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Chapter 2. Architecture and technical overview 53
Draft Document for Review May 12, 2014 12:46 pm 5102ch02.fm
Figure 2-18 shows the internal connections when using #EJ0T.
Figure 2-18 Internal topology overview for #EJ0T DASD backplane
- 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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