HDS G系列 NAS文档1.pdf

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File Services Administration Guide for Hitachi NAS Platform and VSP Gx00 and Fx00 with NAS Modules

Contents

Preface

Related Documentation

Accessing product documentation

Getting help

Comments

File systems

File system access protocols

File system tiers

Data spillage between tiers

Confining new tiered file systems

Supported file system limits

Creating a new file system

Read caches

Dedupe File Systems

Deduplication characteristics

Deduplication interoperability with existing NAS Platform features

Calculating Dedupe space savings

Viewing deduped file system usage

Managing file systems

Viewing available file systems

Displaying file system details

Formatting a file system

Standard bitmap support

Mounting a file system

Unmounting a file system

Deleting a file system

Undeleting a file system

Cloning files and directory trees

Cloning symlinks in directory trees

File clone commands

Tree clone commands

Deleting a tree directory with tree-delete

Important considerations when using tree delete

Using tree-delete

Troubleshooting tree-delete

Controlling file system space usage

File system utilization recommendations

Archive file systems

High activity file systems

Dynamic Superblocks (DSB)

Increasing the size of a file system

Thin provisioning file systems

Managing file system expansion

Enabling and disabling file system auto-expansion

Moving a file system

Recovering a file system

Using deduplication file system

Managing file system quotas

Managing usage quotas

Setting user and group file system quota defaults

Adding a quota

Modifying a file system quota

Deleting a file system quota

Managing quotas on virtual volumes

Advertising NFS exports for Virtual Volumes

Viewing and modifying virtual volume quotas

Setting user/group defaults

Exporting quotas for a specific virtual volume

Managing virtual volumes

Viewing virtual volumes

Adding a virtual volume

Modifying a virtual volume

Deleting a virtual volume

Enabling and disabling file system capacity and free space reporting based on virtual volume quotas

Using the per-file system throttle feature

Creating a read cache file system

Managing file system security

Viewing file system security

NFS security and Kerberos

Setting secure NFS

Mixed security mode

AES support for SMB

CIFS access to native CIFS files

NFS access to native NFS files

Client access to non-native files

UNIX security mode

Changing security modes

Mixed mode operation

Sharing resources with NFS clients

Enabling NFS Protocol Support

Supported clients and protocols

Supported NFS versions

NFS statistics

Unicode support

Enabling and disabling file services

Configuring NFS exports

The NFSv4 pseudo file system

Kerberos configuration

Viewing NFS exports

Adding an NFS export

Modifying NFS Export Details

Deleting an NFS export

Backing up or restoring NFS exports

About the rquotad service

Restrictive mode operation

Matching mode operation

Using CIFS for Windows access

CIFS/SMB protocol support

Supported CIFS/SMB versions

Supported SMB3 functionality for Hyper-V

SMB3 Encryption support

Configuring CIFS security

Assigning CIFS names

Viewing CIFS Setup

Joining an Active Directory

Removing CIFS server names

Configuring local groups

Adding a local group or local group members

Deleting a local group or local group members

Local user authentication for SMB and FTP users

Using local user authentication

SID mappings

Configuration

Configuring CIFS shares

Adding CIFS share

Displaying and modifying CIFS shares details

Controlling access to shares using qualifiers

Controlling access to shares using permissions

Adding or changing CIFS share access permissions

About Home Directories

Using home directories with cluster EVS name spaces

Offline file access modes

Backing up and restoring CIFS shares

Considerations when using Hyper-V

Configuring the Service Witness Protocol

Configuring a witness EVS

Using Windows server management

Using the computer management tool

Restoring a previous version of a file

Transferring files with FTP

FTP protocol support

Configuring FTP preferences

Displaying FTP users

Adding an FTP user

Importing an FTP user

Modifying FTP users

FTP statistics

Configuring FTP audit logging

Block-level access through iSCSI

iSCSI support

iSCSI MPIO

iSCSI access statistics

iSCSI prerequisites

Supported iSCSI initiators

Offload engines

Configuring iSCSI

Configuring iSNS

Configuring iSCSI Logical Units

Logical unit management

Logical unit security

Concurrent access to logical units

Taking snapshots of logical units

Volume full conditions

Managing iSCSI logical units

Viewing the properties of iSCSI Logical Units

Adding iSCSI logical units

Modifying an iSCSI logical unit

Deleting an iSCSI logical unit

Backing up iSCSI logical units

Restoring iSCSI logical units

Setting up iSCSI targets

Viewing the properties of iSCSI targets

Adding iSCSI targets

Adding a logical unit to an iSCSI target

Modifying the properties of an iSCSI Target

Deleting an iSCSI target

Configuring iSCSI security (mutual authentication)

