diff options
Diffstat (limited to 'gc.rb')
| -rw-r--r-- | gc.rb | 50 |
1 files changed, 27 insertions, 23 deletions
@@ -37,7 +37,7 @@ module GC # interleaved with program execution both before the method returns and afterward; # therefore sweeping may not be completed before the return. # - # Note that these keword arguments are implementation- and version-dependent, + # Note that these keyword arguments are implementation- and version-dependent, # are not guaranteed to be future-compatible, # and may be ignored in some implementations. def self.start full_mark: true, immediate_mark: true, immediate_sweep: true @@ -147,7 +147,7 @@ module GC # sweeping_time: 0, # heap_allocated_pages: 521, # heap_empty_pages: 0, - # heap_allocatable_slots: 0, + # heap_allocatable_bytes: 0, # heap_available_slots: 539590, # heap_live_slots: 422243, # heap_free_slots: 117347, @@ -193,7 +193,9 @@ module GC # - +:time+: # The total time spent in garbage collections (in milliseconds). # - +:heap_allocated_pages+: - # The total number of +:heap_eden_pages+ + +:heap_tomb_pages+. + # The total number of allocated pages. + # - +:heap_empty_pages+: + # The number of pages with no live objects, and that could be released to the system. # - +:heap_sorted_length+: # The number of pages that can fit into the buffer that holds references to all pages. # - +:heap_allocatable_pages+: @@ -210,8 +212,6 @@ module GC # The total number of objects marked in the last \GC. # - +:heap_eden_pages+: # The total number of pages which contain at least one live slot. - # - +:heap_tomb_pages+: - # The total number of pages which do not contain any live slots. # - +:total_allocated_pages+: # The cumulative number of pages allocated since application start. # - +:total_freed_pages+: @@ -269,7 +269,16 @@ module GC # GC.stat_heap # # => # {0 => - # {slot_size: 40, + # {slot_size: 32, + # heap_eden_pages: 24, + # heap_eden_slots: 12288, + # total_allocated_pages: 24, + # force_major_gc_count: 0, + # force_incremental_marking_finish_count: 0, + # total_allocated_objects: 8450, + # total_freed_objects: 3120}, + # 1 => + # {slot_size: 64, # heap_eden_pages: 246, # heap_eden_slots: 402802, # total_allocated_pages: 246, @@ -277,8 +286,8 @@ module GC # force_incremental_marking_finish_count: 1, # total_allocated_objects: 33867152, # total_freed_objects: 33520523}, - # 1 => - # {slot_size: 80, + # 2 => + # {slot_size: 128, # heap_eden_pages: 84, # heap_eden_slots: 68746, # total_allocated_pages: 84, @@ -286,8 +295,8 @@ module GC # force_incremental_marking_finish_count: 4, # total_allocated_objects: 147491, # total_freed_objects: 90699}, - # 2 => - # {slot_size: 160, + # 3 => + # {slot_size: 256, # heap_eden_pages: 157, # heap_eden_slots: 64182, # total_allocated_pages: 157, @@ -295,8 +304,8 @@ module GC # force_incremental_marking_finish_count: 0, # total_allocated_objects: 211460, # total_freed_objects: 190075}, - # 3 => - # {slot_size: 320, + # 4 => + # {slot_size: 512, # heap_eden_pages: 8, # heap_eden_slots: 1631, # total_allocated_pages: 8, @@ -304,8 +313,8 @@ module GC # force_incremental_marking_finish_count: 0, # total_allocated_objects: 1422, # total_freed_objects: 700}, - # 4 => - # {slot_size: 640, + # 5 => + # {slot_size: 1024, # heap_eden_pages: 16, # heap_eden_slots: 1628, # total_allocated_pages: 16, @@ -316,7 +325,7 @@ module GC # # In the example above, the keys in the outer hash are the heap identifiers: # - # GC.stat_heap.keys # => [0, 1, 2, 3, 4] + # GC.stat_heap.keys # => [0, 1, 2, 3, 4, 5] # # On CRuby, each heap identifier is an integer; # on other implementations, a heap identifier may be a string. @@ -324,9 +333,9 @@ module GC # With only argument +heap_id+ given, # returns statistics for the given heap identifier: # - # GC.stat_heap(2) + # GC.stat_heap(3) # # => - # {slot_size: 160, + # {slot_size: 256, # heap_eden_pages: 157, # heap_eden_slots: 64182, # total_allocated_pages: 157, @@ -338,7 +347,7 @@ module GC # With arguments +heap_id+ and +key+ given, # returns the value for the given key in the given heap: # - # GC.stat_heap(2, :slot_size) # => 160 + # GC.stat_heap(3, :slot_size) # => 256 # # With arguments +nil+ and +hash+ given, # merges the statistics for all heaps into the given hash: @@ -374,11 +383,6 @@ module GC # The number of pages in the eden heap. # - +:heap_eden_slots+: # The total number of slots in all of the pages in the eden heap. - # - +:heap_tomb_pages+: - # The number of pages in the tomb heap. The tomb heap only contains pages - # that do not have any live objects. - # - +:heap_tomb_slots+: - # The total number of slots in all of the pages in the tomb heap. # - +:total_allocated_pages+: # The total number of pages that have been allocated in the heap. # - +:total_freed_pages+: |