"It's not an acronym, it's what we do."
The Association of System Performance Professionals
IBM Mainframe Discussion List
Cheryl Watson's TUNING Letter is a practical journal of OS/390 and
z/OS tuning and measurement advice.
Published since 1991, it is available six times a year in print or via email, and includes an annual CD-ROM of all past issues.
- PAI/O Driver Product, and excellent published papers describing all you ever wanted to know about I/O.
Velocity Software is a leading software company providing measurement tools and nationwide education for the VM operating system.