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| <meta name="DC.Type" content="task"/> |
| <meta name="DC.Title" content="Batch mode"/> |
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| <title>Batch mode</title> |
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| <body id="task_batch"> |
| |
| |
| <h1 class="title topictitle1">Batch mode</h1> |
| |
| |
| |
| <div class="body taskbody"> |
| <div class="section context"> |
| <p class="p">Memory Analyzer can be operated in batch mode to process heap dumps |
| without user input.</p> |
| |
| </div> |
| |
| <ol class="ol steps"><li class="li step stepexpand"> |
| <div class="note note"><span class="notetitle">Note:</span> On Windows, use <span class="keyword">.\mat\ParseHeapDump.bat</span> instead of <span class="keyword">./mat/ParseHeapDump.sh</span></div> |
| |
| <span class="ph cmd">Run <span class="keyword cmdname">./mat/ParseHeapDump.sh</span> <span class="keyword parmname">myheapdump.hprof</span> <span class="keyword parmname">org.eclipse.mat.api:suspects</span> |
| </span> |
| <ul class="ul choices"> |
| <li class="li choice">For a simple suspects report use <span class="keyword parmname">org.eclipse.mat.api:suspects</span></li> |
| |
| <li class="li choice">For an overview report use <span class="keyword parmname">org.eclipse.mat.api:overview</span></li> |
| |
| <li class="li choice">For a report on memory usage by component use <span class="keyword parmname">org.eclipse.mat.api:top_components</span></li> |
| |
| <li class="li choice">To compare two heap dumps use<span class="keyword cmdname">./mat/ParseHeapDump.sh</span> <span class="keyword parmname">myheapdump.hprof</span> <span class="keyword option">-snapshot2=</span><span class="keyword parmname">myheapdump2.hprof</span> <span class="keyword parmname">org.eclipse.mat.api:compare</span></li> |
| |
| </ul> |
| |
| <div class="itemgroup stepresult"> |
| <pre class="pre msgblock"> |
| Task: Parsing myheapdump.hprof |
| [Task: Parsing .\Downloads\myheapdump.hprof |
| [ |
| Subtask: Scanning .\Downloads\myheapdump.hprof |
| [................. |
| [INFO] Detected compressed references, because with uncompressed 64-bit references the array at 0x5c4bd4258 would overlap the array at 0x5c4bd4230 |
| [.................... |
| [INFO] Wrote threads call stacks to .\Downloads\myheapdump.threads |
| [.................... |
| [INFO] Heap .\Downloads\myheapdump.hprof contains 116,716 objects |
| [.................... |
| Subtask: Extracting objects from .\Downloads\myheapdump.hprof |
| [...................................................................................Task: Removing unreachable objects |
| [ |
| Subtask: Searching for unreachable objects |
| [ |
| Subtask: Marking reachable objects |
| [. |
| Subtask: Re-indexing objects |
| [.. |
| Subtask: Re-indexing classes |
| [... |
| Subtask: Writing .\Downloads\myheapdump.idx.index |
| [.... |
| Subtask: Writing .\Downloads\myheapdump.o2c.index |
| [..... |
| Subtask: Writing .\Downloads\myheapdump.a2s.index |
| [...... |
| Subtask: Re-indexing outbound index |
| [....... |
| Subtask: Writing .\Downloads\myheapdump.inbound.index |
| [........ |
| Subtask: Writing .\Downloads\myheapdump.outbound.index |
| [......... |
| Subtask: Writing .\Downloads\myheapdump.o2hprof.index |
| [.........Task: Calculating Dominator Tree |
| [ |
| Subtask: Dominator Tree calculation |
| [ |
| Subtask: Depth-first search |
| [.................... |
| Subtask: Computing dominators |
| [.............................................. |
| Subtask: Calculate retained sizes |
| [............................................................ |
| Subtask: Create dominators index file |
| [................................................................................] |
| |
| Subtask: Test 'Heap Dump Overview' of section 'System Overview' |
| [ |
| Subtask: Test 'System Properties' of section 'System Overview' |
| [ |
| Subtask: Extracting Key Value Pairs... |
| [ |
| Subtask: Test 'Thread Overview' of section 'System Overview' |
| [ |
| Subtask: Searching Threads... |
| [ |
| Subtask: Test 'Top Consumers' of section 'System Overview' |
| [ |
| Subtask: Creating histogram |
| [ |
| Subtask: Grouping by package |
| [ |
| Subtask: Test 'Biggest Objects (Overview)' of section 'Top Consumers' |
| [ |
| Subtask: Test 'Biggest Objects' of section 'Top Consumers' |
| [ |
| Subtask: Test 'Biggest Top-Level Dominator Classes (Overview)' of section 'Top Consumers' |
| [ |
| Subtask: Test 'Biggest Top-Level Dominator Classes' of section 'Top Consumers' |
| [ |
| Subtask: Test 'Biggest Top-Level Dominator Class Loaders (Overview)' of section 'Top Consumers' |
| [ |
| Subtask: Test 'Biggest Top-Level Dominator Class Loaders' of section 'Top Consumers' |
| [ |
| Subtask: Test 'Biggest Top-Level Dominator Packages' of section 'Top Consumers' |
| [ |
| Subtask: Test 'Class Histogram' of section 'System Overview' |
| [ |
| Subtask: Test 'Leaks' of section 'Leak Suspects' |
| [ |
| Subtask: Finding problem suspects |
| [ |
| Subtask: Searching suspicious single objects ... |
| [ |
| Subtask: Searching suspicious groups of objects ... |
| [ |
| Subtask: building histogram |
| [ |
| Subtask: Preparing results |
| [ |
| Subtask: building histogram |
| [ |
| Subtask: building histogram |
| [ |
| Subtask: Finding paths |
| [ |
| Subtask: Test 'Overview' of section 'Leaks' |
| [ |
| Subtask: Test 'Problem Suspect 1' of section 'Leaks' |
| [ |
| Subtask: Test 'Description' of section 'Problem Suspect 1' |
| [ |
| Subtask: Test 'Shortest Paths To the Accumulation Point' of section 'Problem Suspect 1' |
| [ |
| Subtask: Test 'Shortest Paths To the Accumulation Point' of section 'Problem Suspect 1' |
| [ |
| Subtask: Test 'Accumulated Objects in Dominator Tree' of section 'Problem Suspect 1' |
| [ |
| Subtask: Test 'Accumulated Objects in Dominator Tree' of section 'Problem Suspect 1' |
| [ |
| Subtask: Test 'Accumulated Objects by Class in Dominator Tree' of section 'Problem Suspect 1' |
| [ |
| Subtask: Test 'Accumulated Objects by Class in Dominator Tree' of section 'Problem Suspect 1' |
| [ |
| Subtask: Test 'All Accumulated Objects by Class' of section 'Problem Suspect 1' |
| [ |
| Subtask: Test 'All Accumulated Objects by Class' of section 'Problem Suspect 1' |
| [] |
| </pre> |
| |
| </div> |
| </li> |
| <li class="li step stepexpand"> |
| <span class="ph cmd"> |
| Unzip the report <span class="keyword parmname">myheapdump_Leak_Suspects.zip</span> |
| </span> |
| </li> |
| <li class="li step stepexpand"> |
| <span class="ph cmd"> |
| View the <span class="keyword parmname">index.html</span> |
| </span> |
| </li> |
| </ol> |
| |
| <div class="section result"> |
| <p class="p">The result is a HTML report.</p> |
| |
| </div> |
| |
| </div> |
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| </body> |
| </html> |
