------------------
/u01/app/oracle/oradata/orcl/redo03.log
/u01/app/oracle/oradata/orcl/redo02.log
/u01/app/oracle/oradata/orcl/redo01.log
(3) 查看臨時文件
SQL> select name from v$tempfile;
NAME
-----------------------------------------------------------------
/u01/app/oracle/oradata/orcl/temp01.dbf
(4) 查看源端數據文件構造RMAN RUN腳本。
SQL> set line 80
SQL> set pagesize 9999
SQL> col file_name for
a60
SQL> select 'set newname for datafile '||file_id||' to
'''||'+DATA'||''';' cmd from dba_data_files order by file_id;
CMD
-----------------------------------------------------------------------------
set
newname for datafile 1 to '+DATA';
set newname for datafile 2 to
'+DATA';
set newname for datafile 3 to '+DATA';
set newname for datafile 4
to '+DATA';
set newname for datafile 5 to '+DATA';
SQL> select 'set newname for tempfile '||file_id||' to '''||'+DATA'||''';' cmd from dba_temp_files;
CMD
-----------------------------------------------------------------------------
set
newname for tempfile 1 to '+DATA';
8. 恢復數據文件
#通過RMAN重命名數據文件進行恢復到本地的文件系統上。
rman target /
run {
set newname for datafile 1 to '+DATA';
set newname for datafile 2
to '+DATA';
set newname for datafile 3 to '+DATA';
set newname for
datafile 4 to '+DATA';
set newname for datafile 5 to '+DATA';
set newname
for tempfile 1 to '+DATA';
restore database;
switch datafile
all;
switch tempfile all;
}
executing command: SET NEWNAME
executing command: SET
NEWNAME
executing command: SET NEWNAME
executing command: SET
NEWNAME
executing command: SET NEWNAME
executing command: SET
NEWNAME
Starting restore at 2017/09/16 10:11:14
using channel
ORA_DISK_1
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 +DATA
channel
ORA_DISK_1: restoring datafile 00003 to +DATA
channel ORA_DISK_1: restoring
datafile 00005 to +DATA
channel ORA_DISK_1: reading from backup piece
/u01/orabak/full_ORCL_20170916_2_1
channel ORA_DISK_1: piece
handle=/u01/orabak/full_ORCL_20170916_2_1 tag=TAG20170916T082835
channel
ORA_DISK_1: restored backup piece 1
channel ORA_DISK_1: restore complete,
elapsed time: 00:00:25
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 00002 to +DATA
channel
ORA_DISK_1: restoring datafile 00004 to +DATA
channel ORA_DISK_1: reading
from backup piece /u01/orabak/full_ORCL_20170916_1_1
channel ORA_DISK_1:
piece handle=/u01/orabak/full_ORCL_20170916_1_1
tag=TAG20170916T082835
channel ORA_DISK_1: restored backup piece 1
channel
ORA_DISK_1: restore complete, elapsed time: 00:00:25
Finished restore at
2017/09/16 10:12:05
datafile 1 switched to datafile copy
input datafile
copy RECID=6 STAMP=954843125 file
name=+DATA/orcl/datafile/system.268.954843075
datafile 2 switched to datafile
copy
input datafile copy RECID=7 STAMP=954843125 file
name=+DATA/orcl/datafile/sysaux.271.954843101
datafile 3 switched to datafile
copy
input datafile copy RECID=8 STAMP=954843125 file
name=+DATA/orcl/datafile/undotbs1.269.954843075
datafile 4 switched to
datafile copy
input datafile copy RECID=9 STAMP=954843126 file
name=+DATA/orcl/datafile/users.272.954843101
datafile 5 switched to datafile
copy
input datafile copy RECID=10 STAMP=954843126 file
name=+DATA/orcl/datafile/tjoa.270.954843075
renamed tempfile 1 to +DATA in
control file
