Information Storage and Management

Name: Information Storage and Management | Storing, Managing, and Protecting Digital Information in Classic, Virtualized, and Cloud Environments
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Storing, Managing, and Protecting Digital Information in Classic, Virtualized, and Cloud Environments

EMC Education Services(Herausgeber*in)

Wiley (Verlag)

2. Auflage

Erschienen am 30. April 2012

528 Seiten

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978-1-118-22347-5 (ISBN)

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Inhalt

Intro
Information Storage and Management
Contents
Section I Storage System
Chapter 1 Introduction to Information Storage
1.1 Information Storage
1.1.1 Data
1.1.2 Types of Data
1.1.3 Big Data
1.1.4 Information
1.1.5 Storage
1.2 Evolution of Storage Architecture
1.3 Data Center Infrastructure
1.3.1 Core Elements of a Data Center
1.3.2 Key Characteristics of a Data Center
1.3.3 Managing a Data Center
1.4 Virtualization and Cloud Computing
Summary
Chapter 2 Data Center Environment
2.1 Application
2.2 Database Management System (DBMS)
2.3 Host (Compute)
2.3.1 Operating System
Memory Virtualization
2.3.2 Device Driver
2.3.3 Volume Manager
2.3.4 File System
2.3.5 Compute Virtualization
2.4 Connectivity
2.4.1 Physical Components of Connectivity
2.4.2 Interface Protocols
IDE/ATA and Serial ATA
SCSI and Serial SCSI
Fibre Channel
Internet Protocol (IP)
2.5 Storage
2.6 Disk Drive Components
2.6.1 Platter
2.6.2 Spindle
2.6.3 Read/Write Head
2.6.4 Actuator Arm Assembly
2.6.5 Drive Controller Board
2.6.6 Physical Disk Structure
2.6.7 Zoned Bit Recording
2.6.8 Logical Block Addressing
2.7 Disk Drive Performance
2.7.1 Disk Service Time
Seek Time
Rotational Latency
Data Transfer Rate
2.7.2 Disk I/O Controller Utilization
2.8 Host Access to Data
2.9 Direct-Attached Storage
2.9.1 DAS Benefits and Limitations
2.10 Storage Design Based on Application Requirements and Disk Performance
2.11 Disk Native Command Queuing
2.12 Introduction to Flash Drives
2.12.1 Components and Architecture of Flash Drives
2.12.2 Features of Enterprise Flash Drives
2.13 Concept in Practice: VMware ESXi
Summary
Chapter 3 Data Protection: RAID
3.1 RAID Implementation Methods
3.1.1 Software RAID
3.1.2 Hardware RAID
3.2 RAID Array Components
3.3 RAID Techniques
3.3.1 Striping
3.3.2 Mirroring
3.3.3 Parity
3.4 RAID Levels
3.4.1 RAID 0
3.4.2 RAID 1
3.4.3 Nested RAID
3.4.4 RAID 3
3.4.5 RAID 4
3.4.6 RAID 5
3.4.7 RAID 6
3.5 RAID Impact on Disk Performance
3.5.1 Application IOPS and RAID Configurations
3.6 RAID Comparison
3.7 Hot Spares
Summary
Chapter 4 Intelligent Storage Systems
4.1 Components of an Intelligent Storage System
4.1.1 Front End
4.1.2 Cache
Structure of Cache
Read Operation with Cache
Write Operation with Cache
Cache Implementation
Cache Management
Cache Data Protection
4.1.3 Back End
4.1.4 Physical Disk
4.2 Storage Provisioning
4.2.1 Traditional Storage Provisioning
LUN Expansion: MetaLUN
4.2.2 Virtual Storage Provisioning
Comparison between Virtual and Traditional Storage Provisioning
Use Cases for Thin and Traditional LUNs
4.2.3 LUN Masking
4.3 Types of Intelligent Storage Systems
4.3.1 High-End Storage Systems
4.3.2 Midrange Storage Systems
4.4 Concepts in Practice: EMC Symmetrix and VNX
4.4.1 EMC Symmetrix Storage Array
4.4.2 EMC Symmetrix VMAX Component
4.4.3 Symmetrix VMAX Architecture
Summary
Section II Storage Networking Technologies
Chapter 5 Fibre Channel Storage Area Networks
5.1 Fibre Channel: Overview
5.2 The SAN and Its Evolution
