IBM System Storage DS Storage Manager Version 11.2 Installation and Host Support Guide IBM GA32-2221-05 Note Before using this information and the product it supports, read the information in “Notices” on page 295. This edition applies to version 11 modification 02 of the IBM DS Storage Manager, and to all subsequent releases and modifications until otherwise indicated in new editions. This edition replaces GA32-2221-04. © Copyright IBM Corporation 2012, 2015. US Government Users Restricted Rights – Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents Figures .............. vii Using the Summary tab ......... 21 Using the Storage and Copy Services tab ... 21 Tables ............... ix Using the Host Mappings tab ....... 24 Using the Hardware tab ......... 25 Using the Setup tab .......... 26 About this document ......... xi Managing multiple software versions..... 26 What’s new in IBM DS Storage Manager version 11.20 ................ xii Chapter 3. Installing Storage Manager 27 Related documentation .......... xiii Preinstallation requirements ......... 27 Storage Manager documentation on the IBM Installing the Storage Manager packages website .............. xiii automatically with the installation wizard .... 28 Storage Manager online help and diagnostics xiv Installing Storage Manager with a console Finding Storage Manager software, controller window in Linux and AIX ........ 31 firmware, and readme files ........ xiv Installing Storage Manager packages manually .. 32 Essential websites for support information ... xv Software installation sequence ....... 32 Getting information, help, and service ..... xvi Installing Storage Manager manually ..... 32 Before you call ............ xvi Uninstalling Storage Manager ........ 33 Using the documentation ........ xvi Uninstalling Storage Manager on a Windows Software service and support ....... xvii operating system ........... 33 Hardware service and support ...... xvii Uninstalling Storage Manager on a Linux or AIX Notices and statements in this document .... xvii operating system ........... 33 Receiving product updates and support Completing the Storage Manager installation ... 34 notifications.............. xvii Performing an automatic discovery of storage subsystems ............. 34 Chapter 1. Preparing for installation .. 1 Performing a manual discovery of storage Introduction .............. 1 subsystems ............. 36 Storage Manager software ......... 1 Setting a storage subsystem management Storage Manager software components .... 2 password .............. 36 Supported controller firmware ....... 2 Naming storage subsystems ........ 36 Types of installation configurations ....... 2 Setting alert notifications ......... 37 Network configuration .......... 3 Managing iSCSI settings ......... 39 Direct-attached and SAN-attached configurations 6 Downloading controller firmware, NVSRAM, Setting up controller addresses for software ESM firmware ............ 43 installation ............... 7 Downloading drive firmware ....... 46 Setting up IP addresses for storage subsystem Storage Manager premium features ..... 48 controllers .............. 7 Enabling the premium feature trial version ... 48 Setting up an IP address with the DHCP/BOOTP Enabling the permanent premium feature ... 49 server................ 8 Obtaining the premium feature enable identifier 49 Assigning static TCP/IP addresses to a storage Generating the feature key file ....... 50 subsystem using factory-default management port Enabling the premium feature ....... 50 TCP/IP address ............ 9 Disabling premium features ........ 51 Assigning static TCP/IP addresses storage Saving the storage subsystem profile ..... 51 subsystem using an in-band management connection.............. 10 Chapter 4. Configuring storage .... 53 Assigning static TCP/IP addresses using the Storage partitioning overview ........ 53 storage subsystem controller serial port Service Using the Task Assistant .......... 54 Interface .............. 11 Drives supported by IBM System Storage DS Storage Manager ............ 54 Chapter 2. The Storage Manager Rules for selecting drives when creating a RAID interface .............. 13 array ............... 55 Enterprise Management window ....... 13 Solid state drive (SSD) attributes ...... 57 Using the Devices tab .......... 15 T10PI capable drive attributes ....... 58 Using the Setup tab .......... 19 Full Disk Encryption (FDE) attributes..... 64 Subsystem Management window ....... 19 Configuring disk storage .......... 65 Opening the Subsystem Management window.. 20 Creating a disk pool .......... 70 © Copyright IBM Corp. 2012, 2015 iii Creating an array ........... 72 Veritas Storage Foundation 5.0 with Red Hat Redundant array of independent disks (RAID) . 