Mercurial > hg > graal-jvmci-8
comparison src/share/vm/gc_implementation/shared/generationCounters.hpp @ 3980:8229bd737950
7075646: G1: fix inconsistencies in the monitoring data
Summary: Fixed a few inconsistencies in the monitoring data, in particular when reported from jstat.
Reviewed-by: jmasa, brutisso, johnc
author | tonyp |
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date | Fri, 23 Sep 2011 16:07:49 -0400 |
parents | b52782ae3880 |
children | d2a62e0f25eb |
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3979:4dfb2df418f2 | 3980:8229bd737950 |
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32 // that track a generation | 32 // that track a generation |
33 | 33 |
34 class GenerationCounters: public CHeapObj { | 34 class GenerationCounters: public CHeapObj { |
35 friend class VMStructs; | 35 friend class VMStructs; |
36 | 36 |
37 private: | |
38 void initialize(const char* name, int ordinal, int spaces, | |
39 size_t min_capacity, size_t max_capacity, | |
40 size_t curr_capacity); | |
41 | |
37 protected: | 42 protected: |
38 PerfVariable* _current_size; | 43 PerfVariable* _current_size; |
39 VirtualSpace* _virtual_space; | 44 VirtualSpace* _virtual_space; |
40 | 45 |
41 // Constant PerfData types don't need to retain a reference. | 46 // Constant PerfData types don't need to retain a reference. |
46 // PerfConstant* _spaces; | 51 // PerfConstant* _spaces; |
47 | 52 |
48 char* _name_space; | 53 char* _name_space; |
49 | 54 |
50 // This constructor is only meant for use with the PSGenerationCounters | 55 // This constructor is only meant for use with the PSGenerationCounters |
51 // constructor. The need for such an constructor should be eliminated | 56 // constructor. The need for such an constructor should be eliminated |
52 // when VirtualSpace and PSVirtualSpace are unified. | 57 // when VirtualSpace and PSVirtualSpace are unified. |
53 GenerationCounters() : _name_space(NULL), _current_size(NULL), _virtual_space(NULL) {} | 58 GenerationCounters() |
59 : _name_space(NULL), _current_size(NULL), _virtual_space(NULL) {} | |
60 | |
61 // This constructor is used for subclasses that do not have a space | |
62 // associated with them (e.g, in G1). | |
63 GenerationCounters(const char* name, int ordinal, int spaces, | |
64 size_t min_capacity, size_t max_capacity, | |
65 size_t curr_capacity); | |
66 | |
54 public: | 67 public: |
55 | |
56 GenerationCounters(const char* name, int ordinal, int spaces, | 68 GenerationCounters(const char* name, int ordinal, int spaces, |
57 VirtualSpace* v); | 69 VirtualSpace* v); |
58 | 70 |
59 ~GenerationCounters() { | 71 ~GenerationCounters() { |
60 if (_name_space != NULL) FREE_C_HEAP_ARRAY(char, _name_space); | 72 if (_name_space != NULL) FREE_C_HEAP_ARRAY(char, _name_space); |
61 } | 73 } |
62 | 74 |
63 virtual void update_all() { | 75 virtual void update_all(); |
64 _current_size->set_value(_virtual_space == NULL ? 0 : | |
65 _virtual_space->committed_size()); | |
66 } | |
67 | 76 |
68 const char* name_space() const { return _name_space; } | 77 const char* name_space() const { return _name_space; } |
69 | 78 |
70 }; | 79 }; |
71 #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GENERATIONCOUNTERS_HPP | 80 #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GENERATIONCOUNTERS_HPP |