The latest versions of the AIX® operating system give your business operational efficiencies, increased utilization and enhanced productivity that you simply can't get from older versions. In other words, it helps your IT infrastructure support the rapidly changing requirements of today’s business environment.
Built-in features like Workload Partitions and Dynamic Logical Partitioning (Dynamic LPAR) and Capacity Upgrade on Demand (CUoD) allow you to shift workloads and add capacity simply and easily, almost instantly. The software upgrade itself is intuitive and if you need assistance, migration services are readily available.
Why upgrade to AIX 6.1?
Binary Compatibility
- AIX 6.1 is fully binary compatible with AIX 5 releases
- AIX 6.1 is binary compatibly for 32-bit programs created on AIX 5 and AIX 4
Virtualization
- Workload Partitions
- Live Application Mobility
- Support for POWER6™ virtualization features
Enterprise Security
- Role Based Access Control
- Encrypting Filesystem
- Trusted AIX
- Secure by Default
- AIX Security Expert
- Trusted Execution
- suid Management
Near Continuous Availability
- AIX Concurrent Kernel Updates
- Dynamic Tracing with probevue
- Support POWER6 Storage Keys
- Live Dump
- POWER6 firmware–assisted dump
- Functional Recovery Routines
- Enhanced software First Failure Data Capture
Manageability
- Workload Partitions manageability features
- Systems Director Console for AIX
- Integrated Filesystem Snapshot
- POWER6 automatic, variable Page Size
- Enhanced default performance tuning
Enterprise scalability
- 64–bit kernel
- 64–way SMP
- POWER6–enhanced Simultaneous Multithreading
- Support for POWER4™, PowerPC® 970, POWER5™ and POWER6 processors
Performance
- Simultaneous Multithreading
- Industry–leading benchmarks
Why upgrade to AIX 5.3?
Resource Management
- Micro-Partitioning™
- Virtual Ethernet
- Ethernet sharing
- Virtual SCSI disk
- Advanced accounting
- JFS2 Filesystem shrink
Enterprise Scalability
- POWER5 support
- Designed for 64-way SMP
- Simultaneous Multithreading processor
- 1024 disk volume group
- NFSv4
Development environment
- POSIX Realtime APIs
- Linker/loader affinity
- "procmon" and trace GUI
Datacenter management
- SUMA patch tool
- NIM enhancements
Reference center
Product specifications and reports
This document summarizes the functional enhancements and new system support added at each update of the AIX operating system, the Bonus Pack, the Web Download Pack and the Expansion Pack.
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