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require "ruby_prof.so"
require "ruby-prof/flat_printer"
require "ruby-prof/graph_printer"
require "ruby-prof/graph_html_printer"
require "ruby-prof/call_tree_printer"
module RubyProf
# See if the user specified the clock mode via
# the RUBY_PROF_MEASURE_MODE environment variable
def self.figure_measure_mode
case ENV["RUBY_PROF_MEASURE_MODE"]
when "wall" || "wall_time"
RubyProf.measure_mode = RubyProf::WALL_TIME
when "cpu" || "cpu_time"
if ENV.key?("RUBY_PROF_CPU_FREQUENCY")
RubyProf.cpu_frequency = ENV["RUBY_PROF_CPU_FREQUENCY"].to_f
else
begin
open("/proc/cpuinfo") do |f|
f.each_line do |line|
s = line.slice(/cpu MHz\s*:\s*(.*)/, 1)
if s
RubyProf.cpu_frequency = s.to_f * 1000000
break
end
end
end
rescue Errno::ENOENT
end
end
RubyProf.measure_mode = RubyProf::CPU_TIME
when "allocations"
RubyProf.measure_mode = RubyProf::ALLOCATIONS
when "memory"
RubyProf.measure_mode = RubyProf::MEMORY
else
RubyProf.measure_mode = RubyProf::PROCESS_TIME
end
end
end
RubyProf::figure_measure_mode
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