System Requirements

Minimum Linux server system requirements for installation

• Local Installation: 512 MB RAM
• Secure Shell (SSH)-based network install, graphical: 512 MB RAM
• Virtual Network Computing (VNC)-based network install using File Transfer Protocol (FTP): 512 MB RAM

Minimum Linux server system requirements for operation

• 512 MB RAM
• 750 MB hard disk space for software
• 750 MB hard disk space for user data

Recommendations for specific uses

• 512 MB to 4 GB RAM, at least 256 MB per CPU
• 4 GB hard-disk space
• Network interface (Ethernet, wireless or modem)
• For Xen virtual host server – At least 512 MB RAM for each virtual host server
• For Xen virtual machines – At least an additional 256 MB RAM for each virtual machine
• For print servers – A relatively faster processor or additional processors to improve server-based printing
• For web servers – Additional RAM to improve caching, and additional processors to improve Web application performance
• For database servers – Additional RAM to improve caching, and using multiple disks for parallel I/O
• For file servers – Additional memory and disks, or a Redundant Array of Inexpensive Disks (RAID) system to improve I/O throughput

Supported processor platforms

• x86
• x86_64 (AMD64 and Intel EM64T)
• IA64 (Itanium 2)
• IBM POWER
• IBM System z (64-bit)