expdp in 11gR2

I am running 11.2.0.3 on RHEL 5.4
While running expdp to export a particular schema which is all of only 5gb nothing happens after writing about 4096bytes..

Job: SYS_EXPORT_FULL_01
  Owner: SYS
  Operation: EXPORT
  Creator Privs: TRUE
  GUID: C49FC877E63F05C8E04374D315ACE66D
  Start Time: Thursday, 12 July, 2012 10:42:34
  Mode: FULL
  Instance: PHONFO01
  Max Parallelism: 1
  EXPORT Job Parameters:
  Parameter Name      Parameter Value:
     CLIENT_COMMAND        /******** AS SYSDBA parfile=expdp_fop.par
  State: EXECUTING
  Bytes Processed: 0
  Current Parallelism: 1
  Job Error Count: 0
  Dump File: /u00/app/exp/expdp_FOP_12Jul_2012.dmp
    bytes written: 4,096

Worker 1 Status:
  Process Name: DW00
  State: EXECUTING
  Object Schema: APEX_030200