User`s guide

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Open Inventor Runtime 2.1.6 overlay incorporates fixes included in
versions 2.1.4 and 2.1.5. This overlay requires that the base Inventor
2.1.4 image be installed already, or with the overlay during the same
install session. The Inventor 2.1.6 overlay can be installed on IRIX
6.5.5 and later.
OpenGL Performer Runtime 2.2.7 overlay incorporates the latest
fixes.
Introduced in IRIX 6.5.6:
Support for a multithreaded version of the automatic filesystem
mount daemon autofsd.
Introduced in IRIX 6.5.5:
Embedded Support Partner, which is an integral part of the IRIX
operating system, provides system administrators with a way to
monitor various events (such as system events, changes in system
hardware and software configuration, and system performance) on
their systems. For more information, see the Embedded Support Partner
Overview, the Embedded Support Partner User Guide, and the
Embedded Support Partner man pages.
Support for the version 2 XFS directory format; this format lets you
choose a filesystem block size to match the distribution of data file
sizes without adversely affecting directory operation performance.
The directory format is specified with the -n parameter of the mkfs