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IBM Power System POWER7 Series Manuals
Manuals and User Guides for IBM Power System POWER7 Series. We have
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IBM Power System POWER7 Series manuals available for free PDF download: Optimization And Tuning Manual, Common Service Procedures, Removal And Replacement Procedures
IBM Power System POWER7 Series Optimization And Tuning Manual (224 pages)
Brand:
IBM
| Category:
Computer Hardware
| Size: 3.03 MB
Table of Contents
Front Cover
1
Table of Contents
5
Notices
9
Trademarks
10
Preface
11
The Team Who Wrote this Book
11
Now You Can Become a Published Author, too
15
Comments Welcome
16
Stay Connected to IBM Redbooks
16
Chapter 1. Optimization and Tuning on IBM POWER7 and IBM POWER7
17
Introduction
18
Outline of this Guide
18
Conventions that Are Used in this Guide
20
Background
20
Optimizing Performance on POWER7
21
Lightweight Tuning and Optimization Guidelines
22
Deployment Guidelines
29
Deep Performance Optimization Guidelines
33
Chapter 2. The POWER7 Processor
37
Introduction to the POWER7 Processor
38
The POWER7+ Processor
39
Multi-Core and Multi-Thread Scalability
39
Using POWER7 Features
41
Page Sizes (4 KB, 64 KB, 16 MB, and 16 GB)
41
Cache Sharing
45
SMT Priorities
51
Storage Synchronization (Sync, Lwsync, Lwarx, Stwcx, and Eieio)
53
Vector Scalar Extension (VSX)
55
Decimal Floating Point (DFP)
60
Data Prefetching Using D-Cache Instructions and the Data Streams Control Register
62
(Dscr)
62
Related Publications
67
Chapter 3. The POWER Hypervisor
71
Introduction to the POWER7 Hypervisor
72
POWER7 Virtualization
73
Virtual Processors
73
Page Table Sizes for Lpars
77
Placing LPAR Resources to Attain Higher Memory Affinity
77
Active Memory Expansion
80
Optimizing Resource Placement - Dynamic Platform Optimizer
81
Related Publications
81
Chapter 4. AIX
83
AIX and System Libraries
84
AIX Operating System-Specific Optimizations
84
Using POWER7+ Features under AIX
99
AIX Active System Optimizer and Dynamic System Optimizer
100
Concepts
100
ASO and DSO Optimizations
102
Workloads
103
The Asoo Command
105
Environment Variables
105
System Requirements
106
Installing DSO
107
Log Files
107
AIX Preferred Practices
108
AIX Preferred Practices that Are Applicable to All Power Systems Generations
108
AIX Preferred Practices that Are Applicable to POWER7
109
POWER7 MID-Range and High-End High Impact or Pervasive Advisory
109
Related Publications
110
Chapter 5. Linux
113
Linux and System Libraries
114
Introduction
114
Linux Operating System-Specific Optimizations
114
Related Publications
122
Chapter 6. Compilers and Optimization Tools for C, C++, and Fortran
123
Compiler Versions and Optimization Levels
124
Advanced Compiler Optimization Techniques
125
Common Prerequisites
125
XL Compiler Family
126
GCC Compiler Family
128
IBM Feedback Directed Program Restructuring
130
Introduction
130
FDPR Supported Environments
131
Acceptable Input Formats
132
General Operation
132
Instrumentation and Profiling
133
Optimization
135
Related Publications
139
Chapter 7. Java
141
Java Levels
142
32-Bit Versus 64-Bit Java
142
Memory and Page Size Considerations
143
Medium and Large Pages for Java Heap and Code Cache
143
Configuring Large Pages for Java Heap and Code Cache
144
Prefetching
144
Compressed References
144
JIT Code Cache
145
Shared Classes
146
Java Garbage Collection Tuning
146
GC Strategy: Optthruput
146
GC Strategy: Optavgpause
147
GC Strategy: Gencon
147
GC Strategy: Balanced
147
Optimal Heap Size
148
Application Scaling
149
Choosing the Correct SMT Mode
149
Using Resource Sets
149
Java Lock Reservation
151
Java GC Threads
151
Java Concurrent Marking
152
Related Publications
152
Chapter 8. DB2
153
DB2 and the POWER7 Processor
154
Taking Advantage of the POWER7 Processor
154
Affinitization
154
Page Sizes
155
Decimal Arithmetics
155
Using SMT Priorities for Internal Lock Implementation
156
Capitalizing on the Compilers and Optimization Tools for POWER7
156
Whole-Program Analysis and Profile-Based Optimizations
156
Feedback Directed Program Restructuring (FDPR)
156
