Hillgang Group Presentations 2008

This section contains presentations made by the Hillgang Group, a Mainframe Linux and VM user group which meets in the Washington D.C. area. There are also selected presentations by representatives from other companies, posted here with permission of the authors.

Changing the Way Computers Compute (April 2008)

Mike Cowlishaw, IBM Fellow, presented "Changing the Way Computers Compute" at the Hillgang user group meeting on 24 April 2008. This presentation explains the need for hardware-accelerated binary decimal formats and the emerging IEEE standards in this area.

Overview:

Why decimal floating-point (DFP)?
DFP in System z and software
Support in standards, etc.
Using DFP in C and Java

Note: The regular presentation slides were slightly updated after the handouts, so that file is the newer revision. Both are offered here for your convenience.

Attachment	Size
Cowlishaw-DecimalArithmetic-Hillgang2008.pdf [1]	362.01 KB
Cowlishaw-DecimalArithmetic-Hillgang2008-handouts.pdf [2]	239.79 KB

Hillgang Group Presentations December 2008

These are presentations from the December 2008 meeting of the Hillgang, a Washington DC area mainframe user group. Some of the material in this section is provided courtesy other organizations, and posted here with permission of the copyright owners.

z/VM Platform Update from Hillgang, December 2008

Richard Lewis of IBM Corporation presented "z/VM Platform Update: Advancing the Art of Virtualization with z/VM Version 5 Release 4" at the December 2008 meeting of the Hillgang, a Washington DC area z/VM user group. Richard has kindly shared his presentation slides for download here.

The presentation deck consists of 35 slides whose topics include:

z/VM Release History
z/VM Evaluation Edition Product Overview
z/VM Version 5 Release 4 Functional Highlights

Attachment	Size
zVM-V54-Update-Hillgang.pdf [3]	1.18 MB