Exchange Server 2003 Performance Tuning Smith Mangmeetakun Technology Specialist Microsoft (Thailand) Limited Helpful Experience Level 300 • Windows administration experience • Experience configuring Exchange servers • Experience configuring Active Directory • Experience with the Windows Registry Agenda • Understanding Exchange Performance • Optimizing Memory Usage • Exchange Store and ESE Tuning • Routing Tuning • SMTP Transport Tuning • Active Directory Integration Tuning • Additional Tools Performance and Scalability Guide for Exchange 2003: http://go.microsoft.com/fwlink/?LinkId=47576 Performance Considerations Processor • 60% average load Performance and Scalability Guide for Exchange 2003: http://go.microsoft.com/fwlink/?LinkId=47576 Performance Considerations - Notes Processor • 60% average load Memory • Up to 3GB • At least 32MB free Performance and Scalability Guide for Exchange 2003: http://go.microsoft.com/fwlink/?LinkId=47576 Performance Considerations - Notes Processor • 60% average load Memory • Up to 3GB • At least 32MB free Disk Storage • 2 log + 2 DB spindles • 100 ops/sec per spindle Performance and Scalability Guide for Exchange 2003: http://go.microsoft.com/fwlink/?LinkId=47576 Performance Considerations - Notes Processor • 60% average load Memory • Up to 3GB • At least 32MB free Disk Storage • 2 log + 2 DB spindles • 100 ops/sec per spindle Network • 100 Mbps front end • 1 GBps inter-sever Performance and Scalability Guide for Exchange 2003: “Exchange Server 2003 Performance Tools” Performance Tuning Tools Exchange Stress and Performance (ESP) • Use to simulate client sessions for stress testing Performance and Scalability Guide for Exchange 2003: “Exchange Server 2003 Performance Tools” Performance Tuning Tools Exchange Stress and Performance (ESP) • Use to simulate client sessions for stress testing Load Simulator (LoadSim) • Use to test MAPI client performance Performance and Scalability Guide for Exchange 2003: “Exchange Server 2003 Performance Tools” Performance Tuning Tools Exchange Stress and Performance (ESP) • Use to simulate client sessions for stress testing Load Simulator (LoadSim) • Use to test MAPI client performance Jetstress • Use to test disk subsystem performance Performance and Scalability Guide for Exchange 2003: “Exchange Server 2003 Performance Tools” Performance Tuning Tools Exchange Stress and Performance (ESP) • Use to simulate client sessions for stress testing Load Simulator (LoadSim) • Use to test MAPI client performance Jetstress • Use to test disk subsystem performance Performance Monitor and Network Monitor • Tools to monitors Windows OS performance Demo Review Exchange Tuning Tools
Using Exchange Tuning Tools
Monitoring Exchange Status demonstration Agenda • Understanding Exchange Performance • Optimizing Memory Usage • Exchange Store and ESE Tuning • Routing Tuning • SMTP Transport Tuning • Active Directory Integration Tuning • Additional Tools Microsoft Knowledge Base: Article ID 823440 Setting the /3GB Switch Without /3GB Switch 2GB: User With /3GB Switch 3GB: User 1GB: Kernel 2GB: Kernel Performance and Scalability Guide for Exchange 2003: “How to Increase System Page Table Entries in Windows 2000 ” “How to Set the /USERVA Startup Switch in Windows” Configuring Page Table Entries Windows 2000 Edit registry value SystemPages = 30000 Performance and Scalability Guide for Exchange 2003: “How to Increase System Page Table Entries in Windows 2000 ” “How to Set the /USERVA Startup Switch in Windows” Configuring Page Table Entries Windows 2003 Windows 2000 Edit registry value Edit Boot.ini switch SystemPages = 30000 /USERVA = 3030 Microsoft Knowledge Base: Article ID 315407 Configuring Memory Deallocation Free Memory Used Memory Deallocated Memory Normal Memory Use Memory Fragmentation Microsoft Knowledge Base: Article ID 315407 Configuring Memory Deallocation Free Memory Used Memory Deallocated Memory Normal Memory Use Memory Fragmentation With HeapDecommitFreeBlockThreshold Demo Configure Memory Usage Options
Setting the /3GB Switch
Configuring Page Table Entries
Configuring Memory Deallocation demonstration Agenda • Understanding Exchange Performance • Optimizing Memory Usage • Exchange Store and ESE Tuning • Routing Tuning • SMTP Transport Tuning • Active Directory Integration Tuning • Additional Tools Exchange Store Topology Storage Group 1 Storage Group 2 Storage Group 3 Storage Group 4 DB DB DB DB Performance and Scalability Guide for Exchange 2003: “Exchange Store and Extensible Storage Engine Tuning” Exchange Store Topology Storage Group 1 Storage Group 2 Storage Group 3 Storage Group 4 DB DB DB DB Performance and Scalability Guide for Exchange 2003: “Exchange Store and Extensible Storage Engine Tuning” Agenda • Understanding Exchange Performance • Optimizing Memory Usage • Exchange Store and ESE Tuning • Routing Tuning • SMTP Transport Tuning • Active Directory Integration Tuning • Additional Tools Suppressing Link