What You'll Learn
- Understand IBM Power Systems architecture
- Install and configure AIX
- Manage users and groups
- Work with Logical Volume Manager (LVM)
- Configure networking
- Administer file systems
- Manage software packages
- Configure NIM
- Monitor system performance
- Troubleshoot production issues
- Perform system backup and recovery
- Work with PowerVM and VIOS
What is IBM AIX?
IBM AIX (Advanced Interactive eXecutive) is a proprietary UNIX operating system developed by IBM. It runs exclusively on IBM POWER processors and provides an enterprise-grade platform for mission-critical applications.
Key Technologies
- Logical Volume Manager (LVM)
- Journaled File System (JFS2)
- PowerVM Virtualization
- Dynamic LPAR
- Live Partition Mobility
- Network Installation Manager (NIM)
- Workload Partitions (WPAR)
- Role-Based Access Control (RBAC)
- Advanced Security Features
Key Features
Enterprise capabilities that define this platform in production.
High Availability
Mission-critical uptime with redundancy and online maintenance.
- Minimal downtime
- Online maintenance
- Hardware redundancy
- Enterprise clustering
- Dynamic resource allocation
Scalability
Dynamic CPU, memory and virtualization as workloads grow.
- Large memory support
- Massive CPU scalability
- Enterprise virtualization
- Dynamic CPU allocation
- Memory expansion without reboot
Security
RBAC, auditing and hardening for regulated environments.
- RBAC
- Trusted Execution
- Audit subsystem
- ACLs
- SSH
- SSL/TLS
Performance
POWER-optimized throughput, SMT and tuning tools.
- POWER processor optimization
- SMT
- NUMA awareness
- Large Pages
- Performance monitoring tools
IBM Power Systems Architecture
IBM Power Server │ ├── Hardware ├── PowerVM Hypervisor ├── VIOS ├── AIX LPAR ├── Linux LPAR └── IBM i
Major Components
Core building blocks for administration, storage and networking.
Kernel
Core layer for CPU, memory, processes and device drivers.
- CPU Scheduling
- Memory Management
- Process Management
- Device Drivers
Object Data Manager (ODM)
Object database storing AIX system configuration.
odmget odmadd odmdelete odmchange
Logical Volume Manager (LVM)
Maps physical disks to flexible logical volumes.
Physical Volume
↓
Volume Group
↓
Logical Volume
↓
Filesystem
lspv lsvg lslv mklv crfs extendvg mirrorvg reducevg
JFS2
Default journaling filesystem with online growth and snapshots.
- Journaling
- Large File Support
- Online Expansion
- Snapshots
Networking Commands
Tools to configure interfaces, routes and DNS.
ifconfig netstat route ping traceroute host nslookup entstat
Common Administration Areas
- User Administration
- Storage Management
- Networking
- Software Installation
- Backup & Recovery
- Performance Monitoring
- Security
- Automation
Frequently Used Commands
oslevel -s uname -a prtconf lscfg errpt topas vmstat iostat sar df -g mount cfgmgr
Learning Roadmap
Beginner
UNIX Basics, Commands, Filesystem, Users and Permissions
Intermediate
LVM, Networking, Services, Software Installation and Backup
Advanced
NIM, PowerVM, VIOS, Performance, Security and Automation
Expert
High Availability, Disaster Recovery, Capacity Planning and Enterprise Troubleshooting
Career Opportunities
- AIX Administrator
- UNIX Administrator
- Infrastructure Engineer
- Platform Engineer
- Power Systems Administrator
- Cloud Infrastructure Engineer
Frequently Asked Questions
Is AIX still used today?
Yes. Many enterprises continue to use IBM AIX for mission-critical workloads due to its reliability, security and stability.
Is AIX Linux?
No. AIX is a UNIX operating system while Linux is UNIX-like. They share many concepts but differ in architecture and administration.
Do I need Linux knowledge first?
Basic Linux knowledge is helpful but not mandatory.
Next Steps
- Introduction to IBM AIX
- Filesystem & Directory Structure
- Essential Commands
- User & Group Administration
- Logical Volume Manager
- JFS2 Filesystems
- Networking
- Software Installation
- NIM
- Backup & Recovery
- Performance Monitoring
- PowerVM & VIOS
- Troubleshooting