环境:suse11+oracle11g+dg
发生场景:每天晚上做rman备份的时候警告报错
RMAN-06207: WARNING: 1 objects could not be deleted for DISK channel(s) due
RMAN-06208: to mismatched status. Use CROSSCHECK command to fix status
RMAN-06210: List of Mismatched objects
RMAN-06211: ==========================
RMAN-06212: Object Type Filename/Handle
RMAN-06213: --------------- ---------------------------------------------------
RMAN-06214: Datafile Copy /u01/app/oracle/product/11.2.0/db_1/dbs/snapcf_SID.f.bak
解决方法：
RMAN> crosscheck controlfilecopy '/u01/app/oracle/product/11.2.0/db_1/dbs/snapcf_SID.f.bak';
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=1654 device type=DISK
validation failed for control file copy
control file copy file name=/u01/app/oracle/product/11.2.0/db_1/dbs/snapcf_SID.f.bak RECID=6 STAMP=1022315092
Crosschecked 1 objects
dbs> mv snapcf_SID.f.bak snapcf_SID.f.bbak
RMAN> delete expired controlfilecopy '/u01/app/oracle/product/11.2.0/db_1/dbs/snapcf_SID.f.bak';
released channel: ORA_DISK_1
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=1654 device type=DISK
List of Control File Copies
===========================
Key S Completion Time Ckp SCN Ckp Time
------- - --------------- ---------- ---------------
6 X 22-OCT-19 393436921462 22-OCT-19
Name: /u01/app/oracle/product/11.2.0/db_1/dbs/snapcf_SID.f.bak
Tag: TAG20191022T082452
Do you really want to delete the above objects (enter YES or NO)? yes
deleted control file copy
control file copy file name=/u01/app/oracle/product/11.2.0/db_1/dbs/snapcf_SID.f.bak RECID=6 STAMP=1022315092
Deleted 1 EXPIRED objects
RMAN> CONFIGURE SNAPSHOT CONTROLFILE NAME clear;
old RMAN configuration parameters:
CONFIGURE SNAPSHOT CONTROLFILE NAME TO '/u01/app/oracle/product/11.2.0/db_1/dbs/snapcf_SID.f.tmp';
RMAN configuration parameters are successfully reset to default value
RMAN> show SNAPSHOT CONTROLFILE NAME;
RMAN configuration parameters for database with db_unique_name SID are:
CONFIGURE SNAPSHOT CONTROLFILE NAME TO '/u01/app/oracle/product/11.2.0/db_1/dbs/snapcf_SID.f'; # default
RMAN> report obsolete;
RMAN retention policy will be applied to the command
RMAN retention policy is set to redundancy 3
no obsolete backups found
RMAN>
RMAN>