The HPROF binary format ("JAVA PROFILE 1.0.1") uses a u4 for record sizes. This means that the maximum sizee of a HPROF_HEAP_DUMP record is 4GB.
            
- relates to
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                    JDK-6322352 jhat: update parser to read JAVA PROFILE 1.0.2 dumps -           
- Resolved
 
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                    JDK-6313381 HPROF: agent should generate version 1.0.2 for large heaps -           
- Resolved
 
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                    JDK-6313383 SA: Update jmap to support HPROF binary format "JAVA PROFILE 1.0.2" -           
- Resolved
 
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