Required Patches

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

• Solaris Patches

• HP-UX Patches

• AIX Patches

Solaris Patches

Solaris users must have the Sun recommended patch cluster installed, available in the Recommended and Security Patches section at http://sunsolve.sun.com.

Solaris 8 (SPARC)

• Solaris 8 Update 7

• Sun recommended latest Security and Recommended patch cluster.

Solaris 9 (SPARC and x86)

• Solaris 9 Update 4 or above.

• Sun recommended latest Security and Recommended patch cluster.

HP-UX Patches

The following patches are required to use Sun Java System Web Server 6.1 SP5.

HP-UX 11i

HP-UX 11i is supported only on PA-RISC platforms.

• HP-UX 11i Operating Environment Component — B.11.11.0203

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

• Gold Base patches for HP-UX 11i, June 2003 — B.11.11.0306.4

• Gold Application patches for HP-UX 11i, June 2003 — B.11.11.0306.4

• Pthread enhancement and fixes — PHCO_29109

• Pthread.h fix and new enhancement — PHCO_30544

• libc man page 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

• nfile — 4136

• 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.

AIX Patches

The following patches are required to use Sun Java System Web Server 6.1 SP5.

AIX 5.1

• Base-level OS — AIX 5.1

• Maintenance-level patches — 5100-05

• JDK APAR — IY46667 must be applied

AIX 5.2

• Base-level OS — AIX 5.2

• Maintenance-level patches — 5200-02

• JDK APAR — IY46668 must be applied

If Java Web applications are deployed on the Web Server, then as per the IBM JDK documentation the following environment variables must be set to the values specified below before the server is started:

• export AIXTHREAD_SCOPE=S

• export AIXTHREAD_MUTEX_DEBUG=OFF

• export AIXTHREAD_RWLOCK_DEBUG=OFF

• export AIXTHREAD_COND_DEBUG=OFF

The above snippet can be added directly to the Web Server start script.

AIX 5.3

• Base-level OS — AIX 5.3

• Maintenance-level patches — 5300-01