2.2.2. s/390 Hardware Requirements
For the s/390 mainframe platform, the following table shows the requirements and recommended configurations for both standalone and embedded databases.
| Stand-Alone Database | Embedded Database |
|---|---|
| Required - 1 IFL, either in LPAR configuration or shared through z/VM | Required - 1 IFL, either in LPAR configuration or shared through z/VM |
| Recommended - 2+ IFLs on z9 or earlier, 1+ IFL on z10 | Recommended - 2+ IFLs on z9 or earlier, 1+ IFL on z10 |
| Required - 2 GB of storage (memory) | Required - 2 GB of storage (memory) |
| Recommended - 8 GB of memory | Recommended - 8 GB of memory |
| Required - 1 GB swap on ECKD DASD | Required - 1 GB swap on ECKD DASD |
| Recommended - 512 MB swap on VDISK + 1 GB swap on ECKD DASD | Recommended - 512 MB swap on VDISK + 1 GB swap on ECKD DASD |
| Required - 1xMod3 ECKD DASD or ≥ 2 GB FCP SCSI LUN for OS install | Required - 1xMod3 ECKD DASD or ≥ 2 GB FCP SCSI LUN for OS install |
| Recommended - 1xMod9 ECKD DASD or ≥ 2 GB multipathed FCP SCSI LUN for Red Hat Enterprise Linux installation | Recommended - 1xMod9 ECKD DASD or ≥ 2 GB multipathed FCP SCSI LUN for Red Hat Enterprise Linux installation |
| Estimated 12 GB disk space for embedded database | |
At least 30 GB storage per software channel (including Base and child channels), in /var/satellite/, configurable at install | At least 30 GB storage per software channel (including Base and child channels), in /var/satellite/, configurable at install |
| Recommended - z/VM 5.3 or later[a] | Recommended - z/VM 5.3 or later |
| Recommended - VSWITCH or Hipersocket LAN for high speed connections to guests | Recommended - VSWITCH or Hipersocket LAN for high speed connections to guests |
[a]
z/VM required for kickstart/provisioning of guests.
| |