Capitalizing on POWER7 Virtualization
156
DB2 Virtualization
157
DB2 in an AIX Workload Partition
157
Capitalizing on the AIX System Libraries
158
Using the Thread_Post_Many API
158
File Systems
158
Capitalizing on Performance Tooling
159
High-Level Investigation
159
Low-Level Investigation
160
Conclusion
160
Related Publications
160
Chapter 9. Websphere Application Server
163
IBM Websphere
164
Installation
164
Deployment
164
Performance
165
Performance Analysis, Problem Determination, and Diagnostic Tests
166
Appendix A. Analyzing Malloc Usage under AIX
167
Introduction
168
How to Collect Malloc Usage Information
168
Appendix B. Performance Tooling and Empirical Performance Analysis
171
Introduction
172
Performance Advisors
172
Expert System Advisors
172
Rational Performance Advisor
177
Aix
178
CPU Profiling
179
AIX Trace-Based Analysis Tools
181
Finding Emulation Issues
186
Hpmstat, Hpmcount, and Tprof -E
187
Linux
187
Empirical Performance Analysis Using the IBM SDK for Powerlinux
188
Using the IBM SDK for Powerlinux Trace Analyzer
189
High Library Usage
189
Deeper Empirical Analysis
190
Java (Either AIX or Linux)
192
32-Bit or 64-Bit JDK
192
Java Heap Size, and Garbage Collection Policies and Parameters
192
Hot Method or Routine Analysis
193
Locking Analysis
198
Thread State Analysis
199
Appendix C. POWER7 Optimization and Tuning with Third-Party Applications
201
Migrating Oracle to POWER7
202
Oracle 11Gr2 Preferred Practices for AIX V6.1 and AIX V7.1 on Power Systems
204
Migrating Sybase ASE to POWER7
209
Implementing Sybase IQ to POWER7
211
Environment Variables
211
Special Considerations for Sybase IQ with SMT4 Mode
212
Shared Versus Dedicated Processors with Sybase IQ and POWER7
212
Migrating SAS to POWER7
213
Disk Storage Tuning
216
Migrating SAP Businessobjects Business Intelligence Platform with POWER7
219
Platform Support
219
Sizing for Optimum Performance
220
Landscape Design
220
Back Cover
224
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IBM Power System POWER7 Series Common Service Procedures (198 pages)
Brand:
IBM
| Category:
Server
| Size: 6.33 MB
Table of Contents
Table of Contents
5
Safety Notices
9
Common Service Procedures
15
Starting a Repair Action
15
Powering on and Powering off a System
16
Primary Consoles or Alternative Consoles
19
Determining Whether the System Has Logical Partitions
21
Separating the 571F/575B Card Set and Moving the Cache Directory Card
21
Determining Which Processor Is the Secondary Service Processor
26
System Reference Code Format Description
27
System Reference Code Information
27
Determining System Reference Code Address Formats
27
Hardware System Reference Code Formats
31
Logical Address Format
33
Problem Reference Code Formats Detected by Licensed Internal Code
34
Searching the Service Action Log
35
Problems with Noncritical Resources
36
Using the Product Activity Log
37
System Service Tools
37
Working with a Communications Trace
38
Hexadecimal Product Activity Log Data
43
Examples: Obtaining Additional Information from Hexadecimal Reports
46
Reclaiming I/O Processor Cache Storage
61
Dedicated Service Tools
61
Accessing Dedicated Service Tools
62
Selecting Function 21 from the Control Panel
62
Control Panel Function Codes on the Hardware Management Console
63
Performing an IPL to Dedicated Service Tools
64
Performing an Alternate IPL to DST (Type D IPL)
65
Starting a Service Tool
67
IPL Type, Mode, and Speed Options
67
Printing the System Configuration List and Details of the System Bus, Main Storage, or Processor
67
Printing the System Configuration List
68
Printing the Details of the System Bus, Main Storage, or Processor
68
Hardware Service Manager
69
Managing the Advanced System Management Interface
69
Accessing the Advanced System Management Interface
70
Accessing the Advanced System Management Interface by Using a Web Browser
70
Accessing the Advanced System Management Interface by Using an ASCII Terminal
71
Accessing the Advanced System Management Console Interface Using a Management Console
72
Displaying Error and Event Logs
73
Setting the System Enclosure Type
73
Setting the System Identifiers
74
Displaying Vital Product Data
