1.登陆RAMA并查看相关日志文件
rman
connect target sys/oracle
list archivelog all
[oracle@oracledb ~]$ rman
Recovery Manager: Release 11.2.0.4.0 - Production on Fri Jan 20 07:05:17 2017
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
RMAN> connect target sys/oracle
connected to target database: ORCL (DBID=1460481228)
RMAN> list archivelog all;
using target database control file instead of recovery catalog
List of Archived Log Copies for database with db_unique_name ORCL
=====================================================================
Key Thrd Seq S Low Time
------- ---- ------- - -------------------
3 1 10 A 2017-01-17 07:43:53
Name: /u01/oracle/oralog/ARC0000000010_0932700493.0001_570d2ccc.log
4 1 11 A 2017-01-17 07:45:00
Name: /u01/oracle/oralog/ARC0000000011_0932700493.0001_570d2ccc.log
5 1 12 A 2017-01-17 08:10:51
Name: /u01/oracle/oralog/ARC0000000012_0932700493.0001_570d2ccc.log
6 1 13 A 2017-01-17 08:16:51
Name: /u01/oracle/oralog/ARC0000000013_0932700493.0001_570d2ccc.log
7 1 14 A 2017-01-18 01:26:22
Name: /u01/oracle/oralog/ARC0000000014_0932700493.0001_570d2ccc.log
8 1 15 A 2017-01-18 07:19:54
Name: /u01/oracle/oralog/ARC0000000015_0932700493.0001_570d2ccc.log
9 1 16 A 2017-01-18 21:48:33
Name: /u01/oracle/oralog/ARC0000000016_0932700493.0001_570d2ccc.log
10 1 17 A 2017-01-18 21:52:13
Name: /u01/oracle/oralog/ARC0000000017_0932700493.0001_570d2ccc.log
11 1 18 A 2017-01-18 21:57:10
Name: /u01/oracle/oralog/ARC0000000018_0932700493.0001_570d2ccc.log
12 1 19 A 2017-01-18 22:01:34
Name: /u01/oracle/oralog/ARC0000000019_0932700493.0001_570d2ccc.log
13 1 20 A 2017-01-18 22:06:37
Name: /u01/oracle/oralog/ARC0000000020_0932700493.0001_570d2ccc.log
14 1 21 A 2017-01-19 06:24:46
Name: /u01/oracle/oralog/ARC0000000021_0932700493.0001_570d2ccc.log
15 1 22 A 2017-01-19 06:30:16
Name: /u01/oracle/oralog/ARC0000000022_0932700493.0001_570d2ccc.log
16 1 23 A 2017-01-19 06:35:43
Name: /u01/oracle/oralog/ARC0000000023_0932700493.0001_570d2ccc.log
2.发现有key从3到16的日志文件,现在我们来删除几个,手工到归档路径删除几个归档日志文件
[root@oracledb ~]# su - oracle
[oracle@oracledb ~]$ rm /u01/oracle/oralog/ARC0000000010_0932700493.0001_570d2ccc.log
RMAN> crosscheck archivelog all;
released channel: ORA_DISK_1
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=60 device type=DISK
validation failed for archived log
archived log file name=/u01/oracle/oralog/ARC0000000010_0932700493.0001_570d2ccc.log RECID=3 STAMP=933493501
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000011_0932700493.0001_570d2ccc.log RECID=4 STAMP=933495053
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000012_0932700493.0001_570d2ccc.log RECID=5 STAMP=933495411
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000013_0932700493.0001_570d2ccc.log RECID=6 STAMP=933557190
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000014_0932700493.0001_570d2ccc.log RECID=7 STAMP=933578400
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000015_0932700493.0001_570d2ccc.log RECID=8 STAMP=933630524
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000016_0932700493.0001_570d2ccc.log RECID=9 STAMP=933630741
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000017_0932700493.0001_570d2ccc.log RECID=10 STAMP=933631032