Configuring the storage server for mutual authentication

Configuring the Microsoft iSCSI initiator for mutual authentication

Accessing iSCSI storage

Using iSNS to find iSCSI targets

Using target portals to find iSCSI targets

Accessing available iSCSI targets

Verifying an active connection

Terminating an active connection

Using Computer Manager to configure iSCSI storage

Hitachi Dynamic Provisioning

HDP high-level process

Understanding HDP thin provisioning

Understanding how HDP works with HNAS

File Services Administration Guide Hitachi Virtual Storage Platform Gx00 and Fx00 with NAS Modules Hitachi NAS Platform Release 13.2 MK-92HNAS006-13 May 2017

© 2011, 2017 Hitachi, Ltd. All rights reserved. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including copying and recording, or stored in a database or retrieval system for commercial purposes without the express written permission of Hitachi, Ltd., or Hitachi (collectively “Hitachi”). Licensee may make copies of the Materials provided that any such copy is: (i) created as an essential step in utilization of the Software as licensed and is used in no other manner; or (ii) used for archival purposes. Licensee may not make any other copies of the Materials. “Materials” mean text, data, photographs, graphics, audio, video and documents. Hitachi reserves the right to make changes to this Material at any time without notice and assumes no responsibility for its use. The Materials contain the most current information available at the time of publication. Some of the features described in the Materials might not be currently available. Refer to the most recent product announcement for information about feature and product availability, or contact Hitachi at https://support.hds.com/en_us/contact-us.html. Notice: Hitachi products and services can be ordered only under the terms and conditions of the applicable Hitachi agreements. The use of Hitachi products is governed by the terms of your agreements with Hitachi. By using this software, you agree that you are responsible for: 1. Acquiring the relevant consents as may be required under local privacy laws or otherwise from authorized employees and other individuals to access relevant data; and Verifying that data continues to be held, retrieved, deleted, or otherwise processed in accordance with relevant laws. 2. Notice on Export Controls. The technical data and technology inherent in this Document may be subject to U.S. export control laws, including the U.S. Export Administration Act and its associated regulations, and may be subject to export or import regulations in other countries. Reader agrees to comply strictly with all such regulations and acknowledges that Reader has the responsibility to obtain licenses to export, re-export, or import the Document and any Compliant Products. Hitachi is a registered trademark of Hitachi, Ltd., in the United States and other countries. AIX, AS/400e, DB2, Domino, DS6000, DS8000, Enterprise Storage Server, eServer, FICON, FlashCopy, IBM, Lotus, MVS, OS/390, PowerPC, RS/6000, S/390, System z9, System z10, Tivoli, z/OS, z9, z10, z13, z/VM, and z/VSE are registered trademarks or trademarks of International Business Machines Corporation. Active Directory, ActiveX, Bing, Excel, Hyper-V, Internet Explorer, the Internet Explorer logo, Microsoft, the Microsoft Corporate Logo, MS-DOS, Outlook, PowerPoint, SharePoint, Silverlight, SmartScreen, SQL Server, Visual Basic, Visual C++, Visual Studio, Windows, the Windows logo, Windows Azure, Windows PowerShell, Windows Server, the Windows start button, and Windows Vista are registered trademarks or trademarks of Microsoft Corporation. Microsoft product screen shots are reprinted with permission from Microsoft Corporation. All other trademarks, service marks, and company names in this document or website are properties of their respective owners. 2 File Services Administration Guide for Hitachi NAS Platform and VSP Gx00 and Fx00 with NAS Modules

Contents Preface ................................................................................................ 9 Related Documentation............................................................................................ 9 Accessing product documentation........................................................................... 12 Getting help...........................................................................................................12 Comments.............................................................................................................13 1 File systems ....................................................................................... 15 File system access protocols................................................................................... 16 File system tiers.....................................................................................................16 Data spillage between tiers.....................................................................................17 Confining new tiered file systems............................................................................ 17 Supported file system limits.................................................................................... 18 Creating a new file system......................................................................................18 Read caches.......................................................................................................... 22 Dedupe File Systems.............................................................................................. 22 Deduplication characteristics..............................................................................22 Deduplication interoperability with existing NAS Platform features........................ 23 Calculating Dedupe space savings......................................................................24 Viewing deduped file system usage....................................................................25 2 Managing file systems..........................................................................27 Viewing available file systems................................................................................. 28 Displaying file system details...................................................................................30 Formatting a file system......................................................................................... 34 Standard bitmap support........................................................................................ 35 Mounting a file system............................................................................................36 Unmounting a file system....................................................................................... 36 Deleting a file system............................................................................................. 36 Undeleting a file system..........................................................................................37 Cloning files and directory trees.............................................................................. 37 Cloning symlinks in directory trees..................................................................... 39 File clone commands.........................................................................................39 Tree clone commands....................................................................................... 40 Deleting a tree directory with tree-delete.................................................................40 File Services Administration Guide for Hitachi NAS Platform and VSP Gx00 and Fx00 with NAS Modules 3

