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Difference between revisions of "EclipseLink/UserGuide/JPA/Advanced JPA Development/Performance/Performance Monitoring and Profiling/Performance Monitoring"
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* [http://www.eclipse.org/eclipselink/api/latest/org/eclipse/persistence/tools/profiler/package-summary.html profiler] | * [http://www.eclipse.org/eclipselink/api/latest/org/eclipse/persistence/tools/profiler/package-summary.html profiler] | ||
* [http://www.eclipse.org/eclipselink/api/latest/org/eclipse/persistence/tools/profiler/PerformanceProfiler.html PerformanceProfiler] | * [http://www.eclipse.org/eclipselink/api/latest/org/eclipse/persistence/tools/profiler/PerformanceProfiler.html PerformanceProfiler] | ||
| + | }} | ||
| + | {{EclipseLink_UserGuide | ||
| + | |info=y | ||
| + | |toc=n | ||
| + | |eclipselink=y | ||
| + | |eclipselinktype=JPA | ||
| + | |api=y | ||
| + | |apis= | ||
| + | * [http://www.eclipse.org/eclipselink/api/latest/org/eclipse/persistence/tools/profiler/PerformanceMonitor.html PerformanceMonitor] | ||
}} | }} | ||
=Performance Monitoring= | =Performance Monitoring= | ||
| + | Use the Performance Monitor to provide detailed profiling and monitoring information in a multithreaded server environment. | ||
| + | == Configuration File == | ||
| + | Set the Performance Monitor in <tt>persistence.xml</tt> as follows: | ||
| + | <tt><property name="eclipselink.profiler" value="PerformanceMonitor"/></tt> | ||
| + | ===Example Output=== | ||
| + | <pre> | ||
| + | Performance Monitor:1279113281664 | ||
| + | Operation Value (ns) | ||
| + | Counter:CacheHits 1,375,664 | ||
| + | Counter:CacheMisses 327 | ||
| + | Counter:ClientSessionCreates 1,204,817 | ||
| + | Counter:ConnectCalls 2 | ||
| + | Counter:DataModifyQuery 48 | ||
| + | Counter:DataModifyQuery:inventory 21 | ||
| + | Counter:DataModifyQuery:order 27 | ||
| + | Counter:DeleteObjectQuery 67,792 | ||
| + | Counter:DeleteObjectQuery:Customer 1 | ||
| + | ... | ||
| + | Counter:ReadAllQuery 1,041,767. | ||
| + | Counter:ReadAllQuery:Item.findByCategory 733,827 | ||
| + | Counter:ReadAllQuery:Item.findByCategory:CacheHits 733,779 | ||
| + | Counter:ReadAllQuery:Item.findByCategory:CacheMisses 50 | ||
| + | ... | ||
| + | Counter:ReadObjectQuery 1,058,273 | ||
| + | Counter:ReadObjectQuery:Item:item 130,063 | ||
| + | Counter:ReadObjectQuery:Item:item:CacheHits 130,063 | ||
| + | Counter:ReadObjectQuery:Item:item:CacheMisses 1 | ||
| + | Counter:UnitOfWorkCommits 72,568 | ||
| + | Counter:UnitOfWorkCreates 471,491 | ||
| + | Counter:UnitOfWorkRollbacks 1 | ||
| + | Counter:UpdateObjectQuery 71,498 | ||
| + | Counter:UpdateObjectQuery:Customer 62,531 | ||
| + | ... | ||
| + | Info:LoginTime Wed Jul 14 08:55:41 EDT 2010 | ||
| + | Info:SessionName file:/scratch/user_domains/servers/mt-1/app.jar | ||
| + | Timer:Caching 6,411,372,000 | ||
| + | Timer:ConnectionManagement 17,225,641,000 | ||
| + | Timer:DeleteObjectQuery 41,351,430,000 | ||
| + | Timer:DeleteObjectQuery:Customer 4,441,000 | ||
| + | Timer:DeleteObjectQuery:Customer:QueryPreparation 86,000 | ||
| + | Timer:DeleteObjectQuery:Customer:SqlGeneration 28,000 | ||
| + | Timer:DeleteObjectQuery:Customer:SqlPrepare 72,000 | ||
| + | Timer:DeleteObjectQuery:Customer:StatementExecute 2,265,000 | ||
| + | ... | ||
| + | Timer:InsertObjectQuery 69,111,086,000 | ||
| + | Timer:Logging 4,236,000 | ||
| + | Timer:Merge 1,144,400,000 | ||
| + | Timer:ObjectBuilding 31,914,397,000 | ||
| + | Timer:QueryPreparation 984,396,000 | ||
| + | Timer:ReadAllQuery 260,943,930,000 | ||
| + | Timer:ReadAllQuery:Item:Item.findByCategory 14,790,333,000 | ||
| + | Timer:ReadAllQuery:Item:Item.findByCategory:ObjectBuilding 250,959,000 | ||
| + | Timer:ReadAllQuery:Item:Item.findByCategory:QueryPreparation 1,880,000 | ||
| + | Timer:ReadAllQuery:Item:Item.findByCategory:RowFetch 113,552,000 | ||
| + | Timer:ReadAllQuery:Item:Item.findByCategory:SqlGeneration 522,000 | ||
| + | Timer:ReadAllQuery:Item:Item.findByCategory:SqlPrepare 2,055,000 | ||
| + | Timer:ReadAllQuery:Item:Item.findByCategory:StatementExecute 107,382,000 | ||
| + | ... | ||
| + | Timer:Register 3,272,443,000 | ||
| + | Timer:RowFetch 25,340,990,000 | ||
