System EMC Data Domain Operating

1 EMC Data Domain OperatingSystemVersion Guide302-002-091 REV. 02 Copyright 2010-2016 EMC Corporation. All rights reserved. Published in the March, 2016 EMC believes the information in this publication is accurate as of its publication date. The information is subject to changewithout information in this publication is provided as is. EMC Corporation makes no representations or warranties of any kind withrespect to the information in this publication, and specifically disclaims implied warranties of merchantability or fitness for aparticular purpose. Use, copying, and distribution of any EMC software described in this publication requires an applicablesoftware , EMC, and the EMC logo are registered trademarks or trademarks of EMC Corporation in the United States and othercountries. All other trademarks used herein are the property of their respective the most up-to-date regulatory document for your product line, go to EMC Online Support ( ).

2 EMC CorporationHopkinton, Massachusetts 01748-91031-508-435-1000 In North America Data Domain Operating System administration GuidePreface13 EMC Data Domain System Features and Integration17 Revision Data Domain System Data Domain System Data Domain and load administrator environment Started29DD System Manager in and out of DD System DD System Manager User License the System with the configuration License Key General Interfaces DNS Settings Administrator Settings Email/Location Protocol Authentication Protocol Share Protocol Export Boost Protocol Storage Unit Boost Protocol Fibre Channel Protocol Library Protocol Access Group Domain Command Line into the online help 1 Chapter 2 CONTENTSEMC Data Domain Operating System administration Guide3 Managing Data Domain Systems45 System

3 Management System management System planned a a System on or off ..47 System upgrade upgrade packages on the and verifying upgrade a Data Domain an upgrade System System license storage System storage locating an locating a connection System network connection interface network settings route passphrase the System the System access access management for IP user account user and group mail server time and date System SNMP status and and disabling the SNMP SNMP V3 user V2C community trap host report System autosupport and support bundle and disabling autosupport reporting to generated autosupport the autosupport mailing bundle a support the support bundles notification System alert notification the notification group a notification the subscriber list for a 3 CONTENTS4 EMC Data Domain Operating System

4 administration GuideModifying a notification a notification the notification group the daily summary schedule and distribution and disabling alert notification to 119 Testing the alerts email Support delivery standard email delivery to and configuring ConnectEMC ConnectEMC file log files in DD System a log file in the more about log a copy of log message transmission to remote System power management with and SOL and deleting IPMI users with DD System an IPMI user an IPMI for remote power management and console monitoring withthe power with DD System power with the Data Domain Systems135 Viewing individual System status and identity Alerts File System Services HA Readiness Hardware System Alerts and clearing current Alerts the alerts History hardware component supply slot System statistics active report of a saved saved saved saved 4 CONTENTSEMC Data Domain Operating System administration Guide5 Viewing the Task the System High Availability Availability System155 File System the file System stores the file System reports space the file System uses compression.

5 156 How the file System implements data the file System reclaims storage space with file System interfaces ..159 Supported backup streams sent to a Data Domain System ..159 File System file System the file System file System basic basic copy a fast copy the MTree the summary the space usage view (MTrees)..185 About the daily written view (MTrees)..186 Monitoring MTree physical capacity MTree an and enable/disable MTree an an an a System with quotas to one snapshots and their the snapshots a a snapshot expiration a a 5 Chapter 6 Chapter 7 CONTENTS6 EMC Data Domain Operating System administration GuideManaging snapshot a snapshot a snapshot a snapshot data from a SMB CIFS systems and clients for access to Data Domain CIFS the CIFS authentication CIFS with shares on the Data Domain a share on a Data Domain a share from an existing a share on a Data Domain a share on a Data Domain a share on a Data Domain MMC to a Data Domain System from a CIFS CIFS information.