State Changes Major State Changes • Administrator updates •Always broadcast Minor State Changes Performance and Scalability Guide for Exchange 2003: “How to Set the SuppressStateChanges Registry Value” Suppressing Link State Changes Major State Changes • Administrator updates • Always broadcast Minor State Changes • Link fluctuation Performance and Scalability Guide for Exchange 2003: “How to Set the SuppressStateChanges Registry Value” Suppressing Link State Changes Major State Changes • Administrator updates • Always broadcast Minor State Changes • Link fluctuation • SuppressStateChanges Performance and Scalability Guide for Exchange 2003: “How to Set the SuppressStateChanges Registry Value” Configuring the Glitch Retry Interval Glitch Retry Interval • Used to re-send messages • GlitchRetrySeconds value Performance and Scalability Guide for Exchange 2003: “How to Configure Glitch Retry Interval in Exchange Server 2003” Server Busy Demo Tuning Exchange Routing
Configuring SuppressStateChanges
Configuring the Glitch Retry Interval demonstration Agenda • Understanding Exchange Performance • Optimizing Memory Usage • Exchange Store and ESE Tuning • Routing Tuning • SMTP Transport Tuning • Active Directory Integration Tuning • Additional Tools Moving the Mailroot Directory \Program Files\Exchsrvr\Mailroot Performance and Scalability Guide for Exchange 2003: “How to Move the Mailroot Directory in Exchange Server 2003” Moving the Mailroot Directory \Program Files\Exchsrvr\Mailroot •Move to faster drive •Migrate via SMTP Virtual Server Performance and Scalability Guide for Exchange 2003: “How to Move the Mailroot Directory in Exchange Server 2003” Configuring SMTP Queue Size • 4 KB memory per message • Default of 100,000 • MaxMessageObjects setting • Additional messages refused 4xx (temporary) error Performance and Scalability Guide for Exchange 2003: “How to Set the MaxMessageObjects Registry Value” Demo SMTP Transport Configuration
Moving the Mailroot Directory
Configuring SMTP Queue Size demonstration Agenda • Understanding Exchange Performance • Optimizing Memory Usage • Exchange Store and ESE Tuning • Routing Tuning • SMTP Transport Tuning • Active Directory Integration Tuning • Additional Tools Active Directory Topology Planning Global Catalog • 4:1 ratio Performance and Scalability Guide for Exchange 2003: “Active Directory Integration Tuning” “How to Index an Attribute in Active Directory” Active Directory Topology Planning Global Catalog • 4:1 ratio • Dedicated GCs Performance and Scalability Guide for Exchange 2003: “Active Directory Integration Tuning” “How to Index an Attribute in Active Directory” Active Directory Topology Planning Global Catalog • 4:1 ratio • Dedicated GCs • Index attributes Performance and Scalability Guide for Exchange 2003: “Active Directory Integration Tuning” “How to Index an Attribute in Active Directory” Demo Tuning Active Directory
Indexing a Global Catalog Attribute
msExchRoutingGroupMembersBL
Configuring the MinUserDC Value
Configuring MaxActiveQueries demonstration Agenda • Understanding Exchange Performance • Optimizing Memory Usage • Exchange Store and ESE Tuning • Routing Tuning • SMTP Transport Tuning • Active Directory Integration Tuning • Additional Tools Additional Tools • Microsoft Exchange Best Practice Analyzer Tool (ExBPA) version 2.5 • Microsoft Exchange Performance Troubleshooting Analyzer Tool (ExPTA) version 1.0 • Microsoft Exchange Disaster Recovery Analyzer Tool (ExDRA) version 1.0 Demo Additional Tools
Microsoft Exchange Best Practice Analyzer Tool (ExBPA) version 2.5
Microsoft Exchange Performance Troubleshooting Analyzer Tool (ExPTA) version 1.0 demonstration Session Summary • Use performance tools to identify bottlenecks • Optimize Active Directory and Exchange topologies • Tune Registry and Exchange settings For More Information www.microsoft.com/technet/EXC-06 Visit TechNet at www.microsoft.com/technet Visit the url below for additional information © 2004-2005 Microsoft Corporation. All rights reserved. This presentation is for informational purposes only. Microsoft makes no warranties, express or implied, in this summary. Appendix Performance Counters for IS • MSExchangeIS – RPC Operations/Sec – RPC Requests • MSExchangeISMailbox – Messages Delivered LoadSim – LSLOG command • Lslog answer lsperf.log | more HeapDecommitFreeBlockThreshold Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager] "HeapDeCommitFreeBlockThreshold"=dword:00040000 SuppressStateChanges Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\RESvc] "SuppressStateChanges"=dword:1 GlitchRetrySeconds Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SMTPSVC\ Queuing] "GlitchRetrySeconds"=dword:0000000f MaxMessageObjects Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Exchange\MailMsg] "MaxMessageObjects"=dword:0000C350 MinUserDC Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MSExchang eDSAccess\Profiles\Default] "MinUserDC"=dword:00000004