Dynamic Load Balancer Plus^tm

Contents

Preface
Preface	Preface
Chapter 1
1	DLB Plus Product Overview
1.1	Components
1.2	DLB Plus Operations
1.2.1	Process and System Adjustments
1.2.2	Modes of Operation
1.2.3	Memory Adjustments
1.2.4	Scheduling Adjustments
1.3	DLB Plus I/O Analysis
1.3.1	Scenario - User's process is stuck
1.3.1.1	DLB Plus finds locked record holders - Instantly
1.3.2	Scenario - One of your disks is overly busy
1.3.2.1	No more guessing - DLB Plus finds your HOT files
1.3.3	Scenario - You need I/O capacity planning
1.3.3.1	DLB Plus provides application I/O capacity planning
1.3.4	Scenario - You want to utilize surplus memory
1.3.4.1	DLB Plus locates candidate files for data caching
Chapter 2
2	Installation Set Up Procedures
2.1	Pages and Pagelets
2.2	Required Sysgen Parameter Changes
2.2.1	SYSGEN Parameter Values
2.3	Changing Required SYSGEN Parameter Values
2.4	PAGEFILE Requirements
2.4.1	PAGEFILE Sizing Guidelines
2.4.2	Extending the Size of a Pagefile
Chapter 3
3	Installing DLB Plus
3.1	License Registration
3.2	Installation Instructions
3.3	DLB Plus Drivers
Chapter 4
4	Shutting Down DLB Plus
4.1	Shutdown Instructions
Chapter 5
5	Starting DLB Plus I/O Analysis
5.1	Activating DLB Plus Master Menu
Chapter 6
6	Using DLB Plus
6.1	Master Menu
6.2	Choosing Menu Items
6.3	On-line Help System
6.4	Exiting and Going Back to Correct Mistakes
6.5	Aborting a Report or Graph
6.6	OpenVMS System Commands Option
Chapter 7
7	Using the DLB Plus DISPLAY Utility
7.1	Running DLB Plus DISPLAY
7.2	The DISPLAY Screen
7.2.1	DLB Plus DISPLAY information
7.3	Understanding the DLB Plus Response Index
Chapter 8
8	Using the DLB Plus STATUS Utility
8.1	Running DLB Plus STATUS
8.2	The STATUS Display
8.2.1	DLB Plus STATUS Information
Chapter 9
9	Sampling, Consolidating, and Selecting
9.1	Sampling Your System
9.2	Multiple Samples
9.3	Consolidating Sampled Node Data
9.4	Selecting Nodes and Consolidations for Analysis
9.5	AUTOSAMPLE Procedure
Chapter 10
10	Generating Reports and Graphs
10.1	Choosing a Report or Graph
10.2	Report and Graph Procedure Questions
10.2.1	Maximum Number of Records
10.2.2	Include OpenVMS Internal Files
10.2.3	Sort by I/O Count or I/O Rate
10.2.4	Proceed with the Report or Graph
10.2.5	Report Generation Statistics
10.2.6	Report Printing Options
Chapter 11
11	BATCH Procedures
11.1	Batch Set Up
11.1.1	Batch Command File Name
11.1.2	Purpose of This Batch
11.1.3	Print Command for Reports
11.2	Final Batch Stream Setup and Menu Item Selections
11.3	Submitting a Batch
11.3.1	Batch Run Date
11.3.2	Batch Run Time
11.3.3	Batch Queue
11.3.4	Proceed with the Submit
11.4	Cancel Batch Set Up
Chapter 12
12	Practical Applications of DLB Plus Reports and Graphs
12.1	RSHOT - Hot File Analysis
12.2	RSCACHE - Suggested Files for Data Caching
12.3	RSFRAG - File Fragmentation Analysis
12.4	RSIMAGE, RDIMAGE, GIMAGE, GRIMAGE - Analysis by Image
12.5	RSUSER, RDUSER, GUSER, GRUSER - Analysis by User
12.6	RSDEVICE, RDDEVICE - Analysis by Device
12.7	RSPID, RDPID - Analysis by Process ID
12.8	RDFILE - Analysis by File
12.9	LHOLDER, LWAITER - Holding/Waiting Processes
Chapter 13
13	Creating Batch I/O Activity Reports
13.1	Example
Chapter 14
14	Reducing OpenVMS I/O Bottlenecks
14.1	Speeding up I/O Operations
14.2	Eliminating I/O Operations
14.3	Host Based Data Caching
14.4	RMS File CONVERSION
14.5	RMS Buffering
14.5.1	RMS Local Buffering
14.5.2	RMS Global Buffering
14.5.3	Monitoring RMS Cache Hits
14.5.4	Authorization Parameter Changes
14.5.5	SYSGEN Parameter Changes
14.6	Disk Defragmentation
14.7	File Defragmentation
14.7.1	Create an .FDL for the File
14.7.2	Customize the .FDL File
14.7.3	Converting and Renaming