36 lines
1.3 KiB
Factor
36 lines
1.3 KiB
Factor
USING: help.markup help.syntax memory sequences ;
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IN: tools.memory
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ARTICLE: "tools.memory" "Object memory tools"
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"You can print object heap status information:"
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{ $subsection room. }
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{ $subsection heap-stats. }
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{ $subsection heap-stats }
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"You can query memory status:"
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{ $subsection data-room }
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{ $subsection code-room }
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"There are a pair of combinators, analogous to " { $link each } " and " { $link filter } ", which operate on the entire collection of objects in the object heap:"
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{ $subsection each-object }
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{ $subsection instances }
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"You can check an object's the heap memory usage:"
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{ $subsection size }
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"The garbage collector can be invoked manually:"
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{ $subsection gc }
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{ $see-also "images" } ;
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ABOUT: "tools.memory"
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HELP: room.
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{ $description "Prints an overview of memory usage broken down by generation and zone." } ;
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{ data-room code-room room. } related-words
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HELP: heap-stats
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{ $values { "counts" "an assoc mapping class words to integers" } { "sizes" "an assoc mapping class words to integers" } }
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{ $description "Outputs a pair of assocs holding class instance counts and instance memory usage, respectively." } ;
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HELP: heap-stats.
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{ $description "For each class, prints the number of instances and total memory consumed by those instances." } ;
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{ heap-stats heap-stats. } related-words
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