Eclipse Memory Analyzer 1.4.0
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The 1.4.0 release contains bugfixes and small improvements:
- Updated some of the queries to be able to inspect collections and strings in heap dumps from Java 8
- The Leak Hunter report now has links to the queries used to create the report
- OQL improvements (allow ranges when indexing arrays)
- Improved undo for Notes View and OQL Pane
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Fixed issues with opening huge dumps
The project leadership certifies that the APIs in this release are "Eclipse Quality".
No architectural issues.
Architecture is settled and performs well on multi-GB heap dumps.
MAT provides a set of extension points for adding additional analysis capabilities on top of the ones built into the tool.
No known security issues
Documentation
• Eclipse Help Center documentation is generated using DITA
• Online documentation via:
• Eclipse Info Center (will be uploaded also for Kepler)
• WIKI http://wiki.eclipse.org/index.php/MemoryAnalyzer
• Webinars http://live.eclipse.org/node/520, http://live.eclipse.org/node/939
• Cheat sheets
• “Extending MAT Guide” (in Wiki): http://wiki.eclipse.org/index.php?title=MemoryAnalyzer/Contributor_Reference#Writing_plugins_for_the_Memory_Analyzer
Localisation/Externalization - Strings are externalized
• The Memory Analyzer tool is very helpful for troubleshooting of OutOfMemoryErrors. It can be also used proactively to analyze and reduce memory consumption.
• The tool provides rich and responsive UI. The User Interface Guidlines have been followed.
• The sheer number of heap inspections can be overwhelming for a novice user. To reduce complexity so called "suspects" analysis is provided, which provides a summary of potential problems found in the heap dump with a single click.
- No features are removed
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No API has been deprecated / removed
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MAT can work with the following heap dumps:
- HPROF binary dumps
- IBM PHD dumps
- IBM System dumps
- Further parsers can be provided using via extension point
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MAT Requires
- Execution Environment J2SE-1.5
- Eclipse Platform 3.4 – 3.8, 4.2-
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BIRT Chart Runtime 2.3.0 or higher
Contributors and committers
• Committers (total number 6): 4 from SAP, 2 from IBM
• Active Committers are 2: 1 from SAP, 1 from IBM
Adopters
• Integrated into SAP NetWeaverCE
• Integrated into IBM Support Assistant
• Some additional extensions to MAT being written as shown by questions on the forum
Users
• A large user community (for the special niche of the tool)
• The standalone RCP application has over 4000 downloads per week
• Part of Eclipse simultaneous release update site (downloads not counted)
• Forums and Bugzilla used as communication channel