9. 恢復數據庫
RMAN> list backup of archivelog all;
List of Backup Sets
===================
BS Key Size Device Type Elapsed Time Completion Time
------- ---------- ----------- ------------ -------------------
5
3.00K DISK 00:00:00 2017/09/16 08:29:23
BP Key: 5
Status: AVAILABLE Compressed: NO Tag: TAG20170916T082923
Piece
Name: /u01/orabak/arch_ORCL_20170916_6_1
List of Archived Logs in backup set 5
Thrd Seq Low SCN Low
Time Next SCN Next Time
---- ------- ----------
------------------- ---------- ---------
1 120 2896890 2017/09/16
08:29:19 2896899 2017/09/16 08:29:19
1 121 2896899 2017/09/16
08:29:19 2896908 2017/09/16 08:29:23
1 122 2896908 2017/09/16
08:29:23 2896917 2017/09/16 08:29:23
BS Key Size Device Type Elapsed Time Completion Time
-------
---------- ----------- ------------ -------------------
6 15.68M
DISK 00:00:00 2017/09/16 08:29:23
BP Key: 6 Status:
AVAILABLE Compressed: NO Tag: TAG20170916T082923
Piece Name:
/u01/orabak/arch_ORCL_20170916_5_1
List of Archived Logs in backup set 6
Thrd Seq Low SCN Low
Time Next SCN Next Time
---- ------- ----------
------------------- ---------- ---------
1 119 2888996 2017/09/16
06:00:12 2896890 2017/09/16 08:29:19
BS Key Size Device Type Elapsed Time Completion Time
-------
---------- ----------- ------------ -------------------
7 2.00K
DISK 00:00:00 2017/09/16 08:29:24
BP Key: 7 Status:
AVAILABLE Compressed: NO Tag: TAG20170916T082923
Piece Name:
/u01/orabak/arch_ORCL_20170916_7_1
List of Archived Logs in backup set 7
Thrd Seq Low SCN Low
Time Next SCN Next Time
---- ------- ----------
------------------- ---------- ---------
1 123 2896917 2017/09/16
08:29:23 2896925 2017/09/16 08:29:23
注：根據備份集可以先恢復到SCN爲 2896925 ，如果直接 recover database 會因丟失部分日誌報錯，但可以忽略。
RMAN> recover database until scn 2896925;
Starting recover at 2017/09/16 10:14:25
using channel
ORA_DISK_1
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=119
channel ORA_DISK_1: reading from
backup piece /u01/orabak/arch_ORCL_20170916_5_1
channel ORA_DISK_1: piece
handle=/u01/orabak/arch_ORCL_20170916_5_1 tag=TAG20170916T082923
channel
ORA_DISK_1: restored backup piece 1
channel ORA_DISK_1: restore complete,
elapsed time: 00:00:01
archived log file
name=+RECOVERY/orcl/archivelog/2017_09_16/thread_1_seq_119.302.954843267
thread=1 sequence=119
channel default: deleting archived log(s)
archived
log file
name=+RECOVERY/orcl/archivelog/2017_09_16/thread_1_seq_119.302.954843267 RECID=6
STAMP=954843266
channel ORA_DISK_1: starting archived log restore to default
destination
channel ORA_DISK_1: restoring archived log
archived log
thread=1 sequence=120
channel ORA_DISK_1: restoring archived log
archived
log thread=1 sequence=121
channel ORA_DISK_1: restoring archived
log
archived log thread=1 sequence=122
channel ORA_DISK_1: reading from
backup piece /u01/orabak/arch_ORCL_20170916_6_1
channel ORA_DISK_1: piece
handle=/u01/orabak/arch_ORCL_20170916_6_1 tag=TAG20170916T082923
channel
ORA_DISK_1: restored backup piece 1
channel ORA_DISK_1: restore complete,
elapsed time: 00:00:01
archived log file
name=+RECOVERY/orcl/archivelog/2017_09_16/thread_1_seq_120.302.954843269
thread=1 sequence=120
channel default: deleting archived log(s)
archived
