System requirements

NoteDirect I/O support is a platform-dependent feature that is currently available on Solaris SPARC, Windows, IBM AIX, and Linux.

Table 1-1: IBM platform system requirements

Hardware

Operating system

Supported protocols

IBM RS/6000, eServer p5 and i5 systems, running Power3 and higher CPU

AIX 5.3 ML07 or higher patch

TCP

Memory needed

Processor

64-bit

Recommended RAM for Adaptive Server

124MB

Default user stack size

148K

Maximum CPUs per server

128

Memory per user connection

Approximately 312KB

With default stack size, packet size, and user log cache size