AssuredSAN Storage Management Guide For firmware release G222 Abstract This guide is for use by storage administrators to manage a Dot Hill AssuredSAN storage system by using its web interface, WBI. P/N 83-00006360-12-01 Revision A January 2016 Copyright © 2016 Dot Hill Systems Corp. All rights reserved. Dot Hill Systems Corp., Dot Hill, the Dot Hill logo, AssuredSAN, AssuredSnap, AssuredCopy, and AssuredRemote are trademarks of Dot Hill Systems Corp. All other trademarks and registered trademarks are proprietary to their respective owners. The material in this document is for information only and is subject to change without notice. While reasonable efforts have been made in the preparation of this document to assure its accuracy, changes in the product design can be made without reservation and without notification to its users. Open Source Third Party Licenses and Code Dot Hill storage products use open source software components. To view information about open source software licenses and open source code used in Dot Hill storage products, see https://www.dothill.com/support. Contents About this guide. 17 Intended audience . 17 Prerequisites . 17 Related documentation . 17 Document conventions and symbols . 18 Part 1: Using WBI v3. 19 1 Getting started . .20 Configuring and provisioning a new storage system . 20 Using the interface. 20 Web browser requirements and setup . 20 Areas of the SMC v3 interface . 21 Tips for using the SMC . 21 Tips for using tables . 22 Tips for using help . 23 Color codes. 23 Size representations . 25 Signing in and signing out. 25 System concepts. 26 About virtual and linear storage . 26 About disk groups . 26 About RAID levels . 28 About SSDs . 30 About SSD read cache . 31 About pools . 31 About volumes and volume groups . 32 About volume cache options . 33 About thin provisioning . 34 About automated tiered storage. 35 About initiators, hosts, and host groups. 35 About volume mapping . 36 About snapshots. 37 About copying volumes . 39 About reconstruction and copyback . 39 About quick rebuild . 40 About performance statistics. 40 About firmware update . 41 About managed logs. 41 About replicating virtual volumes. 42 About the Full Disk Encryption feature (for AssuredSAN 4004 only) . 42 About data protection with a single controller. 43 About SAS cabling (for AssuredSAN 3004 only). 43 Contents 3 2 Working in the Home topic . 44 Viewing overall system status . 44 Host information. 44 Port information . 44 Capacity information. ..