oracle@node74:~> export ORACLE_SID=+ASM1 oracle@node74:~> sqlplus sys/xxxxx as sysdba
SQL*Plus: Release 11.1.0.7.0 - Productionon Mon Feb 18 14:34:20 2013 Copyright (c) 1982, 2008, Oracle. All rights reserved. Connected to: Oracle Database 11g Enterprise EditionRelease 11.1.0.7.0 - 64bit Production With the Partitioning, Real ApplicationClusters, OLAP, Data Mining and Real Application Testing options
SQL> alter diskgroup dg_arch dismount; Diskgroup altered. ------ 实例+ASM1卸载ASM磁盘组DG_ARCH
2、以oracle用户登录RAC数据库节点2: oracle@node76:~> export ORACLE_SID=+ASM2 oracle@node76:~> sqlplus sys/xxxxx as sysdba
SQL*Plus: Release 11.1.0.7.0 - Production onMon Feb 18 14:35:10 2013 Copyright (c) 1982, 2008, Oracle. All rights reserved. Connected to: Oracle Database 11g Enterprise EditionRelease 11.1.0.7.0 - 64bit Production With the Partitioning, Real ApplicationClusters, OLAP, Data Mining and Real Application Testing options