SQL> STARTUP MOUNT
ORACLE instance started.
Total System Global Area 8754618368 bytes
Fixed Size 4646288 bytes
Variable Size 3556776560 bytes
Database Buffers 5033164800 bytes
Redo Buffers 160030720 bytes
Database mounted.
SQL> select name,open_mode from v$database;
NAME OPEN_MODE
--------- --------------------
P2PRMD2 MOUNTED