Home
EMC
Storage
Symmetrix DMX-3
EMC Symmetrix DMX-3 User Manual
4
of 1
of 1 rating
326 pages
Give review
Manual
Specs
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
Optimizing Symmetrix system perf
ormance
143
Perf
or
mance and Optimization
Figure
36 on page
143
shows step 2 of the SMC migration dialog,
selecting the tar
get disks. It is impo
rtant to note that disks containing
the sour
ce devices ar
e excluded fr
om the migration target disks.
Figure
36
SMC migration dialog
step 2
142
144
Table of Contents
Default Chapter
3
Table of Contents
3
Warnings and Cautions
17
Preface
21
Chapter 1 Introducing the Symmetrix DMX-3
25
Symmetrix DMX-3
26
Symmetrix DMX-3 Performance Features
26
Symmetrix DMX-3 Configurations
27
Symmetrix DMX-3 Nine-Bay Configuration
27
Symmetrix DMX-3 Five-Bay Configuration
28
Symmetrix DMX-3 Two-Bay Configuration
28
Symmetrix Platform and Enginuity Operating Environment
29
Enginuity Operating Environment
29
Enginuity and the Storage Platform Relationships
29
EMC Solutions Enabler Apis
30
Storage Capacities and Global Memory Requirements
31
Storage Capacities
31
Factors Affecting Storage Capacity
31
Global Memory Requirements
32
Performance Features
33
Performance Features Roadmap
33
Availability and Integrity Features
35
Availability and Integrity Features Roadmap
35
Serviceability Features
37
Supported Software Applications
38
Tiered Storage Optimization
38
Storage Management
39
Symmetrix Local and Remote Replication Software Solutions
39
Information Mobility
40
Hardware Options
41
DMX-3 Silencer
41
Silencer Specifications
42
DMX-3 Silencer Kits Model Information
42
DMX-3 Silencer Physical Specifications
42
Systems Securing Kits
43
Major Components
46
Symmetrix DMX-3 Model Component Overview
46
Chapter 2 Symmetrix DMX-3 Hardware
47
Symmetrix DMX-3 System Bay (Interior View, Front and Rear)
47
Symmetrix DMX-3 System Bay Component Overview
48
Symmetrix DMX-3 Storage Bay (Interior View, Front and Rear)
49
Symmetrix DMX-3 and Component Scaling Attributes
50
Symmetrix DMX-3 Storage Bay Component Overview
50
Configuration Rules and Guidelines
51
Symmetrix DMX-3 Architecture
53
Block Diagram
53
Symmetrix DMX-3 Block Diagram
54
Point-To-Point Message Matrix
55
Midplane Slot Configuration
56
Symmetrix DMX-3 Message Fabric
56
Slot Configuration
57
Symmetrix DMX-3 Card Cage Configurations (Front)
57
Symmetrix DMX-3 Card Cage Configurations (Rear)
58
Symmetrix Channel Connectivity and Host Integration
59
Channel Connectivity
59
Symmetrix Channel Configurations
60
Supported Fibre Channel Interfaces
60
Supported Cluster Hosts
60
Mainframe Serial Channel Interfaces
60
Supported Mainframe Operating Systems
61
IBM Controller/Dasd Compatibility
61
Fibre Channel Disk Subsystem
62
Disk Drives
62
Link Control Cards (LCC)
63
Power Supply/ Cooling Module
63
Symmetrix DMX-3 Disk Drive Features
63
Symmetrix DMX Disk Drive Capacities
64
Symmetrix DMX-3 Disk Drive Capacities
65
Symmetrix DMX-3 Logical Volume Capacities
66
Logical Volumes Supported on Symmetrix DMX-3 Disk Drives
66
Logical Volumes Supported for DMX-3 Systems
67
Configuration Rules for Vault Devices
68
Symmetrix DMX Disk Drive Emulations
68
Deleting (and then Adding) Devices Online
69
Open System Disk Emulation
69
IBM CKD DASD Disk Emulation
71
IBM DASD Emulation Characteristics
72
Track Format for 3390 DASD
