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Diffstat (limited to 'lib/stdlib/test/stdlib_bench_SUITE.erl')
| -rw-r--r-- | lib/stdlib/test/stdlib_bench_SUITE.erl | 427 |
1 files changed, 427 insertions, 0 deletions
diff --git a/lib/stdlib/test/stdlib_bench_SUITE.erl b/lib/stdlib/test/stdlib_bench_SUITE.erl new file mode 100644 index 0000000000..cc7e070dbd --- /dev/null +++ b/lib/stdlib/test/stdlib_bench_SUITE.erl @@ -0,0 +1,427 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012-2017. All Rights Reserved. +%% +%% 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. +%% +%% %CopyrightEnd% +%% + +%% +-module(stdlib_bench_SUITE). +-compile([export_all, nowarn_export_all]). +-include_lib("common_test/include/ct.hrl"). +-include_lib("common_test/include/ct_event.hrl"). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +suite() -> [{ct_hooks,[{ts_install_cth,[{nodenames,2}]}]}]. + + +all() -> + [{group,unicode},{group,base64}, + {group,gen_server},{group,gen_server_comparison}]. + +groups() -> + [{unicode,[{repeat,5}], + [norm_nfc_list, norm_nfc_deep_l, norm_nfc_binary, + string_lexemes_list, string_lexemes_binary + ]}, + {base64,[{repeat,5}], + [decode_binary, decode_binary_to_string, + decode_list, decode_list_to_string, + encode_binary, encode_binary_to_string, + encode_list, encode_list_to_string, + mime_binary_decode, mime_binary_decode_to_string, + mime_list_decode, mime_list_decode_to_string]}, + {gen_server, [{repeat,5}], + [simple, simple_timer, simple_mon, simple_timer_mon, + generic, generic_timer]}, + {gen_server_comparison, [], + [single_small, single_medium, single_big, + sched_small, sched_medium, sched_big, + multi_small, multi_medium, multi_big]}]. + +init_per_group(GroupName, Config) when GroupName =:= gen_server; + GroupName =:= gen_server_comparison -> + DataDir = ?config(data_dir, Config), + Files = filelib:wildcard(filename:join(DataDir, "{simple,generic}*.erl")), + _ = [{ok, _} = compile:file(File) || File <- Files], + Config; +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. + +init_per_suite(Config) -> + Config. + +end_per_suite(Config) -> + Config. + +init_per_testcase(_Func, Conf) -> + Conf. + +end_per_testcase(_Func, _Conf) -> + ok. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +-define(REPEAT_NORM, 5). + +norm_nfc_list(Config) -> + Bin = norm_data(Config), + {_N, Mean, _Stddev, Res} = unicode_util_SUITE:time_count(nfc, list, Bin, ?REPEAT_NORM), + report(1000.0*Res / Mean). + +norm_nfc_deep_l(Config) -> + Bin = norm_data(Config), + {_N, Mean, _Stddev, Res} = unicode_util_SUITE:time_count(nfc, deep_l, Bin, ?REPEAT_NORM), + report(1000.0*Res / Mean). + +norm_nfc_binary(Config) -> + Bin = norm_data(Config), + {_N, Mean, _Stddev, Res} = unicode_util_SUITE:time_count(nfc, binary, Bin, ?REPEAT_NORM), + report(1000.0*Res / Mean). + + +string_lexemes_list(Config) -> + %% Use nth_lexeme instead of lexemes to avoid building a result of + %% large lists which causes large differences between test runs, gc? + Bin = norm_data(Config), + Fun = fun(Str) -> string:nth_lexeme(Str, 200000, [$;,$\n,$\r]), 200000 end, + {_N, Mean, _Stddev, Res} = string_SUITE:time_func(Fun, list, Bin, 15), + report(1000.0*Res / Mean). + +string_lexemes_binary(Config) -> + %% Use nth_lexeme instead of lexemes to avoid building a result of + %% large lists which causes large differences between test runs, gc? + Bin = norm_data(Config), + Fun = fun(Str) -> string:nth_lexeme(Str, 200000, [$;,$\n,$\r]), 200000 end, + {_N, Mean, _Stddev, Res} = string_SUITE:time_func(Fun, binary, Bin, ?REPEAT_NORM), + report(1000.0*Res / Mean). + +%%% +report(Tps) -> + ct_event:notify(#event{name = benchmark_data, + data = [{suite,"stdlib_unicode"},{value,round(Tps)}]}), + Tps. + +norm_data(Config) -> + DataDir0 = proplists:get_value(data_dir, Config), + DataDir = filename:join(lists:droplast(filename:split(DataDir0))), + File = filename:join([DataDir,"unicode_util_SUITE_data","NormalizationTest.txt"]), + {ok, Bin} = file:read_file(File), + Bin. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +decode_binary(_Config) -> + test(decode, encoded_binary()). + +decode_binary_to_string(_Config) -> + test(decode_to_string, encoded_binary()). + +decode_list(_Config) -> + test(decode, encoded_list()). + +decode_list_to_string(_Config) -> + test(decode_to_string, encoded_list()). + +encode_binary(_Config) -> + test(encode, binary()). + +encode_binary_to_string(_Config) -> + test(encode_to_string, binary()). + +encode_list(_Config) -> + test(encode, list()). + +encode_list_to_string(_Config) -> + test(encode_to_string, list()). + +mime_binary_decode(_Config) -> + test(mime_decode, encoded_binary()). + +mime_binary_decode_to_string(_Config) -> + test(mime_decode_to_string, encoded_binary()). + +mime_list_decode(_Config) -> + test(mime_decode, encoded_list()). + +mime_list_decode_to_string(_Config) -> + test(mime_decode_to_string, encoded_list()). + +-define(SIZE, 10000). +-define(N, 1000). + +encoded_binary() -> + list_to_binary(encoded_list()). + +encoded_list() -> + L = random_byte_list(round(?SIZE*0.75)), + base64:encode_to_string(L). + +binary() -> + list_to_binary(list()). + +list() -> + random_byte_list(?SIZE). + +test(Func, Data) -> + F = fun() -> loop(?N, Func, Data) end, + {Time, ok} = timer:tc(fun() -> lspawn(F) end), + report_base64(Time). + +loop(0, _F, _D) -> garbage_collect(), ok; +loop(N, F, D) -> + _ = base64:F(D), + loop(N - 1, F, D). + +lspawn(Fun) -> + {Pid, Ref} = spawn_monitor(fun() -> exit(Fun()) end), + receive + {'DOWN', Ref, process, Pid, Rep} -> Rep + end. + +report_base64(Time) -> + Tps = round((?N*1000000)/Time), + ct_event:notify(#event{name = benchmark_data, + data = [{suite, "stdlib_base64"}, + {value, Tps}]}), + Tps. + +%% Copied from base64_SUITE.erl. + +random_byte_list(N) -> + random_byte_list(N, []). + +random_byte_list(0, Acc) -> + Acc; +random_byte_list(N, Acc) -> + random_byte_list(N-1, [rand:uniform(255)|Acc]). + +make_big_binary(N) -> + list_to_binary(mbb(N, [])). + +mbb(N, Acc) when N > 256 -> + B = list_to_binary(lists:seq(0, 255)), + mbb(N - 256, [B | Acc]); +mbb(N, Acc) -> + B = list_to_binary(lists:seq(0, N-1)), + lists:reverse(Acc, B). + +simple(Config) when is_list(Config) -> + do_tests(simple, single_small). + +simple_timer(Config) when is_list(Config) -> + do_tests(simple_timer, single_small). + +simple_mon(Config) when is_list(Config) -> + do_tests(simple_mon, single_small). + +simple_timer_mon(Config) when is_list(Config) -> + do_tests(simple_timer_mon, single_small). + +generic(Config) when is_list(Config) -> + do_tests(generic, single_small). + +generic_timer(Config) when is_list(Config) -> + do_tests(generic_timer, single_small). + +single_small(Config) when is_list(Config) -> + comparison(single_small). + +single_medium(Config) when is_list(Config) -> + comparison(single_medium). + +single_big(Config) when is_list(Config) -> + comparison(single_big). + +sched_small(Config) when is_list(Config) -> + comparison(sched_small). + +sched_medium(Config) when is_list(Config) -> + comparison(sched_medium). + +sched_big(Config) when is_list(Config) -> + comparison(sched_big). + +multi_small(Config) when is_list(Config) -> + comparison(multi_small). + +multi_medium(Config) when is_list(Config) -> + comparison(multi_medium). + +multi_big(Config) when is_list(Config) -> + comparison(multi_big). + +comparison(Kind) -> + Simple0 = do_tests(simple, Kind), + SimpleTimer0 = do_tests(simple_timer, Kind), + SimpleMon0 = do_tests(simple_mon, Kind), + SimpleTimerMon0 = do_tests(simple_timer_mon, Kind), + Generic0 = do_tests(generic, Kind), + GenericTimer0 = do_tests(generic_timer, Kind), + %% Normalize + Simple = norm(Simple0, Simple0), + SimpleTimer = norm(SimpleTimer0, Simple0), + SimpleMon = norm(SimpleMon0, Simple0), + SimpleTimerMon = norm(SimpleTimerMon0, Simple0), + Generic = norm(Generic0, Simple0), + GenericTimer = norm(GenericTimer0, Simple0), + {Parallelism, _N, Message} = bench_params(Kind), + Wordsize = erlang:system_info(wordsize), + MSize = Wordsize * erts_debug:flat_size(Message), + What = io_lib:format("#parallel gen_server instances: ~.4w, " + "message flat size: ~.5w bytes", + [Parallelism, MSize]), + C = io_lib:format("~s: " + "Simple: ~s Simple+Timer: ~s " + "Simple+Monitor: ~s Simple+Timer+Monitor: ~s " + "Generic: ~s Generic+Timer: ~s", + [What, Simple, SimpleTimer, SimpleMon, SimpleTimerMon, + Generic, GenericTimer]), + {comment, C}. + +norm(T, Ref) -> + io_lib:format("~.2f", [T/Ref]). + +do_tests(Test, ParamSet) -> + {Client, ServerMod} = bench(Test), + {Parallelism, N, Message} = bench_params(ParamSet), + Fun = create_clients(N, Message, ServerMod, Client, Parallelism), + Time = run_test(Fun), + TimesPerTest = 5, + PerSecond = Parallelism * TimesPerTest * round((1000 * N) / Time), + ct_event:notify(#event{name = benchmark_data, + data = [{suite,"stdlib_gen_server"}, + {value,PerSecond}]}), + Time. + +simple_client(0, _, _P) -> + ok; +simple_client(N, M, P) -> + _ = simple_server:reply(P, M), + _ = simple_server:reply(P, M), + _ = simple_server:reply(P, M), + _ = simple_server:reply(P, M), + _ = simple_server:reply(P, M), + simple_client(N-1, M, P). + +simple_client_timer(0, _, _P) -> + ok; +simple_client_timer(N, M, P) -> + _ = simple_server_timer:reply(P, M), + _ = simple_server_timer:reply(P, M), + _ = simple_server_timer:reply(P, M), + _ = simple_server_timer:reply(P, M), + _ = simple_server_timer:reply(P, M), + simple_client_timer(N-1, M, P). + +simple_client_mon(0, _, _P) -> + ok; +simple_client_mon(N, M, P) -> + _ = simple_server_mon:reply(P, M), + _ = simple_server_mon:reply(P, M), + _ = simple_server_mon:reply(P, M), + _ = simple_server_mon:reply(P, M), + _ = simple_server_mon:reply(P, M), + simple_client_mon(N-1, M, P). + +simple_client_timer_mon(0, _, _P) -> + ok; +simple_client_timer_mon(N, M, P) -> + _ = simple_server_timer_mon:reply(P, M), + _ = simple_server_timer_mon:reply(P, M), + _ = simple_server_timer_mon:reply(P, M), + _ = simple_server_timer_mon:reply(P, M), + _ = simple_server_timer_mon:reply(P, M), + simple_client_timer_mon(N-1, M, P). + +generic_client(0, _, _P) -> + ok; +generic_client(N, M, P) -> + _ = generic_server:reply(P, M), + _ = generic_server:reply(P, M), + _ = generic_server:reply(P, M), + _ = generic_server:reply(P, M), + _ = generic_server:reply(P, M), + generic_client(N-1, M, P). + +generic_timer_client(0, _, _P) -> + ok; +generic_timer_client(N, M, P) -> + _ = generic_server_timer:reply(P, M), + _ = generic_server_timer:reply(P, M), + _ = generic_server_timer:reply(P, M), + _ = generic_server_timer:reply(P, M), + _ = generic_server_timer:reply(P, M), + generic_timer_client(N-1, M, P). + +bench(simple) -> + {fun simple_client/3, simple_server}; +bench(simple_timer) -> + {fun simple_client_timer/3, simple_server_timer}; +bench(simple_mon) -> + {fun simple_client_mon/3, simple_server_mon}; +bench(simple_timer_mon) -> + {fun simple_client_timer_mon/3, simple_server_timer_mon}; +bench(generic) -> + {fun generic_client/3, generic_server}; +bench(generic_timer) -> + {fun generic_timer_client/3, generic_server_timer}. + +%% -> {Parallelism, NumberOfMessages, MessageTerm} +bench_params(single_small) -> {1, 700000, small()}; +bench_params(single_medium) -> {1, 350000, medium()}; +bench_params(single_big) -> {1, 70000, big()}; +bench_params(sched_small) -> {parallelism(), 200000, small()}; +bench_params(sched_medium) -> {parallelism(), 100000, medium()}; +bench_params(sched_big) -> {parallelism(), 20000, big()}; +bench_params(multi_small) -> {400, 2000, small()}; +bench_params(multi_medium) -> {400, 1000, medium()}; +bench_params(multi_big) -> {400, 200, big()}. + +small() -> + small. + +medium() -> + lists:seq(1, 50). + +big() -> + lists:seq(1, 1000). + +parallelism() -> + case erlang:system_info(multi_scheduling) of + enabled -> erlang:system_info(schedulers_online); + _ -> 1 + end. + +create_clients(N, M, ServerMod, Client, Parallel) -> + fun() -> + State = term, + ServerPid = ServerMod:start(State), + PidRefs = [spawn_monitor(fun() -> Client(N, M, ServerPid) end) || + _ <- lists:seq(1, Parallel)], + _ = [receive {'DOWN', Ref, _, _, _} -> ok end || + {_Pid, Ref} <- PidRefs], + ok = ServerMod:stop(ServerPid) + end. + +run_test(Test) -> + {T1, _} = statistics(runtime), + Test(), + {T2, _} = statistics(runtime), + T2 - T1. |