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000018_0932700493.0001_570d2ccc.log RECID=11 STAMP=933631300
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000019_0932700493.0001_570d2ccc.log RECID=12 STAMP=933631604
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000020_0932700493.0001_570d2ccc.log RECID=13 STAMP=933661492
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000021_0932700493.0001_570d2ccc.log RECID=14 STAMP=933661823
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000022_0932700493.0001_570d2ccc.log RECID=15 STAMP=933662145
validation succeeded for archived log
archived log file name=/u01/oracle/oralog/ARC0000000023_0932700493.0001_570d2ccc.log RECID=16 STAMP=933662456
Crosschecked 14 objects
以上可知,recid=3的文件
validation failed for archived log
3.再次查看是否还有已删除日志文件的记录发现依然还存在列表中
RMAN> list archivelog all;
List of Archived Log Copies for database with db_unique_name ORCL
=====================================================================
Key Thrd Seq S Low Time
------- ---- ------- - -------------------
3 1 10 X 2017-01-17 07:43:53
Name: /u01/oracle/oralog/ARC0000000010_0932700493.0001_570d2ccc.log
4 1 11 A 2017-01-17 07:45:00
Name: /u01/oracle/oralog/ARC0000000011_0932700493.0001_570d2ccc.log
5 1 12 A 2017-01-17 08:10:51
Name: /u01/oracle/oralog/ARC0000000012_0932700493.0001_570d2ccc.log
6 1 13 A 2017-01-17 08:16:51
Name: /u01/oracle/oralog/ARC0000000013_0932700493.0001_570d2ccc.log
7 1 14 A 2017-01-18 01:26:22
Name: /u01/oracle/oralog/ARC0000000014_0932700493.0001_570d2ccc.log
8 1 15 A 2017-01-18 07:19:54
Name: /u01/oracle/oralog/ARC0000000015_0932700493.0001_570d2ccc.log
9 1 16 A 2017-01-18 21:48:33
Name: /u01/oracle/oralog/ARC0000000016_0932700493.0001_570d2ccc.log
10 1 17 A 2017-01-18 21:52:13
Name: /u01/oracle/oralog/ARC0000000017_0932700493.0001_570d2ccc.log
11 1 18 A 2017-01-18 21:57:10
Name: /u01/oracle/oralog/ARC0000000018_0932700493.0001_570d2ccc.log
12 1 19 A 2017-01-18 22:01:34
Name: /u01/oracle/oralog/ARC0000000019_0932700493.0001_570d2ccc.log
13 1 20 A 2017-01-18 22:06:37
Name: /u01/oracle/oralog/ARC0000000020_0932700493.0001_570d2ccc.log
14 1 21 A 2017-01-19 06:24:46
Name: /u01/oracle/oralog/ARC0000000021_0932700493.0001_570d2ccc.log
15 1 22 A 2017-01-19 06:30:16
Name: /u01/oracle/oralog/ARC0000000022_0932700493.0001_570d2ccc.log
16 1 23 A 2017-01-19 06:35:43
Name: /u01/oracle/oralog/ARC0000000023_0932700493.0001_570d2ccc.log
4.执行以下语句删除expired状态的日子文件:
RMAN> delete expired archivelog all;
released channel: ORA_DISK_1
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=60 device type=DISK
List of Archived Log Copies for database with db_unique_name ORCL
=====================================================================
Key Thrd Seq S Low Time
------- ---- ------- - -------------------
3 1 10 X 2017-01-17 07:43:53
Name: /u01/oracle/oralog/ARC0000000010_0932700493.0001_570d2ccc.log
Do you really want to delete the above objects (enter YES or NO)? YES
deleted archived log
archived log file name=/u01/oracle/oralog/ARC0000000010_0932700493.0001_570d2ccc.log RECID=3 STAMP=933493501
Deleted 1 EXPIRED objects
注意执行删除时会进行询问,输入YES执行删除.
5.使用list archivelog all;再次查看时发现手工删除的日子文件已消失在此列表中了;