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Sun Microsystems 7 Thefollowing table shows the results of the dynamic content test for C CGI., Thefollowing is a graphical representation of C CGI scalability results.

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TABLE6–7 CGITuning Settings

Default Tuned

idle-timeout=300

cgistub-idle-timeout=30

min-cgistubs=0

max-cgistubs=16

idle-timeout=300

cgistub-idle-timeout=1000

min-cgistubs=100

max-cgistubs=100

Thefollowing table shows the results of the dynamic content test for C CGI.

TABLE6–8 DynamicContent Test: C CGI Scalability

NumberOfCores AverageThroughput(ops/sec) AverageResponseTime (ms)

2 892 112

4 1681 119

6 2320 129

Thefollowing is a graphical representation of C CGI scalability results.

Number of cores

C CGI Scalability

2300

2200

2100

2000

1900

1800

1700

1600

1500

1400

1300

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1100

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246

Throughput(ops/sec)

Throughput

PerformanceTestsand Results

SunJavaSystem Web Server 7.0 Update 1 Performance Tuning,Sizing, and Scaling Guide •112

Contents

Main Page Contents Page Page Page Tables Page Page Page Preface Who Should UseThis Book BeforeYou ReadThis Book WebSer verDocumentation Set Page RelatedB ooks Thefollowing table describes the default paths and le names that are used in this book. Default Pathsand File Names Page TypographicConventions Thefollowing table describes the typographic changes that are used in this book. SymbolConventions Thefollowing table explains symbols that might be used in this book. Documentation, Support, andTraining Searching Sun Product Documentation Third-PartyWeb Site References Page Page Performance and Monitoring Overview PerformanceIssues Conguration Virtual Servers Server Farms 64Bit Servers SSL Performance Monitoring Server Performance About Statistics EnablingStatistics ToEnable Statistics from the Admin Console ToEnable Statistics from the CLI MonitoringCurrent Activity Using the Admin Console ToMonitor Statistics from the Admin Console MonitoringCurrent Activity Using the CLI ToMonitor Statistics from the CLI Page Page MonitoringCurrent Activity Using stats.xml ToEnable the stats-xml URI from the Admin Console ToEnable the stats-xml URI from the CLI ToLimit the stats-xml Statistics Displayedin the URI ToViewstats-xml Output from the CLI MonitoringCurrent Activity Using perfdump ToEnable the perfdump URI from the Admin Console ToEnable the perfdump URI from the CLI ToViewthe per fdump Datafrom the CLI Sampleperfdump Output Page UsingPerformance Buckets Conguration PerformanceReport MonitoringCurrent Activity Using the Java ES MonitoringConsole Page TuningSun Java System Web Server GeneralTuning Tips UnderstandingThreads, Processes, and Connections Connection-Handling Overview LowLatency and High Concurrency Modes DisabledThread Pools ConnectionHandlingmagnus.conf Directives for NSAPI CustomThread Pools TheNative Thread Pool ProcessModes Single-ProcessMode Multi-ProcessMode MaxProcs(UNIX/Linux) MappingWeb Server 6.1 Tuning Parametersto Web Server 7.0 Page UsingMonitoring Data to Tune YourServer Connection Queue Information Current/Peak /Limit Queue Length TotalConnections Queued AverageQueue Length AverageQueuing Delay TicksSpent HTTP Listener (Listen Socket) Information Address AcceptorThreads DefaultVirtual Server Keep-AliveInformation Keep-AliveCount Keep-AliveHits Keep-AliveFlushes Keep-AliveRefusals Keep-AliveTimeouts Keep-AliveTimeout Keep-AlivePoll Interval Keep-AliveThreads Tuningfor HTTP 1.0-Style Workload Tuningfor HTTP 1.1-Style Workload Session Creation( Thread)Information MaximumThreads (Maximum Simultaneous Requests) Tuning FileCache Information (Static Content) AcceleratorEntries AcceleratableRequests AcceleratableResponses AcceleratorHit Ratio FileCache Enabled FileCache Entries FileCache Hit Ratio (Cache Hits / Cache Lookups) MaximumAge MaximumHeap Cache Size Usingthe nocache Parameter Example FileCache Dynamic Control and Monitoring ToControl and Monitor the FileCache ThreadPool Information NativeThread