Software maximizes use of system hardware resources.

Press Release Summary:



Utilizing 64-bit system and software architecture, IBM AIX® 5L for POWER v5.3 supports IBM eServer p5 hardware systems, POWER(TM) virtualization, and symmetric multi-threaded POWER5(TM) processors. It offers scalability for up to 32-way systems and provides system management tools, security features, and support for NFS v4 and POSIX real-time API. Additional features include enterprise distributed storage, networking, and accounting.



Original Press Release:



IBM AIX 5L for POWER V5.3 Offers New Levels of Innovative and Self-Management Technologies on Advanced POWER5 Systems



Overview

AIX® 5L is emerging as a preferred platform for UNIX® users and independent software vendors (ISVs). AIX 5L delivers industrial-strength UNIX reliability, availability, and security while offering flexible system administration and ease of integration with Linux(TM). With innovative support for virtualization and micro-partitioning, AIX 5L allows you to accept no compromises or limits in the on demand world.

AIX 5L V5.3 exploits a 64-bit system and software architecture. This release supports new IBM eServer p5 hardware systems, advanced POWER(TM) virtualization and symmetric multi-threaded POWER5(TM) processors for improved system performance and utilization. AIX 5L V5.3 offers scalability for up to 32-way systems.

New system management tools, security enhancements, and support for NFS V4 and POSIX Real-time are key highlights of this AIX 5L release. Additional features for enterprise distributed storage, networking, and advanced accounting build on AIX's strong record of innovation.

AIX 5L V5.3 supports the Advanced POWER Virtualization hardware feature which includes:

· Micro-partitioning support for a single processor being shared by up to 10 logical partitions

· Virtual SCSI disks that allow partitions to access storage without requiring a physical storage adapter

· Virtual networking: Virtual Ethernet provides high-speed connections between partitions; Shared Ethernet Adapter provides connectivity between internal and external VLANs

AIX 5L V5.3 is also available for IBM eServer i5 systems and supports micro-partitioning, virtual Ethernet, and virtual storage on the IBM eServer i5.

The recently announced POWER based IBM eServer BladeCenter(TM) JS20 will only support AIX 5L V5.2 effective August 20, 2004.

Key prerequisites

AIX 5L V5.3 supports the following systems that implement the common hardware reference platform (CHRP) architecture:

· PowerPC® systems
· POWER3(TM) systems
· POWER4(TM) systems
· POWER5 systems

Planned availability date

August 20, 2004

At a glance

AIX 5L V5.3 offers:

· Improved POWER5 system performance

· Improved system resilience

· Dynamic logical partitioning and micro-partitioning support

· Networking enhancements

· Network File System (NFS) V4 protocol

· Simplified system update process

· Advanced accounting

· Affinity with Linux

· POSIX real-time API support

For ordering, contact:
Your IBM representative, an IBM Business Partner, or the Americas Call Centers at 800-IBM-CALL Reference: YE001

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