Mercurial > hg > truffle
diff src/share/vm/services/heapDumper.hpp @ 1775:30f67acf635d
6765718: Indicate which thread throwing OOME when generating the heap dump at OOME
Summary: Emit a fake frame that makes it look like the thread is in the OutOfMemoryError zero-parameter constructor
Reviewed-by: dcubed
| author | thurka |
|---|---|
| date | Sat, 11 Sep 2010 08:18:31 +0200 |
| parents | c18cbe5936b8 |
| children | f95d63e2154a |
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--- a/src/share/vm/services/heapDumper.hpp Wed Sep 08 08:34:57 2010 -0700 +++ b/src/share/vm/services/heapDumper.hpp Sat Sep 11 08:18:31 2010 +0200 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2005, 2007, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -39,8 +39,12 @@ char* _error; bool _print_to_tty; bool _gc_before_heap_dump; + bool _oome; elapsedTimer _t; + HeapDumper(bool gc_before_heap_dump, bool print_to_tty, bool oome) : + _gc_before_heap_dump(gc_before_heap_dump), _error(NULL), _print_to_tty(print_to_tty), _oome(oome) { } + // string representation of error char* error() const { return _error; } void set_error(char* error); @@ -51,11 +55,11 @@ // internal timer. elapsedTimer* timer() { return &_t; } + static void dump_heap(bool oome); + public: HeapDumper(bool gc_before_heap_dump) : - _gc_before_heap_dump(gc_before_heap_dump), _error(NULL), _print_to_tty(false) { } - HeapDumper(bool gc_before_heap_dump, bool print_to_tty) : - _gc_before_heap_dump(gc_before_heap_dump), _error(NULL), _print_to_tty(print_to_tty) { } + _gc_before_heap_dump(gc_before_heap_dump), _error(NULL), _print_to_tty(false), _oome(false) { } ~HeapDumper(); @@ -66,4 +70,6 @@ char* error_as_C_string() const; static void dump_heap() KERNEL_RETURN; + + static void dump_heap_from_oome() KERNEL_RETURN; };