5.3 Components of FC SAN
5.3.1 Node Ports
5.3.2 Cables and Connectors
5.3.3 Interconnect Devices
5.3.4 SAN Management Software
5.4 FC Connectivity
5.4.1 Point-to-Point
5.4.2 Fibre Channel Arbitrated Loop
5.4.3 Fibre Channel Switched Fabric
FC-SW Transmission
5.5 Switched Fabric Ports
5.6 Fibre Channel Architecture
5.6.1 Fibre Channel Protocol Stack
FC-4 Layer
FC-2 Layer
FC-1 Layer
FC-0 Layer
5.6.2 Fibre Channel Addressing
5.6.3 World Wide Names
5.6.4 FC Frame
5.6.5. Structure and Organization of FC Data
5.6.6 Flow Control
BB_Credit
EE_Credit
5.6.7 Classes of Service
5.7 Fabric Services
5.8 Switched Fabric Login Types
5.9 Zoning
5.9.1 Types of Zoning
5.10 FC SAN Topologies
5.10.1 Mesh Topology
5.10.2 Core-Edge Fabric
Benefits and Limitations of Core-Edge Fabric
5.11 Virtualization in SAN
5.11.1 Block-level Storage Virtualization
5.11.2 Virtual SAN (VSAN)
5.12 Concepts in Practice: EMC Connectrix and EMC VPLEX
5.12.1 EMC Connectrix
Connectrix Switches
Connectrix Directors
Connectrix Multi-purpose Switches
Connectrix Management Tools
5.12.2 EMC VPLEX
VPLEX Family of Products
Summary
Chapter 6 IP SAN and FCoE
6.1 iSCSI
6.1.1 Components of iSCSI
6.1.2 iSCSI Host Connectivity
6.1.3 iSCSI Topologies
Native iSCSI Connectivity
Bridged iSCSI Connectivity
Combining FC and Native iSCSI Connectivity
6.1.4 iSCSI Protocol Stack
6.1.5 iSCSI PDU
6.1.6 iSCSI Discovery
6.1.7 iSCSI Names
6.1.8 iSCSI Session
6.1.9 iSCSI Command Sequencing
6.2 FCIP
6.2.1 FCIP Protocol Stack
6.2.2 FCIP Topology
6.2.3 FCIP Performance and Security
6.3 FCoE
6.3.1 I/O Consolidation Using FCoE
6.3.2 Components of an FCoE Network
Converged Network Adapter
Cables
FCoE Switches
6.3.3 FCoE Frame Structure
FCoE Frame Mapping
6.3.4 FCoE Enabling Technologies
Priority-Based Flow Control (PFC)
Enhanced Transmission Selection (ETS)
Congestion Notification (CN)
Data Center Bridging Exchange Protocol (DCBX)
Summary
Chapter 7 Network-Attached Storage
7.1 General-Purpose Servers versus NAS Devices
7.2 Benefits of NAS
7.3 File Systems and Network File Sharing
7.3.1 Accessing a File System
7.3.2 Network File Sharing
7.4 Components of NAS
7.5 NAS I/O Operation
7.6 NAS Implementations
7.6.1 Unified NAS
7.6.2 Unified NAS Connectivity
7.6.3 Gateway NAS
7.6.4 Gateway NAS Connectivity
7.6.5 Scale-Out NAS
7.6.6 Scale-Out NAS Connectivity
7.7 NAS File-Sharing Protocols
7.7.1 NFS
7.7.2 CIFS
7.8 Factors Affecting NAS Performance
7.9 File-Level Virtualization
7.10 Concepts in Practice: EMC Isilon and EMC VNX Gateway
7.10.1 EMC Isilon
7.10.2 EMC VNX Gateway
Summary
Chapter 8 Object-Based and Unified Storage
8.1 Object-Based Storage Devices
8.1.1 Object-Based Storage Architecture
8.1.2 Components of OSD
8.1.3 Object Storage and Retrieval in OSD
8.1.4 Benefits of Object-Based Storage
8.1.5 Common Use Cases for Object-Based Storage
8.2 Content-Addressed Storage
8.3 CAS Use Cases
8.3.1 Healthcare Solution: Storing Patient Studies
8.3.2 Finance Solution: Storing Financial Records
8.4 Unified Storage
8.4.1 Components of Unified Storage
Data Access from Unified Storage
8.5 Concepts in Practice: EMC Atmos, EMC VNX, and EMC Centera
8.5.1 EMC Atmos
8.5.2 EMC VNX
8.5.3 EMC Centera
EMC Centera Architecture
Summary
Section III Backup, Archive, and Replication
Chapter 9 Introduction to Business Continuity
9.1 Information Availability
9.1.1 Causes of Information Unavailability
9.1.2 Consequences of Downtime
9.1.3 Measuring Information Availability
9.2 BC Terminology
9.3 BC Planning Life Cycle
9.4 Failure Analysis
9.4.1 Single Point of Failure
9.4.2 Resolving Single Points of Failure
