class BenchmarkDriver::Runner::Rsskb
Max resident set size
Constants
- BenchmarkScript
@param [String] prelude @param [String] script @param [String] teardown @param [Integer] loop_count
- Job
JobParser
returns this, `BenchmarkDriver::Runner.runner_for` searches “*::Job”- JobParser
Dynamically fetched and used by `BenchmarkDriver::JobParser.parse`
- METRIC
Using the RubyBench's original label
Public Class Methods
new(config:, output:, contexts:)
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@param [BenchmarkDriver::Config::RunnerConfig] config @param [BenchmarkDriver::Output] output @param [BenchmarkDriver::Context] contexts
# File lib/benchmark_driver/runner/rsskb.rb, line 23 def initialize(config:, output:, contexts:) @config = config @output = output @contexts = contexts end
Public Instance Methods
run(jobs)
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This method is dynamically called by `BenchmarkDriver::JobRunner.run` @param [Array<BenchmarkDriver::Default::Job>] jobs
# File lib/benchmark_driver/runner/rsskb.rb, line 31 def run(jobs) # Currently Linux's time(1) support only... if Etc.uname.fetch(:sysname) != 'Linux' raise "memory output is not supported for '#{Etc.uname[:sysname]}' for now" end if jobs.any? { |job| job.loop_count.nil? } jobs = jobs.map do |job| job.loop_count ? job : Job.new(job.to_h.merge(loop_count: 1)) end end @output.with_benchmark do jobs.each do |job| @output.with_job(name: job.name) do job.runnable_contexts(@contexts).each do |context| repeat_result = BenchmarkDriver::Repeater.with_repeat(config: @config, larger_better: false) do run_benchmark(job, context: context) end @output.with_context(name: context.name, executable: context.executable, gems: context.gems, prelude: context.prelude) do @output.report(values: { METRIC => repeat_result.value }, loop_count: job.loop_count) end end end end end end
Private Instance Methods
run_benchmark(job, context:)
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@param [BenchmarkDriver::Runner::Ips::Job] job - loop_count is not nil @param [BenchmarkDriver::Context] context @return [BenchmarkDriver::Metrics]
# File lib/benchmark_driver/runner/rsskb.rb, line 64 def run_benchmark(job, context:) benchmark = BenchmarkScript.new( preludes: [context.prelude, job.prelude], script: job.script, teardown: job.teardown, loop_count: job.loop_count, ) with_script(benchmark.render) do |path| Tempfile.open(['rsskb-', '.txt']) do |f| stdout = IO.popen(['/usr/bin/time', *context.executable.command, path], err: f.path, &:read) stderr = File.read(f.path) if $?.success? match_data = /^(?<user>\d+.\d+)user\s+(?<system>\d+.\d+)system\s+(?<elapsed1>\d+):(?<elapsed2>\d+.\d+)elapsed.+\([^\s]+\s+(?<maxresident>\d+)maxresident\)k$/.match(stderr) raise "Unexpected format given from /usr/bin/time:\n#{out}" unless match_data[:maxresident] Integer(match_data[:maxresident]) else $stdout.print(stdout) $stderr.print(stderr) BenchmarkDriver::Result::ERROR end end end end
with_script(script) { |path| ... }
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# File lib/benchmark_driver/runner/rsskb.rb, line 90 def with_script(script) if @config.verbose >= 2 sep = '-' * 30 $stdout.puts "\n\n#{sep}[Script begin]#{sep}\n#{script}#{sep}[Script end]#{sep}\n\n" end Tempfile.open(['benchmark_driver-', '.rb']) do |f| f.puts script f.close return yield(f.path) end end