73
Channel, Disk, and Global Memory Directors
75
Channel Director Connectivity
75
Channel Director Descriptions
76
Supported Protocols and Symmetrix DMX-3 Channel Directors
76
Fibre Channel Directors (Front-End)
77
Symmetrix DMX-3 Channel Director Models and Descriptions
77
Fibre Channel Adapters (Front-End)
78
Symmetrix Devices and Addressing Capabilities for Fibre Channel Front-End Directors
78
ESCON Channel Directors
79
ESCON Director Configurations
79
Multiprotocol Channel Directors
80
FICON Channel Director
80
Gigabit Ethernet (Gige) Remote Directors
81
FICON Director Configurations
81
Gige Ipv4/V6 (Ipsec Capable) Director
82
Iscsi Channel Directors
82
Fibre Channel Disk Directors (Back-End)
83
Global Memory Directors
83
Global Memory Director to Channel and Disk Director Matrix
84
Global Memory Director Configuration
85
Symmetrix DMX-3 Power Subsystems
86
System Bay Power Subsystem Components
86
Storage Bay Power Subsystem Components
87
Symmetrix DMX-3 System Bay and Storage Bay to Customer PDU Power Cabling
88
DMX-3 Communications and Environmental Control
89
Communications Control Functions
89
Environmental Control Functions
90
Communication to Directors
90
XCM Environmental Control Functionality
91
Channel Attachments
92
FICON Channel Interface Connections
92
FICON Channel Attachments
93
Symmetrix FICON Cable Distances
93
ESCON Channel Interface Connections
95
ESCON Channel Attachments
96
Mainframe Serial Channel Extenders
97
Symmetrix ESCON Cable Distances
97
Open Systems Fibre Channel Interface Connections
98
Symmetrix Fibre Channel Cable Distances
98
Chapter 3 Symmetrix DMX-3 Input/Output Operations
101
Symmetrix DMX-3 Operation
102
Host Cache Use
102
Symmetrix Global Memory Management
103
Symmetrix Global Memory Management and Data Flow
103
Elements of a Symmetrix I/O Operation
105
I/O Response Time: Mainframe Environment
105
I/O Response Time (Mainframe Environment)
105
I/O Response Time: Open Systems Environment
106
I/O Response Time (Open Systems Environment)
106
Symmetrix I/O Operations
106
Symmetrix I/O Operations
107
Read Operations
108
Read Hit
108
Read Miss
109
Write Operations
110
Fast Write
111
Delayed Fast Write
111
Write Destaging Operation
112
Destaging Operation
112
I/O Performance Enhancements
113
Chapter 4 Performance and Optimization
115
Overview
116
Global Memory Performance Features
117
Global Memory Asics
118
Tag Based Caching (TBC)
119
TBC LRU Function
119
Fast Write Capabilities
120
Dynamic Mirror Service Policy (DMSP) Algorithm
120
Disk Rotational Position Ordering (RPO)
120
Disk Multiple Priority Queues (DMPQ)
120
Permacache Option
121
Symmetrix File System Performance Features
122
Dynamically Adjusting Performance Algorithms
122
Enhancement of Dynamic Mirror Service Policy
122
Enhancement of Symmetrix Optimizer
122
Enhanced System Audit and Investigation
123
Multiple Channel Directors
124
Channel Speeds and Cable Lengths
124
Host Connectivity
126
Open Systems Hypervolumes
127
Hypervolume Extension Feature
127
Disk Drive Cylinders
127
Data Protection Options
127
Logical Volume Mapping
128
Metavolumes
128
Logical Volume Mapping (8:1)
128
Symmetrix Open Systems Disk Capacities and Cylinders
128
Concatenated Volumes
130
Striped Data
130
Mainframe Systems Hypervolumes
132
Hypervolume Extension Options
132
Split-Volume Capability
132