74
Clearing All Deconfiguration Errors
75
Service Functions
75
Working with Storage Dumps
76
Managing Dumps
76
Performing a Platform System Dump
76
Performing Dumps
76
Performing a Service Processor Dump
78
Copying a Dump
79
Copying a Dump by Using a Management Console
79
Copying a Dump by Using a Linux Command
80
Copying a Dump by Using an AIX Command
80
Copying a Dump by Using IBM I Service Tools
81
Reporting a Dump
82
Reporting a Dump by Using a Management Console
82
Reporting a Dump by Using a Linux Command
83
Reporting a Dump by Using an AIX Command
83
Deleting a Dump
84
Deleting a Dump by Using a Management Console
84
Reporting a Main Storage Dump, a Platform System Dump, or an SP Dump by Using the IBM I Service Tools
84
Deleting a Dump by Using a Linux Command
85
Deleting a Dump by Using the IBM I Service Tools
85
Deleting a Dump Using an AIX Command
85
Performing an IBM I Main Storage Dump
86
Performing an IBM I Main Storage Dump by Using the Control Panel
86
Performing an IBM I Main Storage Dump by Using the Hardware Management Console
86
Performing a Slow Boot
87
Performing a Slow Boot by Using the Hardware Management Console
87
Performing a Slow Boot Using the Control Panel
88
Performing a Slow Boot by Using the Advanced System Management Interface Menus
88
Determining the Primary or Alternate Console
89
Primary Console Workstation Requirements
89
Finding the Primary Console When the System Is Operational
90
Finding the Primary Console When the System Power Is off
90
Resetting the Service Processor
90
Resetting the Managed System Connection from the HMC
91
Checking for a Duplicate IP Address
91
Disk Drive
91
Replacing the Disk Drive Nonconcurrently
92
Replacing the Disk Drive Using AIX
94
Replacing the Disk Drive Using IBM I
98
Replacing the Disk Drive Using Linux
103
Preparing to Remove the Disk Drive
103
Removing the Disk Drive
106
Replacing the Disk Drive
108
Rebuilding Data on a Replacement Disk Drive by Using Linux
111
PCI Adapter
111
Removing and Replacing a PCI Adapter Contained in a Cassette in an AIX Partition that Is Powered on
111
Removing and Replacing a PCI Adapters Cpartitiontained in a Cassette in a Linux Partitipartition that Is Powered Partition
124
Verifying that the Hot-Plug PCI Tools Are Installed on the Linux Partition
137
Removing and Replacing a PCI Adapter Contained in a Cassette in an IBM I Partition that Is Powered on
137
Preparing for Hot-Plug SCSI Device or Cable Deconfiguration
150
Powering off an Expansion Unit
151
Powering on an Expansion Unit
158
After Hot-Plug SCSI Device or Cable Deconfiguration
160
Verifying a Repair
160
Verifying the Repair in AIX
161
Verifying a Repair by Using an IBM I System or Logical Partition
165
Verifying the Repair in Linux
166
Verifying the Repair from the Management Console
167
Activating and Deactivating Leds
168
Deactivating a System Attention LED or Partition LED by Using the Management Console
168
Activating or Deactivating an Identify LED by Using the Management Console
169
Deactivating a System Attention LED or Logical Partition LED by Using the Advanced System Management Interface
170
Activating or Deactivating an Identify LED by Using the Advanced System Management Interface
170
Gathering and Uploading System Configuration Information
171
Closing a Service Call
172
Closing a Service Call by Using AIX or Linux
176
Closing a Service Call by Using Integrated Virtualization Manager
180
Notices
187
Trademarks
188
Electronic Emission Notices
188
Class a Notices
188
Class B Notices
192
Terms and Conditions
195
IBM Power System POWER7 Series Removal And Replacement Procedures (34 pages)
Power Systems
Brand:
IBM
| Category:
Enclosure
| Size: 2.8 MB
Table of Contents
Table of Contents
5
Safety Notices
7
Removal and Replacement Procedures
13
Removing and Installing a Disk Drive
15
Removing and Installing an Enclosure Services Manager
16
Removing and Installing a Midplane
17
Removing and Installing a Power Supply
21
Notices
23
Trademarks
24
Electronic Emission Notices
24
Class a Notices
24
Class B Notices
28
Terms and Conditions
31
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