C:\>Sqlplus /nolog

sQL>conn sys/iorakle@production as sysdba
connected.

SQL>Show parameter shared_servers;

NAME                  ITYPE    VALUE
--------------------- ------- --------------------------
max_shared_servers    integer  20
shared_servers        integer  1

SQL>show parameter dispatcher;

NAME                  ITYPE     VALUE
--------------------- --------   ------------------------
dispatchers           string    (PROTOCOL=TCP)(SER=MODOSE),(PROTOCOL=TCP)(PRE=oracle.aurora.server.GiopServer),(PROTOCOL=TCP)(PRE=oracle.aurora.server.SGiopServer)  

max_dispatchers       interger    5

mts_dispatchers       string     (PROTOCOL=TCP)(SER=MODOSE),(PROTOCOL=TCP)(PRE=oracle.aurora.server.GiopServer),(PROTOCOL=TCP)(PRE=oracle.aurora.server.SGiopServer)


NAME                 TYPE       VALUE
-------------------- ---------- -------------------------
mts_max_dispatchers   integer    5


SQL>select * from v$shared_server;

NAME PADDR    STATUS             MESSAGES      BYTES     BREAKS CIRCUIT   IDLE       BUSY   REQUESTS
---- -------- ---------------- ---------- ---------- ---------- -------- --------  -------- --------
S000 66D9222C WAIT(COMMON)              0          0          0      0       0         00   16947130 
                     
SQL>select username,server from v$session;

USERNAME         SERVER
---------------- -------
SYS              DEDICATED


Here my sys user is connected as dedicated mode,but I created database in shared server mode.
I want to know whether my production database is running in shared server mode or not.
If not then how can I convert my database from dedicated mode to shared server mode.