log file
name=+RECOVERY/orcl/archivelog/2017_09_16/thread_1_seq_120.302.954843269 RECID=7
STAMP=954843268
archived log file
name=+RECOVERY/orcl/archivelog/2017_09_16/thread_1_seq_121.303.954843269
thread=1 sequence=121
channel default: deleting archived log(s)
archived
log file
name=+RECOVERY/orcl/archivelog/2017_09_16/thread_1_seq_121.303.954843269 RECID=8
STAMP=954843268
archived log file
name=+RECOVERY/orcl/archivelog/2017_09_16/thread_1_seq_122.304.954843269
thread=1 sequence=122
channel default: deleting archived log(s)
archived
log file
name=+RECOVERY/orcl/archivelog/2017_09_16/thread_1_seq_122.304.954843269 RECID=9
STAMP=954843268
channel ORA_DISK_1: starting archived log restore to default
destination
channel ORA_DISK_1: restoring archived log
archived log
thread=1 sequence=123
channel ORA_DISK_1: reading from backup piece
/u01/orabak/arch_ORCL_20170916_7_1
channel ORA_DISK_1: piece
handle=/u01/orabak/arch_ORCL_20170916_7_1 tag=TAG20170916T082923
channel
ORA_DISK_1: restored backup piece 1
channel ORA_DISK_1: restore complete,
elapsed time: 00:00:01
archived log file
name=+RECOVERY/orcl/archivelog/2017_09_16/thread_1_seq_123.304.954843271
thread=1 sequence=123
channel default: deleting archived log(s)
archived
log file
name=+RECOVERY/orcl/archivelog/2017_09_16/thread_1_seq_123.304.954843271
RECID=10 STAMP=954843269
media recovery complete, elapsed time:
00:00:00
Finished recover at 2017/09/16 10:14:30
10. 修改聯機日誌文件的路徑
[oracle@db1 ~]$ sqlplus / as sysdba
set line 150
col member for
a50
select * from v$logfile;
GROUP# STATUS TYPE MEMBER IS_
----------
------- ------- -------------------------------------------------- ---
3 ONLINE /u01/app/oracle/oradata/orcl/redo03.log NO
2 ONLINE /u01/app/oracle/oradata/orcl/redo02.log NO
1 ONLINE /u01/app/oracle/oradata/orcl/redo01.log NO
alter database rename file '/u01/app/oracle/oradata/orcl/redo01.log' to
'+DATA';
alter database rename file '/u01/app/oracle/oradata/orcl/redo02.log'
to '+DATA';
alter database rename file
'/u01/app/oracle/oradata/orcl/redo03.log' to '+DATA';
# 查看redolog文件
SQL> col member for a50;
SQL> select group#,member from
v$logfile;
GROUP# STATUS TYPE MEMBER IS_
---------- ------- -------
-------------------------------------------------- ---
3 ONLINE
+DATA NO
2 ONLINE +DATA NO
1 ONLINE
+DATA NO
11. 打開數據庫
採用resetlogs打開數據庫
說明：採用rman備份沒有redolog文件，以及採用恢復的控制文件進行恢復，恢復時採用不完全恢復。
需要使用resetlogs方式打開數據庫。
SQL> alter database open resetlogs;
12. 查看並修改參數
SQL> col value for a10
SQL> select * from v$option where
parameter='Real Application Clusters';
PARAMETER VALUE
-----------------------------------------------
----------
Real Application Clusters TRUE
SQL> show parameter cluster
NAME TYPE
VALUE
------------------------------------ -----------
------------------------------
cluster_database boolean
FALSE
cluster_database_instances integer
2
cluster_interconnects string
SQL> show parameter thread
NAME TYPE
VALUE
------------------------------------ -----------
------------------------------
parallel_threads_per_cpu integer
2
thread integer 1
SQL> show parameter instance_number
NAME TYPE
VALUE
------------------------------------ -----------
------------------------------
instance_number
