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#
# Author:: Seth Chisamore (<schisamo@opscode.com>)
# Copyright:: Copyright 2011-2016, Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
module RSpec
module Prof
module GC
class Profiler
# GC 1 invokes.
# Index Invoke Time(sec) Use Size(byte) Total Size(byte) Total Object GC time(ms)
# 1 0.012 159240 212940 10647 0.00000000000001530000
LINE_PATTERN = /^\s+([\d\.]*)\s+([\d\.]*)\s+([\d\.]*)\s+([\d\.]*)\s+([\d\.]*)\s+([\d\.]*)$/
def start
::GC::Profiler.enable unless ::GC::Profiler.enabled?
end
def stop
::GC::Profiler.disable
end
def working_set_size
begin
::GC.start
::GC::Profiler.result.scan(LINE_PATTERN)[-1][2].to_i if ::GC::Profiler.enabled?
ensure
::GC::Profiler.clear
end
end
def handle_count
0
end
end
end
end
end
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