9.4.3 Multipathing Software
9.5 Business Impact Analysis
9.6 BC Technology Solutions
9.7 Concept in Practice: EMC PowerPath
9.7.1 PowerPath Features
9.7.2 Dynamic Load Balancing
I/O Operation without PowerPath
I/O Operation with PowerPath
9.7.3 Automatic Path Failover
Path Failure without PowerPath
Path Failover with PowerPath: Active-Active Array
Path Failover with PowerPath: Active-Passive Array
Summary
Chapter 10 Backup and Archive
10.1 Backup Purpose
10.1.1 Disaster Recovery
10.1.2 Operational Recovery
10.1.3 Archival
10.2 Backup Considerations
10.3 Backup Granularity
10.4 Recovery Considerations
10.5 Backup Methods
10.6 Backup Architecture
10.7 Backup and Restore Operations
10.8 Backup Topologies
10.9 Backup in NAS Environments
10.9.1 Server-Based and Serverless Backup
10.9.2 NDMP-Based Backup
10.10 Backup Targets
10.10.1 Backup to Tape
Physical Tape Library
Limitations of Tape
10.10.2 Backup to Disk
10.10.3 Backup to Virtual Tape
Virtual Tape Library
10.11 Data Deduplication for Backup
10.11.1 Data Deduplication Methods
10.11.2 Data Deduplication Implementation
Source-Based Data Deduplication
Target-Based Data Deduplication
10.12 Backup in Virtualized Environments
10.13 Data Archive
10.14 Archiving Solution Architecture
10.14.1 Use Case: E-mail Archiving
10.14.2 Use Case: File Archiving
10.15 Concepts in Practice: EMC NetWorker, EMC Avamar, and EMC Data Domain
10.15.1 EMC NetWorker
10.15.2 EMC Avamar
10.15.3 EMC Data Domain
Summary
Chapter 11 Local Replication
11.1 Replication Terminology
11.2 Uses of Local Replicas
11.3 Replica Consistency
11.3.1 Consistency of a Replicated File System
11.3.2 Consistency of a Replicated Database
11.4 Local Replication Technologies
11.4.1 Host-Based Local Replication
LVM-Based Replication
Advantages of LVM-Based Replication
Limitations of LVM-Based Replication
File System Snapshot
11.4.2 Storage Array-Based Local Replication
Full-Volume Mirroring
Pointer-Based, Full-Volume Replication
Pointer-Based Virtual Replication
11.4.3 Network-Based Local Replication
Continuous Data Protection
CDP Local Replication Operation
11.5 Tracking Changes to Source and Replica
11.6 Restore and Restart Considerations
11.7 Creating Multiple Replicas
11.8 Local Replication in a Virtualized Environment
11.9 Concepts in Practice: EMC TimeFinder, EMC SnapView, and EMC RecoverPoint
11.9.1 EMC TimeFinder
TimeFinder/Clone
TimeFinder/Snap
11.9.2 EMC SnapView
SnapView Snapshot
SnapView Clone
11.9.3 EMC RecoverPoint
Summary
Chapter 12 Remote Replication
12.1 Modes of Remote Replication
12.2 Remote Replication Technologies
12.2.1. Host-Based Remote Replication
LVM-Based Remote Replication
Host-Based Log Shipping
12.2.2 Storage Array-Based Remote Replication
Synchronous Replication Mode
Asynchronous Replication Mode
Disk-Buffered Replication Mode
12.2.3 Network-Based Remote Replication
CDP Remote Replication
12.3 Three-Site Replication
12.3.1 Three-Site Replication?-?Cascade/Multihop
Synchronous + Asynchronous
Synchronous + Disk Buffered
12.3.2 Three-Site Replication?-?Triangle/Multitarget
12.4 Data Migration Solutions
12.5 Remote Replication and Migration in a Virtualized Environment
12.6 Concepts in Practice: EMC SRDF, EMC MirrorView, and EMC RecoverPoint
12.6.1 EMC SRDF
12.6.2 EMC MirrorView
12.6.3 EMC RecoverPoint
Summary
Section IV Cloud Computing
Chapter 13 Cloud Computing
13.1 Cloud Enabling Technologies
13.2 Characteristics of Cloud Computing
13.3 Benefits of Cloud Computing
13.4 Cloud Service Models
13.4.1 Infrastructure-as-a-Service
13.4.2 Platform-as-a-Service
13.4.3 Software-as-a-Service
