环境:Oracle 10g 10.2.0.4 on SUSE 11 + Oracle Data Guard
说明:每天凌晨Standby DB定时只读打开供统计用,之后再继续同步。
故障现象:
执行copy datafile命令报错RMAN-10006.
如下所示:
RMAN> copy datafile 14 to "/u/oracle/oradata/XXDB22/db2_c037dat03.dbf";Starting backup at 04/25/2011 10:44:31
allocated channel: ORA_DISK_1
channel ORA_DISK_1: sid=1602 devtype=DISK
channel ORA_DISK_1: starting datafile copy
input datafile fno=00014 name=/u/oracle/oradata/XXDB22/db_c037dat03.dbf
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-00601: fatal error in recovery manager
RMAN-03004: fatal error during execution of command
RMAN-10006: error running SQL statement: select sofar, context, start_time from v$session_longops where (start_time > nvl(:1, sysdate-100) or start_time = nvl(:2, sysdate+100)) and sid = :3 and serial# = :4 and opname like "RMAN:%" order by start_time desc, context descRMAN-10002: ORACLE error: ORA-00000: normal, successful completion故障解决:
平时甚少会在Standby DB上执行RMAN操作,第一次碰到这样的报错。
查询metalink,发现是oracle的Bug。
Metalink NoteID:1080134.1.
Cause
Unpublished Bug 4230058: FAIL TO CONNECT TO RMAN AFTER PHYSICAL STANDBY IS OPENED READ ONLYIf the standby database is opened readonly and then managed recovery is restarted without bouncing the database, queries against v$session_longops will fail with:ORA-01219: database not open: queries allowed on fixed tables/views onlyRMAN likewise will fail trying to access this view with RMAN-10006 error.Solution
Restart the standby database after opening it in READ ONLY mode before restarting the Managed Recovery process.重启Standby DB后成功执行RMAN命令。RMAN> copy datafile 14 to "/u/oracle/oradata/XXDB22/db2_c037dat03.dbf"; Starting backup at 04/25/2011 10:55:53
copy datafile 15 to "/u/oracle/oradata/XXDB22/db2_c037dat02.dbf";
allocated channel: ORA_DISK_1
channel ORA_DISK_1: sid=1627 devtype=DISK
channel ORA_DISK_1: starting datafile copy
input datafile fno=00014 name=/u/oracle/oradata/XXDB22/db_c037dat03.dbf
output filename=/u/oracle/oradata/XXDB22/db2_c037dat03.dbf tag=TAG20110425T105554 recid=53 stamp=749386639
channel ORA_DISK_1: datafile copy complete, elapsed time: 00:01:35
Finished backup at 04/25/2011 10:57:29Starting Control File and SPFILE Autobackup at 04/25/2011 10:57:29
piece handle=/u/oracle/product/10.2.0/db_1/dbs/c-1988110398-20110425-00 comment=NONE
Finished Control File and SPFILE Autobackup at 04/25/2011 10:57:31
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