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Versions: 13
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Contents
#!/usr/bin/env ruby
require 'benchmark'
require 'bio-maf'
require 'optparse'
require 'ostruct'
options = OpenStruct.new
options.parser = Bio::MAF::Parser
options.runs = 100_000
options.warmup = false
PRINTERS = {
'flat' => :FlatPrinter,
'stack' => :CallStackPrinter
}
OptionParser.new do |opts|
opts.banner = "Usage: maf_parse_bench [options] <maf>"
opts.separator ""
opts.separator "Options:"
opts.on("-p", "--profile PROF", "Profile with PerfTools") do |prof|
options.prof = prof
end
opts.on("--ruby-prof PATH", "Profile with ruby-prof") do |pspec|
if pspec =~ /(\w+):(.+)/
require 'ruby-prof'
options.ruby_prof_printer = RubyProf.const_get(PRINTERS.fetch($1))
options.ruby_prof_path = $2
else
options.ruby_prof_printer = :FlatPrinter
options.ruby_prof_path = pspec
end
end
opts.on("--profile-gc", "Profile GC") do |prof|
options.profile_gc = true
end
opts.on("--parser PARSER", "parser") do |name|
options.parser = Bio::MAF.const_get(name)
end
opts.on("-w", "--warmup", "perform warmup run") do
options.warmup = true
end
end.parse!(ARGV)
src_path = ARGV.shift
if options.prof
require 'perftools'
PerfTools::CpuProfiler.start(options.prof)
elsif options.ruby_prof_path
require 'ruby-prof'
RubyProf.start
end
if options.profile_gc
GC::Profiler.enable
end
parser = options.parser.new(src_path)
parser.parse_block
parser.parse_block
pos = parser.s.pos
if options.warmup
options.runs.times do
parser.parse_block
parser.s.pos = pos
end
end
bm_res = Benchmark.measure do
options.runs.times do
parser.parse_block
parser.s.pos = pos
end
end
if options.profile_gc
$stderr.puts GC::Profiler.result
GC::Profiler.disable
end
if options.prof
PerfTools::CpuProfiler.stop
elsif options.ruby_prof_path
res = RubyProf.stop
printer = options.ruby_prof_printer.new(res)
File.open(options.ruby_prof_path, 'w') do |f|
printer.print(f)
end
end
puts bm_res / options.runs
Version data entries
13 entries across 13 versions & 1 rubygems