Extended Cylinder Addressing Option
133
Determining Cylinders for Hypervolume User Data
134
Symmetrix Mainframe Disk Capacities and Cylinders
134
Device Emulations and Number of Cylinders
135
Tiered Storage Optimization
136
Symmetrix Priority Controls
136
Dynamic Cache Partitioning
137
Optimizing Symmetrix System Performance
139
Performance Guidelines for Open System Devices
139
Virtual LUN Technology
140
Virtual LUN Management
140
SMC Migration Dialog Step 1
142
SMC Migration Dialog Step 2
143
SMC Migration Dialog Step 3
144
Dynamic Host Addressing
145
Virtual Provisioning
146
Virtual Provisioning Description
146
Benefits of Virtual Provisioning
147
Virtual Provisioning Features
147
Multiport Volume Access for Open Systems Environments
149
Software Options Overview
150
EMC Controlcenter Family of Products
150
Symmetrix Optimizer
153
Timefinder Family of Products
154
Solutions Enabler
155
Symmetrix Management Console
155
Chapter 5 Data Integrity, Availability, and Protection
158
Overview
158
Symmetrix Reliability and Availability Features
158
Symmetrix Data Integrity Protection Features
158
Data Protection Options
159
Reliability and Availability Features
162
Reliable Components
162
Global Memory Director Data Integrity
162
Redundant Global Memory
162
Channel Director Redundancy
163
Symmetrix DMX-3 Channel Director Connectivity
163
Internal Control Data Path Redundancy
164
Fibre Channel Back-End Redundancy
164
Fibre Channel Arbitrated Loop Design
165
Fibre Channel Back-End Redundancy
167
Dual-Initiator Feature
168
Redundant Power Subsystem
169
Symmetrix DMX Dual-Initiator Example
169
Vaulting
170
Power Loss to One Power Zone
170
Battery Backup Units
171
Nondisruptive Component Replacement
172
Nondisruptive Enginuity Upgrades
173
Nondisruptively Change or Remove FBA Devices
174
Deleting (and then Adding) Devices Online
174
Maintaining Data Integrity
175
Remote Support
175
Error Checking and Correction, and Data Integrity Protection
176
Data Record Format for Conventional DASD
176
Disk Error Correction and Error Verification
177
Symmetrix Data Record Format
177
Global Memory Director Data Integrity Logic
178
Global Memory Error Correction and Error Verification
178
Global Memory Chip-Level Redundancy
179
Redundant Global Memory
179
Longitude Redundancy Code (LRC)
179
Byte-Level Parity Checking
179
Global Memory Access Path Protection
180
DMX-3 Security Features
181
Security Overview
182
Symmetrix Service Credential, Secured by RSA
182
Access Control and User Authorization
183
Symmetrix Audit Log
185
RSA Envision Log Security
185
EMC Certified Data Erasure for Symmetrix Disks
186
Ipsec Security Features
187
Data Protection Guidelines
189
Disk Mirroring (RAID 1) Concepts
191
Advantages of Mirroring
191
Write Operations with Mirroring
191
Read Operations with Mirroring
192
Error Recovery with Mirroring
192
Dynamic Mirror Service Policy (DMSP)
193
Business Continuance Volumes (BCV)
193
Virtual Devices
194
Symmetrix RAID 1/0 for Open Systems
195
Symmetrix RAID 10 for Mainframe Systems
196
RAID 10 with Dynamic Mirror Service Policy
196
Symmetrix DMX RAID 5
198
RAID 5 Overview
198
RAID 5 Attributes
198
RAID 5 Device (Volume)
198
Raid 5 (3+1)
199
Raid 5 (7+1)
199
RAID 5 Modes of Operation
199
RAID 5 Data/Parity (3+1)
199
Normal Mode
200
RAID 5 Write Operation Sequence in Normal Mode
200
