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Note to U.S. Government Users Restricted Rights -- Use, duplication or disclosure restricted by GSA ADP Schedule

Contract with IBM Corp.

5102edno.fm Draft Document for Review May 12, 2014 12:46 pm

First Edition (April 2014)

This edition applies to the IBM Power System S822 (8284-22A) server.

Note: Before using this information and the product it supports, read the information in “Notices” on

page vii.

1 2 3 4 5 6 7 8 9 ... 163 164

Redpaper 1
Introduction 3
April 2014 3
First Edition (April 2014) 4
Contents 5
Contents v 7
Trademarks 10
Comments welcome 13
General description 15
1.2 Operating environment 16
1.3 Physical package 17
1.4 System features 18
1.4.2 Minimum features 19
1.4.3 Power supply features 19
1.4.5 Memory features 20
1.4.6 PCIe slots 20
1.5 Disk and media features 21
1.8 System racks 26
Rear Door Heat Exchanger 28
1.8.4 Feature code 0551 rack 29
1.8.5 Feature code 0553 rack 29
1.8.6 Feature code ER05 rack 29
Rack Rear View 30
Circuit breaker reset 30
Status LED 30
1.8.8 Rack-mounting rules 32
1.8.9 Useful rack additions 32
Flat panel display options 34
1.8.10 OEM rack 35
EIA Hole Spacing 36
Architecture and technical 37
2.1 The IBM POWER8 processor 38
Mem. Ctrl 39
2.1.2 POWER8 processor core 41
2.1.4 Memory access 43
Idle Power Saver 47
2.2 Memory subsystem 48
2.2.1 Custom DIMM (CDIMM) 49
2.2.2 Memory placement rules 50
2.2.3 Memory bandwidth 52
2.3 System Bus 53
2.4 Internal I/O subsystem 54
2.5 PCI adapters 57
2.5.2 LAN adapters 58
5102ch02.fm 59
2.5.4 SAS adapters 60
2.5.6 Fibre Channel adapters 61
FC Switch 62
Ethernet Switch 62
FCoE Switch 62
2.5.11 FPGA Adapters 64
2.6 Internal storage 65
2.6.1 RAID support 69
Supported RAID functions 70
2.6.2 Easy Tier 71
2.6.3 External SAS port 73
2.6.4 Media bays 73
2.7 External I/O subsystems 74
2.8 External disk subsystems 74
2.8.2 IBM System Storage 76
2.9.1 HMC code level 77
2.9.2 HMC RAID 1 support 78
HMC models 78
Management LAN 80
SYSTEM A SYSTEM B 81
2.10.1 AIX operating system 82
2.10.3 Virtual I/O Server 83
2.11 Energy management 84
2.11.2 On Chip Controller 87
Virtualization 89
3.1 POWER Hypervisor 90
Virtual Ethernet 91
Virtual Fibre Channel 92
Virtual (TTY) console 92
3.2 POWER processor modes 93
3.3 Active Memory Expansion 95
Chapter 3. Virtualization 83 97
5.5 true 98
3.4 PowerVM 99
3.4.1 PowerVM editions 100
3.4.2 Logical partitions 100
Chapter 3. Virtualization 87 101
Processing mode 102
Dedicated mode 102
Shared dedicated mode 102
Shared mode 102
Chapter 3. Virtualization 89 103
3.4.4 Virtual I/O Server 104
Shared Ethernet Adapter 105
Virtual SCSI 106
N_Port ID Virtualization 107
Virtual I/O Server functions 107
3.4.6 Active Memory Sharing 109
3.4.9 Linux support 111
5102ch03.fm 113
3.5 System Planning Tool 115
3.6 IBM PowerVC 117
3.7 IBM PowerVP 117
3.8 VIOS 2.2.3 features 119
Continuous availability and 121
4.1 Reliability 122
4.2 Availability 123
Persistent deallocation 124
Processor instruction retry 124
Alternate processor retry 125
Single processor checkstop 125
4.2.3 Memory protection 126
POWER8 memory subsystem 127
Memory page deallocation 127
4.2.4 Cache protection 128
4.3 Serviceability 130
Service processor 131
Error checkers 133
Fault isolation registers 133
First-failure data capture 133
4.3.2 Diagnosing 134
Host Boot IPL 135
Run time 135
Device drivers 135
4.3.3 Reporting 136
Service Focal Point (SFP) 137
Extended error data 137
System-dump handling 137
4.3.4 Notifying 138
4.3.5 Locating and servicing 139
Service labels 140
The operator panel 140
Concurrent maintenance 140
4.4 Manageability 141
Operating system service menu 144
Firmware entitlement 145
Firmware updates 146
Firmware update steps 147
Electronic Services news page 149
Electronic Service Agent 150
Service Event Manager 151
4.5 POWER8 RAS enhancements 153
4.6 Power-On Reset Engine 154
5102ch04.fm 155
Related publications 159
Other publications 160
Online resources 161
Help from IBM 161
IBM Power System S822 164

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