My production server is getting restated

Question

Dear All,
I am facing problem in my production server is getting restated form yesterday and cant find any error just a mail form server
HpEventLog: Watchdog timer expired - hard reset (2E0H)
The system has detected the following event:
SNMP Trap:         736
Date time:         06/09/2009  01:14:54 PM
Computer:    
Source:            HpEventLog
Type:              Error
Category:          (0)
Description:
Watchdog timer expired, and a hard reset of the system occurred. Some process took longer than it should. Identify that process and contact  the vendor of that application.
Details:
For more details, look at the System Event Log.
But today also my only Sap application got restated not the database and there are the error log
By this error log  a have face this problem  that time  if I restart the server than the problem will not come for 12 to 15 hr than again SM21 I am getting this error and the ABAP dumps and then work process will stop .
If there is no one to restart the server (In nigth) than the error come for 1 to 2hr than restart the sap application by automatily
After apply the latest kernel patch it is solve but not aging I am getting the problem.
We are using ecc5 ,oracle 9i on win2003
SM21 Log
    Q02 Stop Workproc 0, PID 464
    BY2 Database error 12560 at CON
    BY0 > ORA-12560: TNS:protocol adapter error
    BY2 Database error 12560 at CON
    BY0 > ORA-12560: TNS:protocol adapter error
    R19 Initialization DB-Connect Failed, Return Code 000256
    Q02 Stop Workproc 9, PID 5980
trc file: "dev_w0", trc level: 1, release: "640"
B 
B Sat Jun 13 08:09:58 2009
B  create_con (con_name=R/3)
B  Loading DB library 'G:\usr\sap\PRD\SYS\exe\run\dboraslib.dll' ...
B  Library 'G:\usr\sap\PRD\SYS\exe\run\dboraslib.dll' loaded
B  Version of 'G:\usr\sap\PRD\SYS\exe\run\dboraslib.dll' is "640.00", patchlevel (0.220)
B  New connection 0 created
M sysno      00
M sid        PRD
M systemid   561 (PC with Windows NT)
M relno      6400
M patchlevel 0
M patchno    247
M intno      20020600
M make:      multithreaded, Unicode, 64 bit
M pid        3444
M
M  ***LOG Q0Q=> tskh_init, WPStart (Workproc 0 3444) [dpxxdisp.c   1170]
I  MtxInit: -2 0 0
M  DpSysAdmExtCreate: ABAP is active
M 
M Sat Jun 13 08:10:01 2009
M  calling db_connect ...
C  Prepending E:\oracle\ora92 to Path.
C  got NLS_LANG='AMERICAN_AMERICA.UTF8' from environment
C  Client NLS settings: AMERICAN_AMERICA.UTF8
C  Logon as OPS$-user to get SAPPRD's password
C  Connecting as /@PRD on connection 0 (nls_hdl 0) ... (dbsl 640 070308)
C  Nls CharacterSet                 NationalCharSet              C      EnvHp      ErrHp ErrHpBatch
C    0 UTF8                                                      1 000000000FABC010 000000000D0CF8F0 000000000D0CF228
C  Attaching to DB Server PRD (con_hdl=0,svchp=000000000D0CF0F8,srvhp=000000000FADD708)
C 
C Sat Jun 13 08:10:16 2009
C  *** ERROR => OCI-call 'OCIServerAttach' failed: rc = 12560
[dboci.c      4289]
C  *** ERROR => CONNECT failed with sql error '12560'
[dbsloci.c    11395]
C  Try to connect with default password
C  Connecting as SAPPRD/<pwd>@PRD on connection 0 (nls_hdl 0) ... (dbsl 640 070308)
C  Nls CharacterSet                 NationalCharSet              C      EnvHp      ErrHp ErrHpBatch
C    0 UTF8                                                      1 000000000FABC010 000000000D0CF8F0 000000000D0CF228
C  Detaching from DB Server (con_hdl=0,svchp=000000000D0CF0F8,srvhp=000000000FADD708)
C  Attaching to DB Server PRD (con_hdl=0,svchp=000000000D0CF0F8,srvhp=000000000FADD708)
C 
C Sat Jun 13 08:10:31 2009
*C  *** ERROR => OCI-call 'OCIServerAttach' failed: rc = 12560*
[dboci.c      4289]
*C  *** ERROR => CONNECT failed with sql error '12560'*
[dbsloci.c    11395]
*B  **LOG BY2=> sql error 12560  performing CON [dbsh#3 @ 1204] [dbsh    1204 ]
*B  **LOG BY0=> ORA-12560: TNS:protocol adapter error [dbsh#3 @ 1204] [dbsh    1204 ]
*B  **LOG BY2=> sql error 12560  performing CON [dblink#3 @ 428] [dblink  0428 ]
*B  **LOG BY0=> ORA-12560: TNS:protocol adapter error [dblink#3 @ 428] [dblink  0428 ]
*M  **LOG R19=> tskh_init, db_connect ( DB-Connect 000256) [thxxhead.c   1283]
M  in_ThErrHandle: 1
*M  *** ERROR => tskh_init: db_connect (step 1, th_errno 13, action 3, level 1) [thxxhead.c   9708]*
M 
Regards,
Edited by: kumarmoh on Jun 13, 2009 1:36 PM

Answer 1

Thanks all, when i try LSNRCTL i am getting the error
LSNRCTL> status
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=#####)(PORT=1521))
TNS-12560: TNS:protocol adapter error
TNS-00530: Protocol adapter error
  64-bit Windows Error: 55: Unknown error
But if stop the database from oracle failsafe manager and restart the server than the problem is solve fo only 10 to 12 hr that again the same problem came.  Please suggest
Regards,