Operating System Patches

It is recommended that you update your operating system with the latest applicable patches. Required patches are listed by platform.

Solaris Patches

The following is the required patch level for Proxy Server 4.0.15 in Solaris SPARC and x86.

Solaris 8 (SPARC)

• 108434–18 (shared library patch for C++)

Solaris 9 (SPARC)

• 111711–12 (shared library patch for C++)

Solaris 9 (x86)

• 111713–12 (shared library patch for C++)

Solaris 10 (SPARC)

NOT REQUIRED

Solaris 10 (x86)

• 119964–03 (shared library patch for C++)

• 108434–18 (shared library patch for C++)

Linux Patches

The following is the required patch level for Proxy Server 4.0.15 in Linux.

Red Hat Enterprise Linux Advanced Server 3

• compat-libstdc++-7.3-2.96.128.rpm

Red Hat Enterprise Linux Advanced Server 4

• compat-libstdc++-33-3.2.3-47.3.rpm compat-libstdc++-296-2.96-132.7.2.rpm

HP-UX Patches

• HP-UX 11i Operating Environment Component-B.11.11.0412

• Required patch bundle for 11i, June 2003–B.11.11.0306.1

• Gold Base patches for HP-UX 11i, December 2006–B.11.11.0612.459

• Gold Application patches for HP-UX 11i, December 2006–B.11.11.0612.459

• Pthread enhancement and fixes-PHCO_29109

• Pthread.h fix and new enhancement-PHCO_27633

• libc manpage cumulative patch-PHCO_29328

• libc cumulative patch-PHCO_29495

• Java Out-of-Box-JAVAOOB, 1.0.00.02

The Java Out-of-Box tool is used to configure the necessary kernel tunable parameters. Use of this tool is the recommended method for modifying kernel values. If necessary, modify the following tunable parameters to reflect a value equal to or greater than the following:

• nkthreads— 3635

• maxfiles–60

• maxfiles_lim–1024

• max_thread_proc–512

• maxswapchunks–2048

• nfile4–136

• ncallout–3651

• nproc–2068

Modifying the kernel tunable parameters can have adverse impacts on your system. Do not modify the parameters unless you fully understand what you are doing.