HP ProLiant BL35p Manual
HP ProLiant BL35p Manual

HP ProLiant BL35p Manual

Scalability and performance of hp proliant bl35p server blades with amd opteron model 250 (2.4 ghz/1 mb) processors in an hp sbc environment
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Scalability and performance of HP ProLiant BL35p server
blades with AMD Opteron Model 250 (2.4 GHz/1 MB)
processors in an HP SBC environment
Executive summary............................................................................................................................... 3
Introduction......................................................................................................................................... 3
This performance brief ...................................................................................................................... 3
Overview............................................................................................................................................ 4
Benefits........................................................................................................................................... 4
Ideal environment ............................................................................................................................ 5
Features .......................................................................................................................................... 5
Performance testing.............................................................................................................................. 6
Test tools and scripts......................................................................................................................... 6
Tools........................................................................................................................................... 6
More information on the test tools................................................................................................... 7
Test scripts ................................................................................................................................... 7
Test scenarios .................................................................................................................................. 8
Monitoring processor utilization ..................................................................................................... 8
Validation using a canary script ..................................................................................................... 8
Tested environment .............................................................................................................................. 9
Guidelines..................................................................................................................................... 10
Configurations ............................................................................................................................... 11
System summary ............................................................................................................................ 12
Performance test results....................................................................................................................... 13
% Processor Time ........................................................................................................................... 14
Canary time .................................................................................................................................. 15
Results summary............................................................................................................................. 16
Summary .......................................................................................................................................... 16

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Summary of Contents for HP ProLiant BL35p

  • Page 1: Table Of Contents

    Scalability and performance of HP ProLiant BL35p server blades with AMD Opteron Model 250 (2.4 GHz/1 MB) processors in an HP SBC environment Executive summary..........................3 Introduction............................3 This performance brief ........................3 Overview............................4 Benefits............................4 Ideal environment ..........................5 Features ............................
  • Page 2 Appendix A – AMD Opteron processors ....................17 Features ............................17 Benefits............................18 Breaking the 4 GB address limit....................... 18 Appendix B – SBC solution sizing ......................20 Online sizer tool ..........................20 For more information.......................... 22...
  • Page 3: Executive Summary

    HP SBC environment. Introduction HP offers a broad range of HP ProLiant servers that are ideal for particular HP SBC environments. To help customers select the appropriate server for their environment, HP publishes a series of performance briefs that characterize individual server performance and scalability. Each performance brief includes the following information: •...
  • Page 4: Overview

    This section outlines the benefits and key features of the HP ProLiant BL35p server blade, shown in Figure 1. Figure 1: HP ProLiant BL35p server blade, showing a single blade and two blades in an HP BladeSystem p-Class Blade Sleeve...
  • Page 5: Ideal Environment

    • Dual-port Fibre Channel connectivity option with no trade-offs on other features • Support for HP and third-party SANs • Support for boot from SAN Features Table 1 summarizes key features of the HP ProLiant BL35p server blade. Table 1: Key features Component Description Processor Opteron Model 250 (2.4 GHz)
  • Page 6: Performance Testing

    Scalability metrics specified in this Performance Brief reflect the optimal number of users. Test tools and scripts HP used a range of test tools and scripts to simulate typical HP SBC user workloads. Tools Terminal Services Scalability Planning Tools (TSScaling), a suite of tools developed by Microsoft®, helps organizations with Microsoft Windows®...
  • Page 7: More Information On The Test Tools

    Windows Server 2003 Terminal Server Capacity and Scaling Test scripts HP used test scripts that simulated the activities of three types of users (Heavy, Medium, and Light). Table 3 describes these users and their simulated activities. Table 3: Simulated user activities...
  • Page 8: Test Scenarios

    Historically, HP has defined the optimal number of users as the number of users that are active when processor utilization (% Processor Time) reaches 80%. Additional users are supported but response times may become unacceptable.
  • Page 9: Tested Environment