Writing Data in RAID 5 Normal Mode
201
Regeneration
202
Reading Data in RAID 5 Normal Mode
202
RAID 5 Performance Optimization
204
RAID 5 Configuration Guidelines
205
RAID 5 Configuration Rules
205
Symmetrix DMX RAID 6
206
RAID 6 Overview
206
RAID 6 Attributes
206
RAID 6 Device (Volume)
206
Even-Odd Algorithm
207
Raid 6 (6+2)
208
Raid 6 (14+2)
208
RAID 6 (6+2) Data/Parity Layout
208
Rebuilding Data and Parity Members
209
Raid 6 (14+2)
209
RAID 6 Configuration Guidelines
210
Comparing RAID 5 and RAID 6
210
RAID 5 and RAID 6 Comparison
210
Sparing in Symmetrix Systems
211
Sparing Configuration Rules and Guidelines
211
Special DMX-3 Sparing Considerations
211
Sparing Benefits
213
Permanent Sparing
213
Permanent Sparing Process
215
Dynamic Sparing
216
Dynamic Sparing Process
217
Dynamic Sparing with Locally Mirrored Pairs
219
SRDF Family of Products
221
Base SRDF Family Products
221
SRDF Family Options
222
SRDF/A Resiliency Features
222
Chapter 6 Mainframe Features and Support
226
Introduction
226
Supported Mainframe Features
227
EMC Z/Os Storage Manager
227
Dynamic Channel Management
228
Dynamic Path Reconnection
228
Concurrent Copy
228
Compatible Native Flash for Mainframe
229
Multi-Path Lock Facility/Concurrent Access
230
Multisubsystem Imaging
230
Sequential Data Striping
230
Partitioned Data Set (PDS) Assist
230
Multiple Allegiance (MA)
231
Parallel Access Volumes
231
Compatible Hyperpav
231
Dynamic Parallel Access Volumes
231
Dynamic Support of Parallel Access Volumes
232
RAID 10 Striping
233
Supported ESCON Devices and Logical Paths
234
Supported ESCON Logical Paths Per Port
234
Supported FICON Devices and Logical Paths
235
IBM Metromirror (PPRC)
235
Supported FICON Logical Paths Per Port
235
XRC Support
236
PPRC and GDPS Support
236
Configuring CKD Volumes
237
XRC Overview
237
Deleting (and then Adding) Devices Online
238
Support for 64 K Cylinders
238
FICON Cascading and Open Systems Intermix Configurations
238
Error Reporting and Recovery
240
Types of Errors
240
Error Reporting
242
Environmental Errors Reported as SIM Messages
244
Operator Messages
246
Z/Os IEA480E Service Alert Error Message Format (AC Power Failure)
246
(Mirror-1 Volume in "Not Ready" State)
247
(Mirror-2 Resynchronization)
247
EREP Reports
248
Z/Os IEA480E Service Alert Error Message Format (Mirror-1 Resynchronization)
248
Error Handling
249
Error Handling Steps
249
Detecting the Error
250
Sense Byte Information
251
Console Error Messages
251
Typical Console Error Message
251
Unit Status Bits
252
Channel Status Bits
252
Host Sense Byte Data Formats
253
Appendix A Symmetrix DMX-3 Specifications
256
Storage Control
256
DMX-3 73 GB Disk Capacities
257
DMX-3 146 GB Disk Capacities
258
DMX-3 300 GB Disk Capacities
259
DMX-3 450 GB Disk Capacities
260
DMX-3 500 GB Disk Capacities
261
Physical Data
264
Physical Specifications
264
Multibay Width Measurements
264
Multibay Weights
265
Environmental Data
266
Environmental Acclimation
266
Data Center Acclimation Times
266
Operating Environment Specifications
267
Shipping and Storage Environment Specifications
267
Air Volume Generated
267
Sound Power and Sound Pressure Levels
267
Power and Cooling Data
269
DMX-3 Power Consumption and Heat Dissipation
269
Electrical Specifications and Power Requirements
270
Power Connections
270
North American Power Specifications
271