72 Enterprise Linux ........... 146 Creating a standard logical drive ...... 75 Checking LUN size .......... 147 Creating a thin logical drive ........ 76 Redistributing logical drives ....... 148 About Dynamic Capacity Expansion ..... 76 Replacing hot-swap HBAs ........ 149 Viewing Operations in Progress ...... 77 Settings for the Windows DSM and Linux RDAC 159 Configuring global hot-spare drives ...... 78 Configuration Settings for Path Congestion Defining a default host operating system .... 79 Detection and Online/Offline Path States .... 164 Defining a host group ........... 81 Setting up details on the DS/DCS controller Defining heterogeneous hosts ........ 81 storage system and AIX host to support T10PI .. 167 Defining the host and host ports ....... 82 Set up the DS/DCS controller storage box ... 167 Mapping LUNs ............. 82 Set up the AIX host .......... 167 Mapping LUNs to a new Host or Host Group .. 82 Adding LUNs to an existing Host or Host Group 83 Chapter 6. Working with full disk Configuring and using optional premium features 83 encryption............. 169 About Enhanced FlashCopy ........ 83 Full disk encryption ........... 170 About FlashCopy ........... 84 Securing data against a breach ...... 170 Using VolumeCopy ........... 84 Choosing local or external security key Using Enhanced Remote Mirroring ..... 85 management ............ 171 Using Enhanced Global Mirroring ...... 85 Using security keys .......... 172 Using Performance Read Cache....... 85 Using secure erase........... 184 Using Full Disk Encryption ........ 85 FDE security authorizations ....... 185 Using other features ........... 86 FDE terminology ........... 187 Using controller cache memory ....... 86 Before you begin ........... 188 Using Persistent Reservations ....... 87 Installing and configuring the DS TKLM Proxy Using Media Scan ........... 88 Code server .............. 188 Tuning storage subsystems ......... 92 Starting, stopping, and restarting the DS TKLM Maximizing throughput with load balancing .. 92 Proxy Code server........... 189 Balancing the Fibre Channel I/O load .... 93 Modifying the DS TKLM Proxy Code server Optimizing the I/O transfer rate ...... 94 configuration file ........... 190 Optimizing the I/O request rate ...... 94 Installing the DS TKLM Proxy Code..... 193 Using the Storage Manager command-line interface Configuring disk encryption with FDE drives .. 194 and Script Editor ............ 96 Installing FDE drives .......... 195 Storage Manager command-line interface ... 96 Enabling premium features ........ 195 Using the Script Editor ......... 97 Securing a RAID array ......... 202 Unlocking disk drives ......... 207 Chapter 5. Configuring hosts .... 101 Migrating storage subsystems (head-swap) with Booting a host operating system using SAN boot 101 FDE drives ............. 210 Overview of multipath drivers ....... 103 Erasing disk drives .......... 213 Using multipath drivers to automatically manage Global hot-spare disk drives ....... 216 logical drive fail-over and fail-back ...... 113 Log files .............. 217 Using host bus adapters ......... 116 Frequently asked questions ......... 217 Installing a multipath driver ....... 118 Securing arrays............ 218 AIX multipath drivers ......... 124 Secure erase ............. 218 Linux Device Mapper Multipath driver.... 124 Local security key management ...... 219 Linux RDAC (MPP) driver ........ 133 External security key management ..... 219 Veritas DMP driver .......... 138 Premium features ........... 219 Identifying devices ........... 138 Global hot-spare drives ......... 220 Using the SMdevices utility ....... 138 Boot support ............ 220 Identifying devices on AIX hosts ...... 139 Locked and unlocked states ....... 220 Configuring devices ........... 141 Backup and recovery .......... 220 Using the hot_add utility ........ 141 Other ............... 221 Using the SMrepassist utility ....... 142 Stopping and restarting the host-agent software 142 Chapter 7. Troubleshooting ..... 223 Setting the queue depth for hdisk devices ... 143 Critical event problem solving........ 223 Disabling cache mirroring ........ 144 Retrieve trace buffers ........... 238 Using dynamic capacity expansion and dynamic Configuration database validation ...... 239 logical drive expansion ......... 144 Database save/restore .......... 240 Veritas Storage Foundation with SUSE Linux DS Diagnostic Data Capture (DDC) ...... 241 Enterprise Server ........... 146 Recovery steps ............ 242 iv IBM System Storage DS Storage Manager Version 11.2: Installation and Host Support Guide DDC MEL events ........... 243 Appendix C. Using the Storage Resolving disk array errors on AIX ...... 244 Manager with high-availability cluster IBM DS Storage Manager