integer 1
SQL> alter system set cluster_database=true scope=spfile
sid='*';
SQL> alter system set cluster_database_instances=2 scope=spfile
sid='*';
SQL> alter system set instance_number=1 scope=spfile
sid='orcl1';
SQL> alter system set instance_number=2 scope=spfile
sid='orcl2';
SQL> alter system set thread=1 scope=spfile
sid='orcl1';
SQL> alter system set thread=2 scope=spfile sid='orcl2';
13. 創建節點2的UNDO表空間（節點1上操作即可）
SQL> show parameter undo_tablespace
NAME TYPE
VALUE
------------------------------------ -----------
------------------------------
undo_tablespace string
UNDOTBS1
SQL> create undo tablespace UNDOTBS2 datafile
'+DATA/orcl/datafile/undotbs02.dbf' size 100M;
SQL> alter system set
undo_tablespace='UNDOTBS2' scope=spfile sid='orcl2';
14. 增加節點2的REDO文件（節點1上操作即可）
alter database add logfile thread 2 group 4 ('+DATA','+RECOVERY') size
50M;
alter database add logfile thread 2 group 5 ('+DATA','+RECOVERY') size
50M;
alter database add logfile thread 2 group 6 ('+DATA','+RECOVERY') size
50M;
alter database enable thread 2;
15. 重建temp表空間
因爲在 recover 的時候不會對temp 表空間進行recover。所以recover 後，我們要手工重建temp表空間。
[root@db1 ~]# su - grid
[grid@db1 ~]$ asmcmd lsof |grep temp
orcl
orcl1 +data/orcl/tempfile/temp.276.954903205
或 切換到oracle用戶
[root@db1 ~]# su - oracle
[oracle@db1 ~]$ sqlplus /
as sysdba
SQL> alter tablespace temp add tempfile '+DATA' size 100M;
Tablespace
altered.
SQL> select name from
v$tempfile;
NAME
--------------------------------------------------------------------------------
+DATA/orcl/tempfile/temp.276.954903205
+DATA/orcl/tempfile/temp.281.954903453
SQL> alter database tempfile '+DATA/orcl/tempfile/temp.276.954903205'
offline ;
Database altered.
SQL> alter database tempfile '+DATA/orcl/tempfile/temp.276.954903205' drop
including datafiles;
alter database tempfile
'+DATA/orcl/tempfile/temp.276.954903205' drop including datafiles
*
ERROR
at line 1:
ORA-25152: TEMPFILE cannot be dropped at this time
SQL> shutdown immediate;
SQL> startup
SQL> alter database tempfile '+DATA/orcl/tempfile/temp.276.954903205' drop including datafiles;
Database altered.
16. 確認實例情況
[oracle@db1 oracle]$ srvctl stop database -d orcl -o immediate
[oracle@db1
oracle]$ srvctl start database -d orcl -o open
[oracle@db1 ~]$ sqlplus / as sysdba
SQL> col instance_name for a20
SQL> col host_name for a10
SQL>
select instance_number,instance_name ,host_name from gv$instance;
INSTANCE_NUMBER INSTANCE_NAME HOST_NAME
---------------
-------------------- ----------
1 orcl1
db1
2 orcl2 db2
17. 執行catclust.sql腳本創建相關視圖
SQL> @$ORACLE_HOME/rdbms/admin/catclust.sql
Package created.
Package body created.
PL/SQL procedure successfully
completed.
View created.
Synonym created.
Grant succeeded.
View
created.
Grant succeeded.
Synonym created.
View created.
Grant
succeeded.
Synonym created.
View created.
Grant succeeded.
Synonym
created.
View created.
Grant succeeded.
Synonym created.
View
created.
Grant succeeded.
Synonym created.
View created.
Grant
succeeded.
Synonym created.
View created.
Grant succeeded.
Synonym
created.
View created.
Grant succeeded.
View created.
Grant
succeeded.
Synonym created.
Synonym created.
Synonym
created.
Synonym created.
Synonym created.
Synonym created.
