Problem Description:
----------------------
Customer using IOCP for I/O performance may see their
application hang or may lead to a system crash. 
This problem was introduced in TL11 of 53.


Requisites
----------
AIX 5.3  Technology Level 11 Service Pack  3  with the
bos.iocp.rte fileset at the 5.3.11.2  level.


Installation
------------
- download IZ74749.100416.epkg.Z for 5.3 

- Use the following command to install the fix

    emgr -e IZ74749.100416.epkg.Z

A system reboot is required after iFix installation to reload
iocp extension.