6 212 Managing access shares from a Windows Domain users administrative administrative access to a Data Domain System for administrative access from CIFS CIFS CIFS CIFS CIFS clients current the maximum open files on a Domain System from a Windows Domain from an NTP systems and NFS client access to the Data Domain NFS NFS an an an export from an existing an 8 Chapter 9 CONTENTSEMC Data Domain Operating System administration Guide7 Displaying NFS NFS NFS active NFS a DDR into a Kerberos and delete KDC servers after initial Migration233 Storage migration planning migration migration storage using DD System migration dialog a Task Existing Enclosures New Enclosures Migration Plan Migration Preconditions progress storage using the storage migration Target247 SCSI Target Channel Groups in FC link monitoring among DD OS with DD Boost261 About Data Domain Boost DD Boost with DD System DD Boost user DD Boost user a DD Boost user DD DD DD Boost storage a storage storage unit a storage a storage a storage a storage DD Boost certificates for DD DD Boost client access and interface 10 Chapter 11 Chapter 12 CONTENTS8 EMC Data Domain Operating System administration GuideCreating interface and disabling interface an interface group s name and an interface a client to an interface a client s name or interface a client from the interface interface groups for Managed File Replication (MFR).

7 281 Destroying DD DD Boost-over-Fibre DD Boost DD connectivity and creating access DD Boost on HA the DD Boost Virtual Tape Library293DD Virtual Tape Library a of drives supported by a tape drive up a systems and a option VTL default with for with a selected tapes between devices within a changer with with a selected with 13 CONTENTSEMC Data Domain Operating System administration Guide9 Changing a tape s write or retention lock with the with access an access an access with a selected access endpoints for a the NDMP device TapeServer with with with with a selected with with a selected a directory pool to an MTree pool ..333 Moving tapes between tapes between Replicator337DD Replicator between HA and non-HA for replication version DD Encryption with DD file replication.

8 345 Directory replication ..347 Replication Boost Settings replication ..369 Checking replication pair estimated completion time for backup replication context status of a replication Secure Multitenancy371 Data Domain Secure Multitenancy architecture 14 Chapter 15 CONTENTS10 EMC Data Domain Operating System administration GuideTerminology used in path and administrative RBAC in a Tenant Tenant Self-Service access by DD Boost and Storage Units in access for NFS access for VTL NDMP TapeServer ..381 Data management performance and Tenant a file System Fast Extended Retention385DD Extended Retention protocols in DD Extended Availability and Extended DD Replicator with DD Extended replication with DD Extended replication with DD Extended replication with DD Extended file replication with DD Extended and licensing for DD Extended supported for DD Extended for DD Extended shelf capacity licenses for DD Extended storage for DD Extended infrastructure for DD Extended DD Extended DD systems for DD Extended a two-tiered file System for DD Extended System panel for DD Extended System tabs for DD Extended and recovery with DD Extended to DD OS with DD Extended hardware with DD Extended a DD Extended Retention-enabled Retention Lock405DD Retention Lock Retention Lock Retention Lock

9 Data access DD Retention Lock on an DD Retention Lock Governance on an DD Retention Lock Compliance on an Retention Lock file Retention Locking on a 16 Chapter 17 CONTENTSEMC Data Domain Operating System administration Guide11 Extending Retention Locking on a a Retention-Locked a directory and touching only those a list of files and touching only those or expiring a ctime or mtime on Retention-Locked behavior with DD Retention Retention Lock Retention Lock Encryption431DD encryption key lost or corrupted manager with the RSA DPM Key with the Embedded Key the cleaning operation manager DPM Key Manager encryption key managers after certificates for RSA Key settings for encryption of data at and disabling encryption of data at encryption of data at encryption of data at and unlocking the file the file the file the encryption 18 CONTENTS12 EMC Data Domain Operating System administration GuidePrefaceAs part of an effort to improve its product lines, EMC periodically releases revisions of itssoftware and hardware.

10 Therefore, some functions described in this document might notbe supported by all versions of the software or hardware currently in use. The productrelease notes provide the most up-to-date information on product your EMC technical support professional if a product does not function properlyor does not function as described in this document was accurate at publication time. Go to EMC Online Support ( ) to ensure that you are using the latest version of this guide explains how to manage the EMC Data Domain systems with an emphasis onprocedures using the EMC Data Domain System Manager (DD System Manager), abrowser-based graphical user interface (GUI). If an important administrative task is notsupported in DD System Manager, the Command Line Interface (CLI) commands System Manager was formerly known as the Enterprise some cases, a CLI command may offer more options than those offered by thecorresponding DD System Manager feature.