eFix (APAR): PQ52185 Status: efix For Release: WebSphere 4.0.1 CMVC defect: 111646 Performance enhancement in ClientRequestImpl 111575 Performance enhancement in ServerResponseImpl 111528 Performance improvements in Util. Date: 9/6/01 Abstract: ORB Performance enhancements and miscellaneous fixes Directions to apply efix: 1) Create backup subdirectory and copy iwsorb.jar from \lib into the backup subdirectory. is where WebSphere was installed. For example, iwsorb.jar could reside in c:\WebSphere\AppServer\lib for Windows platforms and would be c:\WebSphere\AppServer for Windows platforms. 2) Create temporary "efix" directory to store the zip/tar file: AIX: /tmp/WebSphere/efix Solaris/Linux: /tmp/WebSphere/efix Windows: c:\temp\WebSphere\efix 3) Copy eFix jar file to the directory 4) Shutdown WebSphere 5) Run the jar file with the following command answering questions/prompts as they appear: java -jar You may have to enter the (WebSphere home directory) during this step. 6) Restart WebSphere 7) The temp directory may be removed but the zip/tar file should be saved. Do not remove any files created and stored in the \efix\ directories. These files are required if an efix is to be removed. Directions to remove an efix: NOTE: EFIXES MUST BE REMOVED IN THE ORDER THEY WERE APPLIED. DO NOT REMOVE AN EFIX UNLESS ALL EFIXES APPLIED AFTER IT HAVE FIRST BEEN REMOVED. YOU MAY REAPPLY ANY REMOVED EFIX. Example: If your system has efix1, efix2, and efix3 applied in that order and efix2 is to be removed, efix3 must be removed first, efix2 removed, and efix3 re-applied. 1) Change directory to the efix location \efix\. 2) Shutdown WebSphere 3) Run the backup jar file with the following command: java -jar 4) Restart WebSphere Directions to re-apply an efix: Follow the instructions for applying an efix. If the backup files still exist (from the previous efix application), you will be prompted to overwrite. Answer "yes" at the overwrite prompts.