mirror of
https://github.com/denoland/deno.git
synced 2024-11-13 16:26:08 -05:00
205 lines
6.7 KiB
Python
Executable file
205 lines
6.7 KiB
Python
Executable file
#!/usr/bin/env python
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# Copyright 2018 the Deno authors. All rights reserved. MIT license.
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# Performs benchmark and append data to //website/data.json.
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# If //website/data.json doesn't exist, this script tries to import it from gh-pages branch.
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# To view the results locally run ./tools/http_server.py and visit
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# http://localhost:4545/website
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import os
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import sys
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import json
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import time
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import shutil
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from util import run, run_output, root_path, build_path, executable_suffix
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import tempfile
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import http_server
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import throughput_benchmark
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from http_benchmark import http_benchmark
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# The list of the tuples of the benchmark name and arguments
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exec_time_benchmarks = [
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("hello", ["tests/002_hello.ts"]),
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("relative_import", ["tests/003_relative_import.ts"]),
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("error_001", ["tests/error_001.ts"]),
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("cold_hello", ["tests/002_hello.ts", "--recompile"]),
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("cold_relative_import", ["tests/003_relative_import.ts", "--recompile"]),
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]
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gh_pages_data_file = "gh-pages/data.json"
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all_data_file = "website/data.json" # Includes all benchmark data.
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recent_data_file = "website/recent.json" # Includes recent 20 benchmark data.
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def read_json(filename):
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with open(filename) as json_file:
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return json.load(json_file)
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def write_json(filename, data):
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with open(filename, 'w') as outfile:
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json.dump(data, outfile)
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def import_data_from_gh_pages():
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if os.path.exists(all_data_file):
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return
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try:
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run([
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"git", "clone", "--depth", "1", "-b", "gh-pages",
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"https://github.com/denoland/deno.git", "gh-pages"
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])
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shutil.copy(gh_pages_data_file, all_data_file)
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except:
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write_json(all_data_file, []) # writes empty json data
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def get_binary_sizes(build_dir):
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path_dict = {
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"deno": os.path.join(build_dir, "deno" + executable_suffix),
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"main.js": os.path.join(build_dir, "gen/bundle/main.js"),
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"main.js.map": os.path.join(build_dir, "gen/bundle/main.js.map"),
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"snapshot_deno.bin": os.path.join(build_dir, "gen/snapshot_deno.bin")
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}
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sizes = {}
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for name, path in path_dict.items():
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sizes[name] = os.path.getsize(path)
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return sizes
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def get_strace_summary_text(test_args):
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f = tempfile.NamedTemporaryFile()
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run(["strace", "-c", "-f", "-o", f.name] + test_args)
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return f.read()
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def strace_parse(summary_text):
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summary = {}
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# clear empty lines
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lines = list(filter(lambda x: x and x != "\n", summary_text.split("\n")))
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if len(lines) < 4:
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return {} # malformed summary
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lines, total_line = lines[2:-2], lines[-1]
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# data to dict for each line
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for line in lines:
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syscall_fields = line.split()
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syscall_name = syscall_fields[-1]
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syscall_dict = {}
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if 5 <= len(syscall_fields) <= 6:
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syscall_dict = {
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"% time": float(syscall_fields[0]),
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"seconds": float(syscall_fields[1]),
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"usecs/call": int(syscall_fields[2]),
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"calls": int(syscall_fields[3])
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}
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syscall_dict["errors"] = 0 if len(syscall_fields) < 6 else int(
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syscall_fields[4])
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summary[syscall_name] = syscall_dict
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# record overall (total) data
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total_fields = total_line.split()
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summary["total"] = {
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"% time": float(total_fields[0]),
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"seconds": float(total_fields[1]),
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"calls": int(total_fields[2]),
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"errors": int(total_fields[3])
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}
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return summary
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def get_strace_summary(test_args):
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return strace_parse(get_strace_summary_text(test_args))
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def run_thread_count_benchmark(deno_path):
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thread_count_map = {}
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thread_count_map["set_timeout"] = get_strace_summary([
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deno_path, "tests/004_set_timeout.ts", "--reload"
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])["clone"]["calls"] + 1
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thread_count_map["fetch_deps"] = get_strace_summary([
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deno_path, "tests/fetch_deps.ts", "--reload", "--allow-net"
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])["clone"]["calls"] + 1
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return thread_count_map
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def run_throughput(deno_exe):
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m = {}
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m["100M_tcp"] = throughput_benchmark.tcp(deno_exe, 100)
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m["100M_cat"] = throughput_benchmark.cat(deno_exe, 100)
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m["10M_tcp"] = throughput_benchmark.tcp(deno_exe, 10)
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m["10M_cat"] = throughput_benchmark.cat(deno_exe, 10)
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return m
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def run_syscall_count_benchmark(deno_path):
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syscall_count_map = {}
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syscall_count_map["hello"] = get_strace_summary(
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[deno_path, "tests/002_hello.ts", "--reload"])["total"]["calls"]
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syscall_count_map["fetch_deps"] = get_strace_summary(
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[deno_path, "tests/fetch_deps.ts", "--reload",
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"--allow-net"])["total"]["calls"]
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return syscall_count_map
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def main(argv):
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if len(argv) == 2:
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build_dir = sys.argv[1]
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elif len(argv) == 1:
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build_dir = build_path()
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else:
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print "Usage: tools/benchmark.py [build_dir]"
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sys.exit(1)
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http_server.spawn()
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deno_path = os.path.join(build_dir, "deno")
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benchmark_file = os.path.join(build_dir, "benchmark.json")
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os.chdir(root_path)
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import_data_from_gh_pages()
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# TODO: Use hyperfine in //third_party
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run([
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"hyperfine", "--ignore-failure", "--export-json", benchmark_file,
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"--warmup", "3"
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] + [
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deno_path + " " + " ".join(args) for [_, args] in exec_time_benchmarks
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])
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all_data = read_json(all_data_file)
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benchmark_data = read_json(benchmark_file)
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sha1 = run_output(["git", "rev-parse", "HEAD"]).strip()
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new_data = {
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"created_at": time.strftime("%Y-%m-%dT%H:%M:%SZ"),
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"sha1": sha1,
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"binary_size": {},
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"thread_count": {},
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"syscall_count": {},
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"benchmark": {}
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}
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for [[name, _], data] in zip(exec_time_benchmarks,
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benchmark_data["results"]):
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new_data["benchmark"][name] = {
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"mean": data["mean"],
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"stddev": data["stddev"],
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"user": data["user"],
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"system": data["system"],
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"min": data["min"],
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"max": data["max"]
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}
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new_data["binary_size"] = get_binary_sizes(build_dir)
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# Cannot run throughput benchmark on windows because they don't have nc or
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# pipe.
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if os.name != 'nt':
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hyper_hello_path = os.path.join(build_dir, "hyper_hello")
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new_data["throughput"] = run_throughput(deno_path)
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new_data["req_per_sec"] = http_benchmark(deno_path, hyper_hello_path)
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if "linux" in sys.platform:
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# Thread count test, only on linux
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new_data["thread_count"] = run_thread_count_benchmark(deno_path)
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new_data["syscall_count"] = run_syscall_count_benchmark(deno_path)
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all_data.append(new_data)
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write_json(all_data_file, all_data)
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write_json(recent_data_file, all_data[-20:])
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if __name__ == '__main__':
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main(sys.argv)
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