Pool Idle/Peak /Limit WorkQueue Length /Peak /Limit NativePoolStackSizeDirective NativePoolQueueSizeDirective NativePoolMaxThreadsDirective NativePoolMinThreadsDirective DNS CacheInformation Enabled CacheEntries (Current Cache Entries / Maximum Cache Entries) HitRatio (Cache Hits / Cache Lookups) AsyncDNS Enabled/Disabled JavaVirtual Machine (JVM) Information JavaHeap Tuning WebApplication Information ToAccessWeb Application Statistics From the Admin Console WebApplication Statistics JDBC ResourceInformation JDBCResource Statistics Available Through the AdminConsole Connections FreeConnections LeasedConnections QueuedConnections JDBCResource Statistics Not Available in the Admin Console JDBCResource Connection Settings Page Tuningthe ACL User Cache TuningJava Web Application Performance UsingPrecompiled JSPs UsingSer vlet/JSP Caching Conguringthe Java Security Manager ConguringClass Reloading AvoidingDirectories in the Classpath Conguringthe Web ApplicationsSession Settings TuningmaxLocks (UNIX/Linux) TuningMMapSessionManager (UNIX/Linux) TuningCGI Stub Processes (UNIX/Linux) Usingnd-pathinfo-for ward Usingnostat UsingBusy Functions Page Common Performance Problems check-acl Server Application Functions Low-Memory Situations TooFew Threads Cache Not Utilized Keep-Alive Connections Flushed Log FileModes Platform-Specic Issues andTips Solaris Platform-Specic Issues FilesOpen in a Single Process (File Descriptor Limits) Failureto Connect to HTTP Server Connection Refused Errors TuningTCP Buering Usingthe Solaris Network Cache and Accelerator (SNCA) ToEnable SNCA to WorkWith Web Server MaximumThreads and Queue Size Solaris File SystemTuning High FileSystem Page-In Rate ReduceFile System Housekeeping LongS erviceTimes on Busy Disks or Volumes Solaris Platform-Specic PerformanceMonitoring Short-TermSystem Monitoring Long-TermSystemMonitoring IntelligentMonitoring Solaris 10 Platform-SpecicTuning Information TuningSolaris for Performance Benchmarking TuningUltraSPARC T1Based Systemsfor Performance Benchmarking TuningOperating System and TCP Settings Disk Conguration NetworkConguration WebServer Start O ptions Page Sizing and Scaling YourServer 64-Bit Server Processors Memory DriveSpace Networking Scalability Studies Study Goals Study Conclusion Hardware Software Congurationand Tuning TCP/IPtuning: NetworkConguration Thefollowing example shows psrinfo outputbefore running the script: Thefollowing example shows psrinfo outputafter running the script: 5 no-intr since 12/07/2006 09:17:04 ................. WebServer Tuning Thefollowing table shows the tuning settings used for the Web Server. Thefollowing table shows the SSL session cache tuning settings used for the SSL tests. PerformanceTests and Results StaticContent Test Thefollowing table shows the static content scalability results. Thefollowing is a graphical representation of static content scalability results. Dynamic ContentTest: Servlet Dynamic ContentTest: C CGI Thefollowing table shows the results of the dynamic content test for C CGI. Thefollowing is a graphical representation of C CGI scalability results. Dynamic ContentTest: Perl CGI Dynamic ContentTest: NSAPI PHP Scalability Tests PHPScalability with Fast CGI Thefollowing table shows the results of the PHP with FastCGI test. Thefollowing is a graphical representation of PHP scalability with Fast CGI. PHPScalability with NSAPI Thefollowing table shows the Web Server tuning settings for the PHP with NSAPI test. Thefollowing table shows the results of the PHP with NSAPI test. SSL PerformanceTest: Static Content SSL PerformanceTest: Perl CGI SSL PerformanceTest: C CGI Thefollowing is a graphical representation of C CGI scalability with SSL. SSL PerformanceTest: NSAPI E-CommerceWeb Application Test Hardwarefor E-Commerce Test Congurationand Tuning forE- CommerceTest E-commerceApplication Description DatabaseCardinality Workload Thefollowing table shows the e-commerce web application test results. Thefollowing is a graphical representation of e-commerce web application scalability. Index Numbersand Symbols A B C E F G H I J K L M N O P Q R S T U V W