13.5 Cloud Deployment Models
13.5.1 Public Cloud
13.5.2 Private Cloud
13.5.3 Community Cloud
13.5.4 Hybrid Cloud
13.6 Cloud Computing Infrastructure
13.6.1 Physical Infrastructure
13.6.2 Virtual Infrastructure
13.6.3 Applications and Platform Software
13.6.4 Cloud Management and Service Creation Tools
13.7 Cloud Challenges
13.7.1 Challenges for Consumers
13.7.2 Challenges for Providers
13.8 Cloud Adoption Considerations
13.9 Concepts in Practice: Vblock
Summary
Section V Securing and Managing Storage Infrastructure
Chapter 14 Securing the Storage Infrastructure
14.1 Information Security Framework
14.2 Risk Triad
14.2.1 Assets
14.2.2 Threats
14.2.3 Vulnerability
14.3 Storage Security Domains
14.3.1 Securing the Application Access Domain
Controlling User Access to Data
Protecting the Storage Infrastructure
Data Encryption
14.3.2 Securing the Management Access Domain
Controlling Administrative Access
Protecting the Management Infrastructure
14.3.3 Securing Backup, Replication, and Archive
14.4 Security Implementations in Storage Networking
14.4.1 FC SAN
FC SAN Security Architecture
Basic SAN Security Mechanisms
LUN Masking and Zoning
Securing Switch Ports
Switch-Wide and Fabric-Wide Access Control
Logical Partitioning of a Fabric: Virtual SAN
14.4.2 NAS
NAS File Sharing: Windows ACLs
NAS File Sharing: UNIX Permissions
NAS File Sharing: Authentication and Authorization
Kerberos
Network-Layer Firewalls
14.4.3 IP SAN
14.5 Securing Storage Infrastructure in Virtualized and Cloud Environments
14.5.1 Security Concerns
14.5.2 Security Measures
Security at the Compute Level
Security at the Network Level
Security at the Storage Level
14.6 Concepts in Practice: RSA and VMware Security Products
14.6.1 RSA SecureID
14.6.2 RSA Identity and Access Management
14.6.3 RSA Data Protection Manager
14.6.4 VMware vShield
Summary
Chapter 15 Managing the Storage Infrastructure
15.1 Monitoring the Storage Infrastructure
15.1.1 Monitoring Parameters
15.1.2 Components Monitored
Hosts
Storage Network
Storage
15.1.3 Monitoring Examples
Accessibility Monitoring
Capacity Monitoring
Performance Monitoring
Security Monitoring
15.1.4 Alerts
15.2 Storage Infrastructure Management Activities
15.2.1 Availability Management
15.2.2 Capacity Management
15.2.3 Performance Management
15.2.4 Security Management
15.2.5 Reporting
15.2.6 Storage Infrastructure Management in a Virtualized Environment
15.2.7 Storage Management Examples
Example 1: Storage Allocation to a New Server/Host
Example 2: File System Space Management
Example 3: Chargeback Report
15.3 Storage Infrastructure Management Challenges
15.4 Developing an Ideal Solution
15.4.1 Storage Management Initiative
15.4.2 Enterprise Management Platform
15.5 Information Lifecycle Management
15.6 Storage Tiering
15.6.1 Intra-Array Storage Tiering
15.6.2 Inter-Array Storage Tiering
15.7 Concepts in Practice: EMC Infrastructure Management Tools
15.7.1 EMC ControlCenter and Prosphere
15.7.2 EMC Unisphere
15.7.3 EMC Unified Infrastructure Manager (UIM)
Summary
Appendix A Application I/O Characteristics
Random and Sequential
Reads and Writes
I/O Request Size
Appendix B Parallel SCSI
SCSI Standards Family
SCSI Client-Server Model
Parallel SCSI Addressing
Appendix C SAN Design Exercises
Exercise 1
Solution
Exercise 2
Solution
Appendix D Information Availability Exercises
Exercise 1
Solution
Exercise 2
Solution
Appendix E Network Technologies for Remote Replication
DWDM
CWDM
SONET
Appendix F Acronyms and Abbreviations
Glossary
Index

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