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Hitachi 9960 manual available for free PDF download: Architecture Manual
Hitachi 9960 Architecture Manual (80 pages)
Hitachi Lightening System Architecture Guide
Brand:
Hitachi
| Category:
Storage
| Size: 1.29 MB
Table of Contents
Table of Contents
4
Table of Figures
8
Chapter 1 - Introduction
10
The Only Switched-Fabric Storage Architecture in the World
10
Lightning 9900 Series Product Offerings
10
An Overview of the Hitachi Lightning 9900 Series Architecture
11
Figure 1 the 9960 Provides for Exploding Growth and Data Consolidation While the 9910 Provides for Managed Growth and Open System Exploitation
11
Table 1 Comparison of the Lightning 9900 Series Models
11
Figure 2 the Hitachi Lightning 9960 Series' Hi-Star Internal Switched-Fabric Architecture
12
Comparison to the Shared Bus Architecture of the Hitachi Freedom Storage 7700E
13
The Lightning 9900 Has an Advanced Availability Profile Compared to Competitive Products
13
Figure 3 System Block Diagram of the 7700E's Shared Bus Architecture
13
Other Information Sources Available from Hitachi Data Systems
14
Chapter 2 - the Lightning 9900 Series Packaging
16
Model 9960 Packaging
16
Model 9960 Control Frame
16
Figure 4 a 9960 Control Frame and Its Major Components
16
Model 9960 Array Frames
17
Figure 5 a 9960 Array Frame with Its Major Components
17
Model 9910 Packaging
18
Figure 6 a Power Supply Module of a Lightning 9900 Series System
18
The System Monitoring Network of the Lightning 9900 Series
19
Figure 7 a 9910 Single-Cabinet Storage Subsystem
19
Chapter 3 - Front-End Design of the Hitachi Lightning 9900 Series
20
Chips Support Fibre Channel Host and ESCON Host Connectivity and Scalability
20
Figure 8 Fibre Channel and ESCON or FICON Adapter Boards Connect to Open Systems and Mainframe Computers
20
About the Fibre Channel Interface Boards
21
Figure 9 a Fibre Channel Host Adapter Board and Its Major Hardware Components
21
Figure 10 an ESCON Host Adaper Board and Its Major Hardware Components
22
Bandwidth of Supported Host Interfaces
23
Number of Host Interfaces Supported
23
Types of Hosts Supported by Direct Fibre Channel Host Attachment by the Lightning 9900 Series
23
Figure 11 a 9960 System Connected to Mainframes and Open Systems Hosts
23
Table 2 Bandwidth of Supported Interfaces of the Lightning 9900 Series
23
Chapter 4 - Hi-Star Architecture - an Internal Switched Hierarchial Star Network
24
The Internal Hi-Star Architecture
24
The Cache Hierarchical Star Network
24
Figure 12 the Cache Hierarchical Star Network (C-HSN) Provides Fully Redundant Switched Access to Cache from All Channel Adapters
24
The Cache Switch Provides Non-Blocking Switched Access to Cache
25
The Path Bandwidth between the CSW and Chips or Acps Is 6.4Gb/Sec
25
The Path Bandwidth between the CSW and the Cache Adapter (Cas) Is 3.2Gb/Sec
25
Advantages of a Switched Architecture Compared to a Shared Bus Architecture
25
Figure 13 the CSW and Carbs Provide Non-Blocking Channel Access to All Cache
25
Figure 14 a Shared-Bus Architecture Is Limited to Two Simultaneous I/O Operations
26
Figure 15 the Lightning 9900 Series Hi-Star Architecture Allows for 16 Parallel I/Os to Cache through Four Interconnecting Cache Switches
26
The 9960 Provides 32GB of Fully Addressable Cache
27
Advanced Cache Algorithms of the Lightning 9900 Series
27
Hitachi Flashaccess Allows Datasets to be Permanently Placed in Cache
27
Read-Ahead for High-Performance Sequential Reads
27
The Control Memory Hierarchical Star Network
27
Figure 16 Separate Redundant Control Memory Handles the Exchange of Control Information between Processors and Cache Memory about the Status, Location, and Configuration of Data
28
Chapter 5 - High Performance Back-End Design
30
High-Performance Back-End Design
30
New Fibre Channel Disk Drives
30
Figure 17 Functional Diagram of a Lightning 9900 Series ACP Pair
30
Maximum Configuration of Acps and Disks
31
The Importance of Command Tag Queuing (CTQ)
31
Figure 18 Functional Diagram of an Array Group with FC-AL Disks
31
Figure 19 Diagram of Four ACP Pairs and 32 FC-AL Back-End Disks
31
Chapter 6 - Capacities and RAID Architecture
32
Storage Capacity of the Lightning 9900 Series
32
Advantages of the Lightning 9900 Series RAID Hardware
32