Important considerations when using tree delete................................................ 40 Unmounting a file system and tree-delete..................................................... 41 Undeletable directories................................................................................ 41 Using tree-delete..............................................................................................41 Submitting a tree-delete job.........................................................................42 Troubleshooting tree-delete...............................................................................42 Controlling file system space usage......................................................................... 42 File system utilization recommendations.............................................................43 Archive file systems.......................................................................................... 43 High activity file systems...................................................................................44 Dynamic Superblocks (DSB).............................................................................. 44 Increasing the size of a file system.................................................................... 45 Thin provisioning file systems............................................................................ 45 Managing file system expansion.........................................................................47 Enabling and disabling file system auto-expansion.............................................. 49 Confining file system auto-expansion............................................................49 Unconfining file system auto-expansion........................................................ 50 Expanding file system manually....................................................................50 Moving a file system......................................................................................... 52 File system relocation.................................................................................. 53 Using system lock on file systems.................................................................55 Enabling and disabling system lock for a file system...................................... 56 Recovering a file system....................................................................................56 Restoring a file system from a checkpoint .................................................... 57 File system recovery from a snapshot .......................................................... 58 Automatic file system recovery ....................................................................59 Using deduplication file system..........................................................................60 Determining sufficient space for dedupe conversion.......................................60 Preparing for dedupe conversion.................................................................. 61 Viewing the deduplication file system page................................................... 62 Enabling dedupe for a file system.................................................................63 Converting a file system to enable dedupe.................................................... 63 Managing file system quotas ..................................................................................64 Managing usage quotas ................................................................................... 65 Setting user and group file system quota defaults............................................... 66 Adding a quota.................................................................................................69 Modifying a file system quota............................................................................ 70 Deleting a file system quota.............................................................................. 71 Managing quotas on virtual volumes........................................................................72 Advertising NFS exports for Virtual Volumes........................................................73 Viewing and modifying virtual volume quotas......................................................74 Setting user/group defaults............................................................................... 75 Exporting quotas for a specific virtual volume..................................................... 77 Managing virtual volumes....................................................................................... 77 Viewing virtual volumes.....................................................................................78 Adding a virtual volume.....................................................................................79 Modifying a virtual volume.................................................................................81 Deleting a virtual volume ..................................................................................83 Enabling and disabling file system capacity and free space reporting based on virtual volume quotas........................................................................................84 Using the per-file system throttle feature................................................................. 85 Creating a read cache file system............................................................................85 4 File Services Administration Guide for Hitachi NAS Platform and VSP Gx00 and Fx00 with NAS Modules

3 Managing file system security............................................................... 89 Viewing file system security ................................................................................... 90 NFS security and Kerberos.................................................................................91 Setting secure NFS........................................................................................... 91 Mixed security mode......................................................................................... 92 AES support for SMB ........................................................................................92 CIFS access to native CIFS files......................................................................... 93 NFS access to native NFS files........................................................................... 93 Client access to non-native files......................................................................... 94 UNIX security mode..........................................................................................95 Changing security modes ................................................................................. 95 Mixed mode operation.......................................................................................96 File name representation............................................................................. 96 Symbolic links............................................................................................. 96 Mixed mode operation and LDAP servers.......................................................99 Mandatory and advisory byte-range file locks in mixed mode........................100 Opportunistic locks (oplocks)......................................................................101 Exclusive and batch oplocks....................................................................... 102 Level II oplocks.........................................................................................102 User and group names in NFSv4.................................................................103 Configuring user and group mappings.........................................................103 Managing NFS user and group mapping......................................................103 About importing user or group mappings from a file or an NIS LDAP server...110 4 Sharing resources with NFS clients...................................................... 115 Enabling NFS Protocol Support.............................................................................. 116 Supported clients and protocols....................................................................... 116 Supported NFS versions........................................................................................116 NFS statistics..................................................................................................116 Unicode support............................................................................................. 117 NFS and NIS unicode support.....................................................................117 Changing the character set........................................................................ 118 Enabling and disabling file services...................................................................118 Configuring NFS exports....................................................................................... 119 The NFSv4 pseudo file system......................................................................... 119 Kerberos configuration.................................................................................... 120 Viewing NFS exports....................................................................................... 122 Adding an NFS export..................................................................................... 124 IP address export qualifiers........................................................................127 Specifying clients by name......................................................................... 129 Modifying NFS Export Details........................................................................... 129 Deleting an NFS export................................................................................... 131 Backing up or restoring NFS exports.................................................................132 About the rquotad service.....................................................................................132 Restrictive mode operation.............................................................................. 133 Matching mode operation................................................................................ 134 5 Using CIFS for Windows access...........................................................135 CIFS/SMB protocol support................................................................................... 136 File Services Administration Guide for Hitachi NAS Platform and VSP Gx00 and Fx00 with NAS Modules 5

