2.2.2. s/390x Hardware Requirements

CPU

• Required: 1 IFL, either in LPAR configuration or shared through z/VM
• Recommended: 2 or more IFLs on z9 or earlier, 1 or more IFL on z10

Memory

• Required: 4 GB of memory
• Recommended: 8 GB of memory

Storage

• Required:
  • 1 GB swap on ECKD DASD
  • 1xMod3 ECKD DASD or ≥ 2 GB FCP SCSI LUN for base installation
  • A minimum of 40 GB storage per software channel (including Base and child channels), in /var/satellite/, configurable at install
  • A minimum of 10 GB storage for cache files stored within /var/cache/rhn. See Section 2.4.4, “Caching” for more information.
• Recommended:
  • 512 MB swap on VDISK + 1 GB swap on ECKD DASD
  • 1xMod9 ECKD DASD or ≥ 2 GB multipathed FCP SCSI LUN for base installation
  • A minimum of 40 GB storage per software channel (including Base and child channels), in /var/satellite/, configurable at install
  • A minimum of 10 GB storage for cache files stored within /var/cache/rhn. See Section 2.4.4, “Caching” for more information.

Database

• See Section 2.3.1, “Database Sizing Requirements” for standard database requirements.
• Embedded Database: A minimum of 12 GB storage for the database repository in the /var/lib/pgsql/ partition.
• Managed Database: See Section 2.3.2, “Managed Database Requirements”.
• External Database: See Section 2.3.3, “External Database Requirements”.

Other

• z/VM 5.3 or later for kickstart and provisioning of guests.
• VSWITCH or Hipersocket LAN for high speed connections to guests