ORACLE,RAC ORA-00304: requested INSTANCE_NUMBER is busy

 

[grid@node1 ~]$sqlplus / as sysasmSQL*Plus: Release 11.2.0.1.0 Production on Thu Mar 21 10:13:07 2013Copyright (c) 1982, 2009, Oracle.  All rights reserved.Connected to an idle instance.SQL> startupORA-00304: requested INSTANCE_NUMBER is busy SQL> exitDisconnected[grid@node1 ~]$ ps -ef | grep oracle | grep ASMgrid     13701     1  0 Mar19 ?        00:00:00 oracle+ASM1_asmb_+asm1 (DESCRIPTION=(LOCAL=YES)(ADDRESS=(PROTOCOL=beq)))grid     13738     1  0 Mar19 ?        00:00:01 oracle+ASM1_ocr (DESCRIPTION=(LOCAL=YES)(ADDRESS=(PROTOCOL=beq)))grid     32183     1  0 Mar20 ?        00:00:00 oracle+ASM1_asmb_orcl1 (DESCRIPTION=(LOCAL=YES)(ADDRESS=(PROTOCOL=beq)))oracle   32688     1  0 Mar20 ?        00:00:00 ora_smco_orcl1[grid@node1 ~]$ env | grep ORACLE_SIDORACLE_SID=+ASM与后台进程一对比发现，后台进程中为+ASM1 ，而环境变量为 +ASM ，[grid@node1 ~]$ export ORACLE_SID=+ASM1 [grid@node1 ~]$ sqlplus / as sysasmSQL*Plus: Release 11.2.0.1.0 Production on Thu Mar 21 10:19:39 2013Copyright (c) 1982, 2009, Oracle.  All rights reserved. Connected to:Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit ProductionWith the Real Application Clusters and Automatic Storage Management optionsSQL>