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IBM Power System E980: Technical Overview and Introduction

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IBM Power System E980: Technical Overview and Introduction Front cover Draft Document for Review October 18, 2018 3:57 pm REDP-5510-00 IBM Power System E980 Technical Overview and Introduction James Cruickshank Yongsheng Li (Victor) Armin Röll Redpaper Draft Document for Review October 18, 2018 3:57 pm 5510edno.fm International Technical Support Organization IBM Power System E980: Technical Overview and Introduction September 2018 REDP-5510-00 5510edno.fm Draft Document for Review October 18, 2018 3:57 pm Note: Before using this information and the product it supports, read the information in “Notices” on page vii. First Edition (September 2018) This edition applies to the IBM Power System E980 (9080-M9S) server. Important: At the time of publication, this book is based on a pre-GA version of a product. For the most up-to-date information regarding this product, consult the product documentation or subsequent updates of this book. © Copyright International Business Machines Corporation 2018. All rights reserved. Note to U.S. Government Users Restricted Rights -- Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Draft Document for Review October 18, 2018 3:57 pm 5510TOC.fm Contents Notices . vii Trademarks . viii Preface . ix Authors. ix Now you can become a published author, too! . .x Comments welcome. .x Stay connected to IBM Redbooks . xi Chapter 1. General description . 1 1.1 System overview . 3 1.1.1 System control unit . 5 1.1.2 System nodes . 6 1.1.3 Hardware components highlight . 8 1.2 Operating environment . 9 1.3 Physical package . 10 1.3.1 Lift tools. 10 1.4 System features . 10 1.4.1 Minimum configuration . 11 1.4.2 Power supply features . 12 1.4.3 Processor module features . 12 1.4.4 POWER9 processor highlights . 13 1.4.5 Memory features . 13 1.4.6 System node PCIe slots . 16 1.4.7 USB. 17 1.4.8 Disk and media features . 18 1.5 I/O drawers . 25 1.5.1 PCIe Gen3 I/O Expansion Drawer . 25 1.5.2 I/O drawers and usable PCI slots . 26 1.5.3 EXP24S SFF Gen2-bay Drawer . 28 1.5.4 EXP24SX and EXP12SX SAS Storage Enclosures . 28 1.6 System racks. 30 1.6.1 New rack considerations. 31 1.6.2 IBM 7014 Model T42 rack. 31 1.6.3 IBM Enterprise 42U Slim Rack 7965-S42. 33 1.6.4 1.8 Meter Rack (#0551) . 33 1.6.5 2.0 Meter Rack (#0553) . 33 1.6.6 Rack (#ER05) . 34 1.6.7 The AC power distribution unit and rack content . 34 1.6.8 PDU connection limits. 37 1.6.9 Rack-mounting rules . 38 1.6.10 Useful rack additions. 38 1.6.11 Original equipment manufacturer racks . 41 1.7 Hardware Management Console . 42 1.7.1 New Hardware Management Console features . 42 1.7.2 Hardware Management Console overview . 42 1.7.3 Hardware Management Console code level . 44 1.7.4 Two architectures of Hardware Management Console. 45 1.7.5 Connectivity to POWER9 processor-based systems . 46 © Copyright IBM Corp. 2018. All rights reserved. iii 5510TOC.fm Draft Document for Review October 18, 2018 3:57 pm 1.7.6 High availability Hardware Management Console configuration. 47 Chapter 2. Architecture and technical overview . 49 2.1 The IBM POWER9 processor . 52 2.1.1 POWER9 processor overview. 52 2.1.2 POWER9 processor core . 53 2.1.3 Simultaneous multithreading. 54 2.1.4 POWER9 compatibility modes . 55 2.1.5 Processor feature codes . 55 2.1.6 Memory access. 57 2.1.7 On-chip L3 cache innovation and intelligent caching . 58 2.1.8 Hardware transactional memory . 59 2.1.9 POWER9 accelerator processor interfaces . 59 2.1.10 Power and performance management . 64 2.1.11 Comparison of the POWER9, POWER8, and POWER7+ processors . 67 2.2 Memory subsystem . 68 2.2.1 Custom DIMM . 69 2.2.2 Memory placement rules. 70 2.2.3 Memory activation. 73 2.2.4 Memory throughput. 75 2.2.5 Active Memory Mirroring . 76 2.2.6 Memory Error Correction and Recovery . 78 2.2.7 Special Uncorrectable Error handling . 78 2.3 Capacity on Demand. 78 2.3.1 New Capacity on Demand features . 79 2.3.2 Capacity Upgrade on Demand . ..
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