North American Extension Cords and Mating Connectors
271
Electrical Specifications, North American, Three-Phase, Four-Wire (Delta)
271
Extension Line Cord, North American, Three-Phase, Four-Wire (Delta)
271
EMC Model Number DMX3-PCBL3DHR Cable Description
272
EMC Model Number DMX3-PCBL3DHH Cable Description
272
System Bay and Storage Bay Wiring, North America (Delta)
273
International Power Specifications
274
International Extension Cords and Mating Connectors
274
Electrical Specifications, International, Three-Phase, Five-Wire, (WYE)
274
Extension Line Cord, International, Three-Phase, Five-Wire, (WYE)
274
EMC Model Number DMX3-PC3YAFLE Cable Description
275
EMC Model Number DMX3-PCBL3YAG Cable Description
275
System Bay and Storage Bay Wiring with Flying Leads (WYE)
276
Symmetrix DMX-3 Specifications
256
Power Sequences
277
Appendix B Power Sequences
278
Vaulting
278
Routinely Powering up the Symmetrix DMX-3
279
Symmetrix DMX-3 System Bay and Storage Bay Power Switches
280
Powering down the Symmetrix DMX-3
281
Appendix C Planning and Installation
284
Planning Overview
284
Symmetrix DMX-3 Presite Considerations
284
Preinstallation Responsibility Summary
284
This Appendix Covers the Tasks You Need to Complete When Planning or Verifying the Physical Configuration of the Symmetrix DMX-3 or Creating I/O Addressing Schemes: Planning Overview
284
Layout and Space Recommendations
286
Securing the System
286
Transportation and Delivery Guidelines
287
Remote Support
287
Planning for Upgrades
287
Symmetrix DMX-3 Power Requirements
288
System Bay and Storage Bay to Customer PDU Power Cabling
288
DMX-3 Power Cabling Requirement
289
Symmetrix Touch Current Compliance
290
Regulatory Compliance
291
Choosing a UPS
292
System Placement Options
293
Nonraised Floor Installation
293
Overhead Host Cable Routing
294
Overhead Power Cable Routing
294
Floor Load-Bearing Requirements
295
Symmetrix DMX-3 Configuration Floor Cutouts
297
One System Bay and Eight Storage Bays
297
Planning Host Connectivity
298
Symmetrix DMX-3 Channel Adapter Port Worksheet
299
Open Systems Installations
301
Symmetrix Hardware Checklist
301
Symmetrix Checklist for UNIX or PC Server Hosts
301
Host Checklist
302
UNIX or PC Server Host Checklist
303
Available EMC Fibre Channel Cables
304
EMC Fibre Cables - Fibre Channel Connect
304
Available EMC Gige/Iscsi Cables
305
Gige/Iscsi Channel Cables
305
Mainframe Systems Installations
306
Symmetrix Hardware Checklist
306
Symmetrix Checklist for Mainframe Hosts
306
Available EMC ESCON Cables
307
ESCON Channel Cables
307
Available EMC FICON Cables
308
EMC Fibre Cables - FICON 9 Micron Connect
308
Planning and Installation
284
Glossary
309
Index
321
4
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the EMC Symmetrix DMX-3 and is the answer not in the manual?
Ask a question
EMC Symmetrix DMX-3 Specifications
General
Brand
EMC
Model
Symmetrix DMX-3
Category
Storage
Language
English
Related product manuals
EMC Iomega StorCenter ix2-dl
169 pages
EMC VPLEX
94 pages
EMC CX3-10
34 pages
EMC VNXe3200
44 pages
EMC VMAX 200K
200 pages
EMC VMAX 100K
200 pages
EMC VNX Series
18 pages
EMC Celerra NX4
34 pages
EMC Unity Family
70 pages
EMC CLARiiON CX4-120
62 pages
EMC Data Domain DD990
6 pages
EMC DATA DOMAIN DD4500
6 pages
To Next PageTo Next PageTo Previous PageTo Previous Page
Loading...
Need help?
General
