IBM Power 720 User Manual

36 IBM Power 720 and 740 Technical Overview and Introduction
The two drive slots of the 7216 enclosure can hold the following drive combinations:
򐂰 One tape drive (DAT160 SAS or LTO Ultrium 5 Half-High SAS) with second bay empty
򐂰 Two tape drives (DAT160 SAS or LTO Ultrium 5 Half-High SAS) in any combination
򐂰 One tape drive (DAT160 SAS or LTO Ultrium 5 Half-High SAS) and one DVD-RAM SAS
drive sled with one or two DVD-RAM SAS drives
򐂰 Up to four DVD-RAM drives
򐂰 One tape drive (DAT160 SAS or LTO Ultrium 5 Half-High SAS) in one bay, and one RDX
Removable HDD Docking Station in the other drive bay
򐂰 One RDX Removable HDD Docking Station and one DVD-RAM SAS drive sled with one
or two DVD-RAM SAS drives in the bay on the right
򐂰 Two RDX Removable HDD Docking Stations
Figure 1-11 shows the 7216 Multi-Media Enclosure.
Figure 1-11
The 7216 Multi-Media Enclosure
In general, the 7216-1U2 is supported by the AIX, IBM i, and Linux operating systems. IBM i,
from Version 7.1, now fully supports the internal 5.25 inch RDX SATA removable HDD
docking station, including boot support (no VIOS support). This support provides a fast,
robust, high-performance alternative to tape backup/restore devices.
IBM System Storage 7226 Model 1U3 Multi-Media Enclosure
IBM System Storage 7226 Model 1U3 Multi-Media Enclosure can accommodate up to two
tape drives, two RDX removable disk drive docking stations, or up to four DVD-RAM drives.
The 7226 offers SAS, USB, and FC electronic interface drive options.
The 7226 Storage Enclosure delivers external tape, removable disk drive, and DVD-RAM
drive options that allow data transfer within similar system archival storage and retrieval
technologies installed in existing IT facilities. The 7226 offers an expansive list of drive feature
options.

IBM Power 720 Specifications

General

Processor	POWER7
Operating System	AIX, IBM i, Linux
Memory Slots	16
Disk Bays	8
RAID Support	RAID 0, 5, 6, 10
Form Factor	4U rack
Processor Speed	3.0 GHz or 3.7 GHz

Summary

Architecture and Technical Overview

The IBM POWER7+ Processor

Details the POWER7+ processor architecture, features, and innovations.

Memory Subsystem

Explains the memory architecture, DIMM slots, and memory placement rules.

PCI Adapters

Hardware Management Console

Explains the role and connectivity of the Hardware Management Console (HMC).

Operating System Support

Virtualization

POWER Hypervisor

Describes the POWER Hypervisor as a basic component of system firmware.

Active Memory Expansion

Details the feature for expanding memory capacity using compression.

PowerVM

Introduces the PowerVM platform and its virtualization capabilities.

Logical Partitions

Explains logical partitions (LPARs) and their configuration possibilities.

Micro-Partitioning

Virtual I/O Server

PowerVM Live Partition Mobility

Describes moving running logical partitions between systems without downtime.

Continuous Availability and Manageability

Reliability

Availability

Details features for continuous operation and error handling.

Serviceability

Covers system design for repair, including error detection and reporting.

Manageability

POWER7+ RAS Features