diff options
Diffstat (limited to 'erts')
| -rw-r--r-- | erts/emulator/test/trace_call_time_SUITE.erl | 361 | ||||
| -rw-r--r-- | erts/emulator/test/trace_call_time_SUITE_data/Makefile.src | 6 | ||||
| -rw-r--r-- | erts/emulator/test/trace_call_time_SUITE_data/trace_nif.c | 37 |
3 files changed, 220 insertions, 184 deletions
diff --git a/erts/emulator/test/trace_call_time_SUITE.erl b/erts/emulator/test/trace_call_time_SUITE.erl index e7bccb8dac..d9f2050f7d 100644 --- a/erts/emulator/test/trace_call_time_SUITE.erl +++ b/erts/emulator/test/trace_call_time_SUITE.erl @@ -31,48 +31,38 @@ -module(trace_call_time_SUITE). %% Exported end user tests --export([basic_test/0, on_and_off_test/0, info_test/0, - pause_and_restart_test/0, called_function_test/0, scheduling_test/0, combo_test/0]). -export([seq/3, seq_r/3]). --export([loaded/1, a_function/1, a_called_function/1, dec/1]). +-export([loaded/1, a_function/1, a_called_function/1, dec/1, nif_dec/1]). -define(US_ERROR, 10000). -define(R_ERROR, 0.8). -define(SINGLE_CALL_US_TIME, 10). %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% Test server related stuff -%% - +%% Result examination macros --ifdef(STANDALONE). --define(config(A,B),config(A,B)). --export([config/2]). --else. --include("test_server.hrl"). --endif. +-define(CT(P,MFA),{trace,P,call,MFA}). +-define(CTT(P, MFA),{trace_ts,P,call,MFA,{_,_,_}}). +-define(RF(P,MFA,V),{trace,P,return_from,MFA,V}). +-define(RFT(P,MFA,V),{trace_ts,P,return_from,MFA,V,{_,_,_}}). +-define(RT(P,MFA),{trace,P,return_to,MFA}). +-define(RTT(P,MFA),{trace_ts,P,return_to,MFA,{_,_,_}}). -ifdef(debug). --ifdef(STANDALONE). --define(line, erlang:display({?MODULE,?LINE}), ). --endif. -define(dbgformat(A,B),io:format(A,B)). -else. --ifdef(STANDALONE). --define(line, noop, ). --endif. -define(dbgformat(A,B),noop). -endif. --ifdef(STANDALONE). -config(priv_dir,_) -> - ".". --else. +%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +-include("test_server.hrl"). + %% When run in test server. -export([all/1, init_per_testcase/2, fin_per_testcase/2, not_run/1]). -export([basic/1, on_and_off/1, info/1, - pause_and_restart/1, scheduling/1, called_function/1, combo/1]). + pause_and_restart/1, scheduling/1, called_function/1, combo/1, bif/1, nif/1]). init_per_testcase(_Case, Config) -> ?line Dog=test_server:timetrap(test_server:seconds(30)), @@ -95,7 +85,7 @@ all(suite) -> case test_server:is_native(?MODULE) of true -> [not_run]; false -> [basic, on_and_off, info, - pause_and_restart, scheduling, combo, called_function] + pause_and_restart, scheduling, combo, bif, nif, called_function] end. not_run(Config) when is_list(Config) -> @@ -106,84 +96,22 @@ basic(suite) -> basic(doc) -> ["Tests basic call count trace"]; basic(Config) when is_list(Config) -> - basic_test(). - -on_and_off(suite) -> - []; -on_and_off(doc) -> - ["Tests turning trace parameters on and off"]; -on_and_off(Config) when is_list(Config) -> - on_and_off_test(). - -info(suite) -> - []; -info(doc) -> - ["Tests the trace_info BIF"]; -info(Config) when is_list(Config) -> - info_test(). - -pause_and_restart(suite) -> - []; -pause_and_restart(doc) -> - ["Tests pausing and restarting call time counters"]; -pause_and_restart(Config) when