    Tested environment Figure 2 illustrates the HP SBC test environment. Figure 2: The tested environment Note: Test environments such as that shown in Figure 2 are available to customers at HP Solution Centers to help solve a wide variety of...
  • Page 10: Guidelines

    HP followed these guidelines when configuring servers for the test environment: • Memory Since all applications reside and are executed on the HP SBC server, memory resources on this server must be sufficient in order to optimize system performance. HP offers the following recommendations based on user type: –...
  • Page 11: Configurations

    Table 4: System configurations Server Configuration HP SBC server Two-way HP ProLiant BL35p server blade with: • 2.4 GHz/1 MB AMD Opteron processors • 1 MB L2 cache • 4096 MB RAM • One 60.0 GB 5,400 rpm ATA hard drive...
  • Page 12: System Summary

    System summary Table 5 summarizes the configuration of the HP SBC server. Table 5: HP SBC server configuration Component Description Operating system Microsoft Windows Server 2003, Enterprise Edition Version 5.2.3790 Build 3790 System name BL35p System manufacturer System model ProLiant BL35p G1...
  • Page 13: Performance Test Results

    Performance test results HP tested a two-way HP ProLiant BL35p server blade with 2.4 GHz/1 MB Opteron processors to determine the optimal number of users supported in an HP SBC environment. This section provides information on the following topics: • % Processor Time – Shows % Processor Time values for a typical test scenario – the Heavy User scenario in this example •...
  • Page 14: Processor Time

    Figure 3: % Processor Time values for Heavy Users – showing an optimal level of 123 users Figure 3 indicates that an HP ProLiant BL35p server blade can support 123 Heavy Users before the % Processor Time value reaches 80%.
  • Page 15: Canary Time

    Canary time Figures 4 shows sample results for an HP ProLiant BL35p server blade running a typical canary script. Individual user response times are shown in blue, with a yellow line depicting average response times. HP analyzed Figure 4 to determine when response times began to increase markedly and consistently over a baseline level, providing an indication of optimal scalability.
  • Page 16: Results Summary

    Results summary Figure 5 summarizes the optimal numbers of users supported by an HP ProLiant BL35p server blade (based on % Processor Time values). Figure 5: Optimal numbers of users supported IMPORTANT: As with any laboratory benchmark, the performance metrics quoted in this performance brief are idealized.
  • Page 17: Appendix A - Amd Opteron Processors

    Appendix A – AMD Opteron processors The AMD Opteron processors deployed in the latest HP ProLiant servers help advance the future of industry-standard servers. Key benefits include: • Improving the performance of existing 32-bit applications • Supporting 64-bit addressing – breaking the 4 GB limit inherent in earlier x86 processor...
  • Page 18: Benefits

    Benefits Table A-1 outlines key benefits of the Opteron processor. Table A-1: Key benefits of the Opteron processor Feature Benefit Simultaneous 32- and 64-bit computing Users can run 32-bit and/or 64-bit applications and capabilities operating systems – without sacrificing performance. Direct Connect Architecture helps reduce Direct Connect Architecture can reduce memory latency, performance bottlenecks...
  • Page 19 Figure A-2 shows the approximate amount of directly-addressable memory available with various Windows operating systems. Figure A-2: Memory limits with Windows operating systems While 32-bit Windows operating systems can address a maximum of 4 GB directly, memory space can be extended with certain operating systems through the use of Address Windowing Extensions (AWE).
  • Page 20: Appendix B - Sbc Solution Sizing

    Performance Brief. Online sizer tool To minimize risk, HP offers automated, online tools that can help the customer size an HP SBC solution. The algorithms and methodology used by the sizer are based on the results of customer surveys and thorough testing.
  • Page 21 Figure B-1: The HP SBC sizer’s User Specification dialog Based on information provided by the customer, a sizer can provide a quick, consistent mechanism for identifying the “best-fit” server for a particular HP SBC environment and generate a Bill of Materials (BOM) for that server.
  • Page 22: For More Information

    HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.

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