Synonym
created.
Synonym created.
Synonym created.
Synonym created.
Synonym
created.
Synonym created.
View created.
Grant succeeded.
Synonym
created.
View created.
Grant succeeded.
Synonym created.
PL/SQL
procedure successfully completed.
18. 查看在線日誌情況
SQL> set pagesize 9999
SQL> col member for a50
SQL> select
group#,member from v$logfile order by group#;
GROUP# MEMBER
----------
--------------------------------------------------
1
+DATA/orcl/onlinelog/group_1.273.954903193
1
+RECOVERY/orcl/onlinelog/group_1.301.954903195
2
+RECOVERY/orcl/onlinelog/group_2.300.954903195
2
+DATA/orcl/onlinelog/group_2.274.954903195
3
+DATA/orcl/onlinelog/group_3.275.954903197
3
+RECOVERY/orcl/onlinelog/group_3.299.954903197
4
+DATA/orcl/onlinelog/group_4.278.954903353
4
+RECOVERY/orcl/onlinelog/group_4.302.954903353
5
+DATA/orcl/onlinelog/group_5.279.954903353
5
+RECOVERY/orcl/onlinelog/group_5.303.954903355
6
+DATA/orcl/onlinelog/group_6.280.954903355
6
+RECOVERY/orcl/onlinelog/group_6.304.954903355
12 rows selected.
五、驗證數據庫及集羣情況
1. 查看數據庫的狀態
[oracle@db1 ~]$ srvctl status database -d orcl
Instance orcl1 is running on node db1
Instance orcl2 is running on node
db2
2. 查看數據的配置情況
[oracle@db1 ~]$ srvctl config database -d orcl
Database unique name: orcl
Database name: orcl
Oracle home:
/u01/app/oracle/product/11.2.0/db_1
Oracle user: oracle
Spfile:
+DATA/orcl/spfileorcl.ora
Domain:
Start options: open
Stop options:
immediate
Database role: PRIMARY
Management policy: AUTOMATIC
Server
pools: orcl
Database instances: orcl1,orcl2
Disk Groups:
DATA,RECOVERY
Mount point paths:
Services:
Type: RAC
Database is
administrator managed
3. 查看集羣配置
[root@db1 ~]# su - grid
[grid@db1 ~]$ crsctl stat res
-t
--------------------------------------------------------------------------------
NAME
TARGET STATE SERVER STATE_DETAILS
--------------------------------------------------------------------------------
Local
Resources
--------------------------------------------------------------------------------
ora.CRS.dg
ONLINE ONLINE db1
ONLINE ONLINE
db2
ora.DATA.dg
ONLINE ONLINE db1
ONLINE ONLINE
db2
ora.LISTENER.lsnr
ONLINE ONLINE
db1
ONLINE
ONLINE db2
ora.RECOVERY.dg
ONLINE ONLINE
db1
ONLINE
ONLINE db2
ora.asm
ONLINE ONLINE db1
Started
ONLINE ONLINE
db2 Started
ora.gsd
OFFLINE OFFLINE db1
OFFLINE OFFLINE
db2
ora.net1.network
ONLINE ONLINE
db1
ONLINE
ONLINE db2
ora.ons
ONLINE ONLINE
db1
ONLINE
ONLINE db2
ora.registry.acfs
ONLINE ONLINE
db1
ONLINE
ONLINE db2
--------------------------------------------------------------------------------
Cluster
Resources
--------------------------------------------------------------------------------
ora.LISTENER_SCAN1.lsnr
1 ONLINE ONLINE db1
ora.cvu
1 ONLINE ONLINE
db2
ora.db1.vip
1
ONLINE ONLINE db1
ora.db2.vip
1 ONLINE ONLINE
db2
ora.oc4j
1
ONLINE ONLINE db2
ora.orcl.db
1 ONLINE ONLINE db1
Open
2 ONLINE ONLINE
db2 Open
ora.scan1.vip
1
ONLINE ONLINE db1