Front cover IBM System Storage Solutions Handbook Ezgi Coskun Mikael Lindström Maciej Olejniczak Oliver Stark Megan Gilge Redbooks International Technical Support Organization IBM System Storage Solutions Handbook July 2016 SG24-5250-11 Note: Before using this information and the product it supports, read the information in “Notices” on page vii. Eleventh Edition (July 2016) This edition applies to the IBM System Storage products as of April 2016. © Copyright International Business Machines Corporation 1999, 2016. All rights reserved. Note to U.S. Government Users Restricted Rights -- Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents Notices . vii Trademarks . viii IBM Redbooks promotions . ix Preface . xi Authors. xi Now you can become a published author, too! . xiii Comments welcome. xiii Stay connected to IBM Redbooks . xiii Chapter 1. Introduction. 1 1.1 IBM Spectrum family and software defined systems. 2 1.1.1 Introduction to software-defined architecture . 2 1.1.2 Introduction to software-defined storage. 4 1.1.3 SDS reference architecture. 5 1.2 IBM storage systems. 6 1.2.1 IBM SAN Volume Controller and IBM Storwize family . 7 1.2.2 IBM FlashSystem family . 8 1.2.3 IBM DS8880 Storage System . 9 1.2.4 IBM XIV Storage System . 9 1.2.5 IBM Elastic Storage Server. 9 1.2.6 IBM tape storage. 9 1.2.7 IBM storage area network products . 11 1.3 IBM storage services. 12 Chapter 2. IBM Spectrum Storage family . 13 2.1 SDS architecture . 14 2.2 SDS control plane . 15 2.2.1 IBM Spectrum Control. 16 2.2.2 IBM Spectrum Protect. 23 2.3 SDS data plane . 29 2.3.1 IBM Spectrum Virtualize . 29 2.3.2 IBM Spectrum Accelerate . 35 2.3.3 IBM Spectrum Scale . 38 2.3.4 IBM Spectrum Archive . 42 Chapter 3. IBM Storage Cloud . 49 3.1 Why IBM Cloud? . 50 3.1.1 Why cloud? . 50 3.1.2 IBM Cloud software as a service. 50 3.1.3 IBM Cloud platform as a service . 50 3.1.4 IBM Cloud infrastructure as a service . 50 3.1.5 Public cloud (SoftLayer) . 51 3.1.6 IBM infrastructure for private cloud . 51 3.1.7 IBM hybrid cloud . 51 3.1.8 Storage cloud . 51 3.2 Cloud computing overview . 52 3.2.1 Cloud service models . 53 © Copyright IBM Corp. 1999, 2016. All rights reserved. iii 3.2.2 Cloud delivery models. 55 3.3 Storage cloud . 57 3.3.1 Storage usage differences within a cloud computing infrastructure . 58 3.3.2 Traditional storage versus storage cloud . 59 3.4 IBM storage hardware cloud offerings . 64 3.5 IBM storage cloud software offering . 65 3.5.1 IBM software defined storage . 65 3.5.2 OpenStack cloud software in cloud computing . 66 3.5.3 IBM Cloud Orchestrator . 69 3.5.4 Cleversafe solution . 72 3.6 Security and data protection . 72 3.6.1 Backup and disaster recovery. 72 3.6.2 Multitenancy . 74 3.7 Take the next step. 78 Chapter 4. IBM SAN Volume Controller and IBM Storwize family. 81 4.1 IBM SAN Volume Controller . 82 4.1.1 SAN Volume Controller Software . 82 4.1.2 IBM SAN Volume Controller architecture . 83 4.1.3 Copy Services functions . 94 4.1.4 More information . 96 4.2 IBM Storwize V3700 . 97 4.2.1 IBM Storwize V3700 components. 99 4.2.2 IBM Storwize V3700 software and configuration . 100 4.2.3 More information . 102 4.3 IBM Storwize V5000 Gen2 . 102 4.3.1 IBM Storwize V5000 Gen2 models . 102 4.3.2 Components . 104 4.3.3 Functional capabilities. ..