Front cover A Deployment Guide for IBM Spectrum Scale Unified File and Object Storage Sandeep Bazar Larry Coyne Deepak Ghuge Dean Hildebrand Lata Jagwani Simon Lorenz Varun Mittal Brian Nelson Bill Owen Smita Raut In partnership with IBM Academy of Technology Redpaper International Technical Support Organization A Deployment Guide for IBM Spectrum Scale Unified File and Object Storage February 2017 REDP-5113-03 Note: Before using this information and the product it supports, read the information in “Notices” on page v. Fourth Edition (February 2017) This edition applies to Version 4, Release 2, Modification 2 of IBM Spectrum Scale. This document was created or updated on May 24, 2017. © Copyright International Business Machines Corporation 2014, 2017. 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 . .v Trademarks . vi Preface . vii Authors. vii Now you can become a published author, too! . ix Comments welcome. ix Stay connected to IBM Redbooks . .x Summary of changes. xi May 2017, update . xi February 2017, Fourth Edition . xi September 2016, update . xi March 2015, Third Edition . xi December 2014, Second Edition . xii Chapter 1. IBM Spectrum Scale Unified File and Object Storage. 1 1.1 Introduction . 2 1.2 Assumptions . 3 1.3 Key concepts and terminology . 3 1.4 Introduction to IBM Spectrum Scale Unified File and Object Storage. 7 1.4.1 IBM Spectrum Scale features . 7 1.4.2 Use cases . 8 1.4.3 High-level architecture . 9 1.4.4 Benefits . 10 1.4.5 Detailed architecture . 12 Chapter 2. Planning for an IBM Spectrum Scale Unified File and Object Storage deployment . 13 2.1 IBM Spectrum Scale architecture . 14 2.1.1 Networking . 14 2.1.2 Placement of object store components in IBM Spectrum Scale . 15 2.1.3 Authentication . 16 2.1.4 Data protection . 17 2.1.5 Performance . 17 2.1.6 High availability and CES monitoring . 18 2.1.7 IBM Spectrum Scale and Swift interaction . 19 2.1.8 Unified file and object access . 19 2.1.9 Multi-region support . 23 2.1.10 S3 access . 23 2.1.11 Administration tools. 23 2.1.12 Tested configurations . 24 Chapter 3. IBM Spectrum Scale Unified File and Object Storage configuration settngs overview. 25 3.1 Swift replication . 26 3.2 Swift rings and storage policies. 26 3.3 Swift services . 27 © Copyright IBM Corp. 2014, 2017. All rights reserved. iii Chapter 4. IBM Spectrum Scale Unified File and Object Storage installation. 29 4.1 Installation overview . 30 4.2 Installation prerequisites . 30 4.3 IBM Spectrum Scale installation and configuration. 31 4.4 Object software installation and configuration. 32 4.5 Postinstallation . 34 4.5.1 Verifying the installation . 34 4.5.2 Swift tuning parameters . 35 4.5.3 IBM Spectrum Scale tuning parameters for object storage. 36 4.5.4 Removing the object protocol . 37 Chapter 5. System administration considerations. 39 5.1 Managing the Swift services . 40 5.2 Adding a protocol node . 42 5.3 Removing a protocol node . 42 5.4 Account and container data placement policies . 43 5.5 Other data tiering use cases . 44 5.6 Process monitoring . 45 5.7 Security-Enhanced Linux considerations . 45 5.8 Port security considerations . 46 5.9 Overall security considerations . 46 5.10 Configuring rsync to limit host access. 46 Chapter 6. Swift feature overview . 47 Chapter 7. Data protection: Backup, restore, and disaster recovery. 49 7.1 IBM Spectrum Scale independent filesets . 50 7.2 Snapshots . 50 7.3 Disaster recovery options . 50 7.3.1 Active File Management-based Asynchronous Disaster Recover . 51 7.3.2 Swift multi-region active-active replication . 51 7.4 Backing up and restoring the object store. 51.