[oracle@jssdbn1 ~]$ sqlplus "/ as sysdba"
SQL*Plus: Release 10.2.0. 4 .0 - Production on Wed Nov 18 13:17:39 2009
Copyright (c) 1982, 2006, Oracle. All Rights Reserved.
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0. 4 .0 - 64bit Production
With the Partitioning, Real Application Clusters, OLAP and Data Mining options
SQL> set line 150 pages 1000
SQL> select * from gv$instance;
INST_ID INSTANCE_NUMBER INSTANCE_NAME HOST_NAME VERSION STARTUP_T STATUS
---------- --------------- ---------------- ---------------------------------------------------------------- ----------------- --------- ------------
PAR THREAD# ARCHIVE LOG_SWITCH_WAIT LOGINS SHU DATABASE_STATUS INSTANCE_ROLE ACTIVE_ST BLO
--- ---------- ------- --------------- ---------- --- ----------------- ------------------ --------- ---
1 1 jssdbn1 jssdbn1 10.2.0. 4 .0 18-NOV-09 OPEN
YES 1 STOPPED ALLOWED NO ACTIVE PRIMARY_INSTANCE NORMAL NO
2 2 jssdbn2 jssdbn2 10.2.0. 4 .0 18-NOV-09 OPEN
YES 2 STOPPED ALLOWED NO ACTIVE PRIMARY_INSTANCE NORMAL NO
SQL>