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30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
42 lines
957 B
Ruby
42 lines
957 B
Ruby
# frozen_string_literal: true
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# to be used to compare ruby heaps generated in 2.1
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# can isolate memory leaks
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#
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# rbtrace -p 15193 -e 'Thread.new{require "objspace"; ObjectSpace.trace_object_allocations_start; GC.start(full_mark: true); ObjectSpace.dump_all(output: File.open("heap.json","w"))}.join'
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#
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#
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require 'set'
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require 'json'
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if ARGV.length != 2
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puts "Usage: diff_heaps [ORIG.json] [AFTER.json]"
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exit 1
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end
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origs = Set.new
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File.open(ARGV[0], "r").each_line do |line|
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parsed = JSON.parse(line)
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origs << parsed["address"] if parsed && parsed["address"]
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end
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diff = []
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File.open(ARGV[1], "r").each_line do |line|
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parsed = JSON.parse(line)
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if parsed && parsed["address"]
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diff << parsed unless origs.include? parsed["address"]
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end
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end
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diff.group_by do |x|
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[x["type"], x["file"], x["line"]]
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end.map { |x, y|
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[x, y.count]
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}.sort { |a, b|
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b[1] <=> a[1]
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}.each { |x, y|
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puts "Leaked #{y} #{x[0]} objects at: #{x[1]}:#{x[2]}"
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}
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