Raid-1
32
RAID-5 Distributed Parity
32
RAID Rebuild Capability
32
Table 3 System Capacities and Number of Disk Drives for Various Configurations
32
High-Density Disk Drive Assemblies (Hdds)
33
Figure 20 the Lightning 9900 Series Systems Are Available with RAID-1+ and RAID-5 Arrays
33
Chapter 7 - Hitachi High-Availability Software Improves Application Service Levels
34
An Overview of High Availability (HA) Computing Software
34
Software Products Contribute to High-Availability Computing
34
The Lightning 9900 Has an Advanced Availability Profile Compared to Competitive Products
34
Open Systems High-Availability Middleware Support
35
Figure 21 the Lightning 9900 Offers a Far more Complete Range of Availability Protection than
35
Alternate Pathing Middleware Switches the I/O Load in the Event of Path Failure
36
Hitachi Dynamic Link Manager Provides Path Failover and Load Balancing
36
Host Failover
36
Parallel Database Clustering
37
Standard Hot-Swap and Redundant Power Supplies
37
Figure 22 Hitachi Dynamic Link Manager Automatically Provides Path Failover and Load Balancing for Open Systems
37
Standard Redundant Fans for Cooling
38
Unmatched Competitive Advantage in RAID Choices
38
Chapter 8 - Performance Considerations
40
Truly Scalable Performance
40
The Advantages of the Lightning 9900 Series Hi-Star Architecture over a Shared Bus Architecture
40
Figure 23 Test Results Show the Advantages of the 9960 Histar Architecture When Compared to a Shared Bus Architecture
40
Internal Switching Overcomes the Limitations of Shared Bus Architectures
41
Test Results
41
Chapter 9 - the Lightning 9900 Series Software Solutions Are the Best in the World
42
Table 4 Summary of Hitachi Freedom Storage Software Products and the Business Objectives They Serve
42
Increased IT Service Levels in Availability and Performance through Business Continuity Planning (BCP) Software and Services
43
Figure 24 Hitachi Data Systems Offers a Broad Range of Remote Copy, Data Duplication, and Data Migration Software Solutions
43
Remote Copy, Data Duplication, Data Migration Defined
44
Remote Copy
44
Pit Copy
44
Data Migration
44
Business Goals Served by Hitachi Copy Software
45
Table 5 Hitachi Copy Products Provide Remote Copy, Data Duplication and Data Migration
45
Chapter 10 - Centralized and Open Systems Management Software Simplifies IT Operations
46
A Powerful and Open Systems Management Philosophy
46
Hicommand Allows Systems Management of Hitachi Storage and Software through the Enterprise's Vendor of Choice
46
Figure 25 Hicommand Allows Management of Virtually All Hitachi Hardware and Software from the Customer's Platform of Choice
47
The Components of Hicommand
48
Overview of How the Systems Management Software Supports Business Objectives
48
Hitachi Resource Manager 9000
49
Service Level Management
49
Deployment Management
49
Compliance Management
49
SNMP Support Ensures Compliance with All Major Systems Management Platforms
49
Hitachi Graph-Track Takes the Guess-Work out of Performance Management
49
Hitachi LUN Manager Simplifies Configuration Management and Reduces Staffing Costs
50
Figure 26 the GUI Interface on Hitachi Graph-Track Simplifies Performance Management
50
Hitachi Virtual Logical Volume Image Manager Allows very Large to very Small Virtual Volume Configuration
51
Hitachi Flashaccess Allows Data to be "Locked and Unlocked" in Cache On-The-Fly
51
Hitachi Cruisecontrol
51
Storage Maximizer
52
Hitachi Santinel
52
Transaction Processing Facility/Multi-Path Lock Facility (TPF/MPLF)
52
Chapter 11 - Professional Services and Support
54
Hitachi Data Systems Is Consistently Ranked Number One in the Industry
54
Professional Services Overview
54
Cost of Risk Analysis Methodology (CORA)
54
Data Protection Services
54
Data Protection Services Lab
55
Remote Copy Assessment and Implementation Service
55
Hitachi Nanocopy Implementation Service
55
Continuous Availability Service
56
On-Line Data Migration Service
56
SAN Services
56
Hitachi Data Systems Interoperability Laboratory Service
57
Enterprise Storage and Availability Management Services
57
Software Portfolio Review and Analysis Service
57
Appendix A - System Configurations for the Performance Experiment
58
Glossary of Terms
60
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