SnapDrive® 5.2 for UNIX® Installation and Administration Guide For Linux® NetApp, Inc. 495 East Java Drive Sunnyvale, CA 94089 U.S. Telephone: +1 (408) 822-6000 Fax: +1 (408) 822-4501 Support telephone: +1 (888) 463-8277 Web: www.netapp.com Feedback: [email protected] Part number: 210-06085_B0 July 2013 Table of Contents | 3 Contents SnapDrive for UNIX overview .................................................................. 14 What SnapDrive for UNIX does ............................................................................... 14 Features supported in SnapDrive for UNIX .............................................................. 15 Clustered Data ONTAP features available in SnapDrive for UNIX ......................... 15 Operations performed on stand-alone UNIX systems ............................................... 16 SnapDrive for UNIX support for guest operating systems ....................................... 16 Support for Vserver ................................................................................................... 17 Considerations for supporting vFiler units ................................................................ 17 Considerations for using SnapDrive for UNIX ......................................................... 18 Management of an LVM and raw entities ................................................................. 18 SnapDrive for UNIX provisioning in an LVM environment ........................ 18 SnapDrive for UNIX and raw entities ........................................................... 19 How to manage Snapshot copies of LVM, raw devices, and NFS entities ............... 19 Security considerations ............................................................................................. 19 Access permissions on a storage system ................................................................... 20 Requirements for storage systems ............................................................................. 20 Stack requirements .................................................................................................... 21 Supported FC, iSCSI, or NFS configurations ........................................................... 23 Limitations ................................................................................................................ 23 Limitations of LUNs managed by SnapDrive ........................................................... 24 Limitations of RDM LUNs managed by SnapDrive ................................................. 24 SnapDrive limitations for clustered Data ONTAP .................................................... 25 Support for NetApp DataMotion for vFiler .............................................................. 26 Support for volume migration ................................................................................... 26 Managing volume migration in SnapDrive for UNIX .................................. 26 SnapDrive for UNIX configuration checker ............................................................. 27 Limitations for NFS files or directory trees .............................................................. 27 Thin provisioning in SnapDrive for UNIX ............................................................... 27 Volume managers on SnapDrive for UNIX .............................................................. 28 New features in SnapDrive 5.2 for UNIX ................................................. 29 Preparing to install SnapDrive for UNIX ................................................ 30 Hardware and software configuration ....................................................................... 30 4 | SnapDrive® 5.2 for UNIX® Installation and Administration Guide for Linux® FC or iSCSI configuration checks ................................................................. 30 NFS configuration checks ............................................................................. 30 Preparing your storage system .................................................................................. 31 Verification of storage system readiness and licenses .................................. 31 Storage system partner IP address or interface name confirmation .............. 32 Considerations for NFS configurations ......................................................... 32 Storage system volume preparation .............................................................. 33 Volume optimization in an FC or iSCSI environment .................................. 33 Resetting the snap reserve option .................................................................. 34 Host preparation for installing SnapDrive for UNIX ................................................ 35 Installing Linux Host Utilities ....................................................................... 35 Verifying that the hosts are ready ................................................................. 35 Guest OS preparation for installing SnapDrive for UNIX ........................................ 36 Installing Linux Host Utilities ....................................................................... 36 Verifying that the guest is ready ................................................................... 36 Installing or upgrading SnapDrive of UNIX ........................................... 38 Moving the downloaded file to a local directory ...................................................... 38 Installing SnapDrive for UNIX on a Linux host ....................................................... 38 Uninstalling SnapDrive for UNIX from a Linux host ............................................... 40 Performing post-installation checks .......................................................................... 41 Files installed by SnapDrive for UNIX ..................................................................... 42 Executables installed by SnapDrive for UNIX ............................................. 42 Configuration files installed by SnapDrive for UNIX .................................. 42 Diagnostic files installed by SnapDrive for UNIX ....................................... 42 Man pages installed by SnapDrive for UNIX ............................................... 42 Upgrade SnapDrive for UNIX to current version ..................................................... 43 The SnapDrive for UNIX daemon ............................................................ 44 What the Web service and daemon are ..................................................................... 44 Checking the status of the daemon ............................................................................ 45 Starting the SnapDrive for UNIX daemon ................................................................ 45 Changing the default daemon password .................................................................... 45 Stopping the daemon ................................................................................................. 46 Nonforcibly stopping the daemon ................................................................. 46 Forcibly stopping the daemon ....................................................................... 46 Restarting the daemon ............................................................................................... 47 Forcing daemon restart .............................................................................................. 47 Table of Contents | 5 Secure daemon communication using HTTPS.......................................................... 47 Generating self-signed certificate .............................................................................. 48 SnapDrive for UNIX configuration checker ............................................ 50 Configuration checker components ........................................................................... 50 Checking the SnapDrive configuration checker version ........................................... 50 Identifying the installed components ........................................................................ 51 Verifying the supported configurations ..................................................................... 52 Importing data files ................................................................................................... 53 Specifying configuration information ....................................................................... 53 Support for storage system rename .......................................................... 55 Configuring the new storage system name in a host system ..................................... 55 Viewing the list of storage systems ........................................................................... 56 Migrating from old storage system to new storage system ....................................... 56 Viewing the migrated new storage system ................................................................ 57 Deleting the storage system mapping information from the host system ................. 57 Using port set in SnapDrive for UNIX ..................................................... 58 Adding a port set in SnapDrive ................................................................................. 58 Viewing the list of port set ........................................................................................ 59 Removing a port set from SnapDrive ........................................................................ 59 Migrating to new Vserver name ...............................................................................