oracle rac rman备份控制文件报错

Starting Control File and SPFILE Autobackup at 2023-12-22 15:02:49
released channel: c1
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03009: failure of Control File and SPFILE Autobackup command on c1 channel at 12/22/2023 15:02:52
ORA-00245: control file backup failed; in Oracle RAC, target might not be on shared storage

是因为在RAC 数据库中，在保存控制文件快照时，多个节点需要在快照文件中写入内容。因此需要将 文件的存储路径设置为共享磁盘中。

登录rman

[oracle@rac1:/backup]$rman target /

Recovery Manager: Release 19.0.0.0.0 - Production on Fri Dec 22 15:04:11 2023
Version 19.3.0.0.0

Copyright (c) 1982, 2019, Oracle and/or its affiliates.  All rights reserved.

connected to target database: RAC (DBID=2744069852)

设置快照文件路径为共享存储

RMAN> CONFIGURE SNAPSHOT CONTROLFILE NAME TO '+DATA/snapcf.f';

new RMAN configuration parameters:
CONFIGURE SNAPSHOT CONTROLFILE NAME TO '+DATA/snapcf.f';
new RMAN configuration parameters are successfully stored