* On check les process les plus consommateurs :

  oracle@machine::9.2.0:/apps/oracle/ ps -ef |grep oracle|grep LOCAL |awk '{ if ($4>50) print $2}'
  9486516


  * Une session SQL Plus permet d'obtenir plus d'infos :

  oracle@machine:XXXXXXXX:9.2.0:/apps/oracle/ su - oracle
  oracle@machine:XXXXXXXX:9.2.0:/apps/oracle/ export ORACLE_SID=XXXXXXXX
  oracle@machine:XXXXXXXX:9.2.0:/apps/oracle/ sqlplus ...
  
  SQL*Plus: Release 9.2.0.6.0 - Production on Tue Jul 24 10:42:59 2007
  
  Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved.
  
  
  Connected to:
  Oracle9i Enterprise Edition Release 9.2.0.6.0 - 64bit Production
  JServer Release 9.2.0.6.0 - Production
  
  SQL> set linesize 300
  SQL> col machine format A10
  SQL> select a.username, a.osuser,a.machine, b.spid, b.pid
    2  from v$session a, v$process b
    3  where a.paddr = b.addr and b.spid=9486516;
  
  USERNAME                       OSUSER                         MACHINE    SPID                PID
  ------------------------------ ------------------------------ ---------- ------------ ----------
  SADMIN                         AdmMOE                         WORKGROUP\ 9486516              32
                                                                SERVER

  * On vérifie que ça concorde :

  oracle@machine:SIE1WDP0:9.2.0:/apps/oracle/ lsof -a -i:1521 -p 9486516
  COMMAND     PID   USER   FD   TYPE             DEVICE  SIZE/OFF NODE NAME
  oracle  9486516 oracle   38u  IPv4 0xf10000f004ce8b58 0t2229122  TCP machine1:1521->machine2.fr.net.intra:6951

  * On va faire un tour sur la machine distante (ici un Windows) :

  netstat -an

  * Et on détermine le process incriminé :

  [TCP] D:\sea752_F\siebsrvr\bin\siebsh.exe
      PID:     6496
      State:   ESTABLISHED
      Local:   machine2.fr.net.intra:6951
      Remote:  machine1.fr.net.intra:1521