| + | Timer:Sequencing 1,352,326,000 | ||
| + | Timer:SqlGeneration 6,646,000 | ||
| + | Timer:SqlPrepare 19,536,031,000 | ||
| + | Timer:StatementExecute 508,589,220,000 | ||
| + | Timer:TXAfterCompletion 1,854,152,000 | ||
| + | Timer:TXBeforeCompletion 169,381,843,000 | ||
| + | Timer:UnitOfWorkCommit 167,483,825,000 | ||
| + | Timer:UpdateObjectQuery 46,440,589,000 | ||
| + | Timer:UpdateObjectQuery:Customer 40,466,433,000 | ||
| + | Timer:UpdateObjectQuery:Customer:QueryPreparation 867,496,000 | ||
| + | Timer:UpdateObjectQuery:Customer:SqlGeneration 98,000 | ||
| + | Timer:UpdateObjectQuery:Customer:SqlPrepare 1,319,333,000 | ||
| + | Timer:UpdateObjectQuery:Customer:StatementExecute 32,901,366,000 | ||
| + | </pre> | ||
{{EclipseLink_JPA | {{EclipseLink_JPA | ||
Revision as of 14:58, 28 January 2011
EclipseLink JPA
| EclipseLink | |
| Website | |
| Download | |
| Community | |
| Mailing List • Forums • IRC • mattermost | |
| Issues | |
| Open • Help Wanted • Bug Day | |
| Contribute | |
| Browse Source |
Key API
EclipseLink JPA
| EclipseLink | |
| Website | |
| Download | |
| Community | |
| Mailing List • Forums • IRC • mattermost | |
| Issues | |
| Open • Help Wanted • Bug Day | |
| Contribute | |
| Browse Source |
Key API
Performance Monitoring
Use the Performance Monitor to provide detailed profiling and monitoring information in a multithreaded server environment.
Configuration File
Set the Performance Monitor in persistence.xml as follows:
<property name="eclipselink.profiler" value="PerformanceMonitor"/>
Example Output
Performance Monitor:1279113281664 Operation Value (ns) Counter:CacheHits 1,375,664 Counter:CacheMisses 327 Counter:ClientSessionCreates 1,204,817 Counter:ConnectCalls 2 Counter:DataModifyQuery 48 Counter:DataModifyQuery:inventory 21 Counter:DataModifyQuery:order 27 Counter:DeleteObjectQuery 67,792 Counter:DeleteObjectQuery:Customer 1 ... Counter:ReadAllQuery 1,041,767. Counter:ReadAllQuery:Item.findByCategory 733,827 Counter:ReadAllQuery:Item.findByCategory:CacheHits 733,779 Counter:ReadAllQuery:Item.findByCategory:CacheMisses 50 ... Counter:ReadObjectQuery 1,058,273 Counter:ReadObjectQuery:Item:item 130,063 Counter:ReadObjectQuery:Item:item:CacheHits 130,063 Counter:ReadObjectQuery:Item:item:CacheMisses 1 Counter:UnitOfWorkCommits 72,568 Counter:UnitOfWorkCreates 471,491 Counter:UnitOfWorkRollbacks 1 Counter:UpdateObjectQuery 71,498 Counter:UpdateObjectQuery:Customer 62,531 ... Info:LoginTime Wed Jul 14 08:55:41 EDT 2010 Info:SessionName file:/scratch/user_domains/servers/mt-1/app.jar Timer:Caching 6,411,372,000 Timer:ConnectionManagement 17,225,641,000 Timer:DeleteObjectQuery 41,351,430,000 Timer:DeleteObjectQuery:Customer 4,441,000 Timer:DeleteObjectQuery:Customer:QueryPreparation 86,000 Timer:DeleteObjectQuery:Customer:SqlGeneration 28,000 Timer:DeleteObjectQuery:Customer:SqlPrepare 72,000 Timer:DeleteObjectQuery:Customer:StatementExecute 2,265,000 ... Timer:InsertObjectQuery 69,111,086,000 Timer:Logging 4,236,000 Timer:Merge 1,144,400,000 Timer:ObjectBuilding 31,914,397,000 Timer:QueryPreparation 984,396,000 Timer:ReadAllQuery 260,943,930,000 Timer:ReadAllQuery:Item:Item.findByCategory 14,790,333,000 Timer:ReadAllQuery:Item:Item.findByCategory:ObjectBuilding 250,959,000 Timer:ReadAllQuery:Item:Item.findByCategory:QueryPreparation 1,880,000 Timer:ReadAllQuery:Item:Item.findByCategory:RowFetch 113,552,000 Timer:ReadAllQuery:Item:Item.findByCategory:SqlGeneration 522,000 Timer:ReadAllQuery:Item:Item.findByCategory:SqlPrepare 2,055,000 Timer:ReadAllQuery:Item:Item.findByCategory:StatementExecute 107,382,000 ... Timer:Register 3,272,443,000 Timer:RowFetch 25,340,990,000 Timer:Sequencing 1,352,326,000 Timer:SqlGeneration 6,646,000 Timer:SqlPrepare 19,536,031,000 Timer:StatementExecute 508,589,220,000 Timer:TXAfterCompletion 1,854,152,000 Timer:TXBeforeCompletion 169,381,843,000 Timer:UnitOfWorkCommit 167,483,825,000 Timer:UpdateObjectQuery 46,440,589,000 Timer:UpdateObjectQuery:Customer 40,466,433,000 Timer:UpdateObjectQuery:Customer:QueryPreparation 867,496,000 Timer:UpdateObjectQuery:Customer:SqlGeneration 98,000 Timer:UpdateObjectQuery:Customer:SqlPrepare 1,319,333,000 Timer:UpdateObjectQuery:Customer:StatementExecute 32,901,366,000