Supported CIFS/SMB versions..........................................................................137 Supported SMB3 functionality for Hyper-V.........................................................139 SMB3 Multichannel support........................................................................ 139 SMB3 Encryption support.................................................................................140 SMB3 Encryption client file access configurations......................................... 142 Configuring CIFS security......................................................................................142 Assigning CIFS names.......................................................................................... 143 Viewing CIFS Setup.............................................................................................. 143 Joining an Active Directory....................................................................................146 Removing CIFS server names................................................................................148 Configuring local groups....................................................................................... 148 Adding a local group or local group members....................................................149 Deleting a local group or local group members..................................................151 Local user authentication for SMB and FTP users.................................................... 151 Using local user authentication..............................................................................152 SID mappings.................................................................................................152 Configuration..................................................................................................153 Configuring CIFS shares........................................................................................154 Adding CIFS share.......................................................................................... 154 Displaying and modifying CIFS shares details....................................................159 Controlling access to shares using qualifiers......................................................163 Controlling access to shares using permissions..................................................164 Adding or changing CIFS share access permissions........................................... 165 About Home Directories...................................................................................165 Using home directories with cluster EVS name spaces....................................... 166 Offline file access modes................................................................................. 166 Backing up and restoring CIFS shares...............................................................167 Considerations when using Hyper-V.......................................................................168 Configuring the Service Witness Protocol................................................................169 Configuring a witness EVS............................................................................... 169 Using Windows server management...................................................................... 170 Using the computer management tool..............................................................170 Restoring a previous version of a file..................................................................... 171 6 Transferring files with FTP.................................................................. 173 FTP protocol support............................................................................................ 174 Configuring FTP preferences................................................................................. 174 Displaying FTP users.......................................................................................175 Adding an FTP user.........................................................................................176 Importing an FTP user.................................................................................... 178 Modifying FTP users........................................................................................179 FTP statistics........................................................................................................180 Configuring FTP audit logging..........................................................................180 7 Block-level access through iSCSI......................................................... 183 iSCSI support.......................................................................................................184 iSCSI MPIO.....................................................................................................185 iSCSI access statistics......................................................................................186 iSCSI prerequisites..........................................................................................186 Supported iSCSI initiators................................................................................186 6 File Services Administration Guide for Hitachi NAS Platform and VSP Gx00 and Fx00 with NAS Modules

Offload engines.............................................................................................. 186 Configuring iSCSI................................................................................................. 186 Configuring iSNS.............................................................................................187 Viewing iSNS servers................................................................................. 187 Configuring iSCSI Logical Units..............................................................................188 Logical unit management................................................................................ 188 Logical unit security........................................................................................ 188 Concurrent access to logical units.................................................................... 189 Taking snapshots of logical units...................................................................... 189 Volume full conditions..................................................................................... 190 Managing iSCSI logical units..................................................................................190 Viewing the properties of iSCSI Logical Units.................................................... 190 Adding iSCSI logical units................................................................................ 192 Modifying an iSCSI logical unit......................................................................... 194 Deleting an iSCSI logical unit........................................................................... 195 Backing up iSCSI logical units.......................................................................... 195 Restoring iSCSI logical units.............................................................................196 Setting up iSCSI targets.................................................................................. 196 Viewing the properties of iSCSI targets.............................................................196 Adding iSCSI targets....................................................................................... 197 Adding a logical unit to an iSCSI target.............................................................199 Modifying the properties of an iSCSI Target...................................................... 201 Deleting an iSCSI target.................................................................................. 202 Configuring iSCSI security (mutual authentication)..................................................202 Configuring the storage server for mutual authentication................................... 203 Changing the storage server’s mutual authentication configuration ...............204 Configuring the Microsoft iSCSI initiator for mutual authentication......................206 Accessing iSCSI storage .......................................................................................207 Using iSNS to find iSCSI targets ...................................................................... 207 Using target portals to find iSCSI targets.......................................................... 208 Accessing available iSCSI targets .....................................................................208 Verifying an active connection..........................................................................209 Terminating an active connection..................................................................... 209 Using Computer Manager to configure iSCSI storage...............................................210 8 Hitachi Dynamic Provisioning............................................................. 211 HDP high-level process......................................................................................... 212 Understanding HDP thin provisioning..................................................................... 212 Understanding how HDP works with HNAS.............................................................214 File Services Administration Guide for Hitachi NAS Platform and VSP Gx00 and Fx00 with NAS Modules 7

8 File Services Administration Guide for Hitachi NAS Platform and VSP Gx00 and Fx00 with NAS Modules

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