is_list(Config) -> - pause_and_restart_test(). - -scheduling(suite) -> - []; -scheduling(doc) -> - ["Tests in/out scheduling of call time counters"]; -scheduling(Config) when is_list(Config) -> - scheduling_test(). - - -combo(suite) -> - []; -combo(doc) -> - ["Tests combining local call trace and meta trace with call time trace"]; -combo(Config) when is_list(Config) -> - combo_test(). - -called_function(suite) -> - []; -called_function(doc) -> - ["Tests combining nested function calls and that the time accumulates to the right function"]; -called_function(Config) when is_list(Config) -> - called_function_test(). - - --endif. %-ifdef(STANDALONE). ... -else. - -%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% Result examination macros - --define(CT(P,MFA),{trace,P,call,MFA}). --define(CTT(P, MFA),{trace_ts,P,call,MFA,{_,_,_}}). --define(RF(P,MFA,V),{trace,P,return_from,MFA,V}). --define(RFT(P,MFA,V),{trace_ts,P,return_from,MFA,V,{_,_,_}}). --define(RT(P,MFA),{trace,P,return_to,MFA}). --define(RTT(P,MFA),{trace_ts,P,return_to,MFA,{_,_,_}}). - -%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%%% The Tests -%%% - -basic_test() -> ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), - ?line M = 1000000, + ?line M = 1000, %% ?line 1 = erlang:trace_pattern({?MODULE,seq, '_'}, true, [call_time]), ?line 2 = erlang:trace_pattern({?MODULE,seq_r,'_'}, true, [call_time]), ?line Pid = setup(), - ?line {L, T1} = execute(Pid, fun() -> seq(1, M+M, fun(X) -> (X+1) end) end), - ?line ok = check_trace_info({?MODULE, seq, 3}, [{Pid, M+M, 0, 0}], T1), + ?line {L, T1} = execute(Pid, fun() -> seq(1, M, fun(X) -> (X+1) end) end), + ?line ok = check_trace_info({?MODULE, seq, 3}, [{Pid, M, 0, 0}], T1), ?line ok = check_trace_info({?MODULE, seq_r, 3}, [], none), ?line {Lr, T2} = execute(Pid, fun() -> seq_r(1, M, fun(X) -> (X+1) end) end), - ?line ok = check_trace_info({?MODULE, seq, 3}, [{Pid, M+M, 0, 0}], T1), - ?line ok = check_trace_info({?MODULE, seq_r, 3}, [{Pid, 1, 0, 0}], T2), + ?line ok = check_trace_info({?MODULE, seq, 3}, [{Pid, M, 0, 0}], T1), + ?line ok = check_trace_info({?MODULE, seq_r, 3}, [{Pid, 1, 0, 0}], T2/M), ?line ok = check_trace_info({?MODULE, seq_r, 4}, [{Pid, M, 0, 0}], T2), ?line L = lists:reverse(Lr), + %% ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), ?line Pid ! quit, @@ -191,7 +119,12 @@ basic_test() -> %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -on_and_off_test() -> + +on_and_off(suite) -> + []; +on_and_off(doc) -> + ["Tests turning trace parameters on and off"]; +on_and_off(Config) when is_list(Config) -> ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), ?line M = 100, %% @@ -227,94 +160,12 @@ on_and_off_test() -> ok. %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -called_function_test() -> - ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), - ?line M = 2100, - ?line Pid = setup(), - %% - ?line 1 = erlang:trace_pattern({?MODULE,a_function,'_'}, true, [call_time]), - ?line {L, T1} = execute(Pid, {?MODULE, a_function, [M]}), - ?line ok = check_trace_info({?MODULE, a_function, 1}, [{Pid, M, 0, 0}], T1), - - ?line 1 = erlang:trace_pattern({?MODULE,a_called_function,'_'}, true, [call_time]), - ?line {L, T2} = execute(Pid, {?MODULE, a_function, [M]}), - ?line ok = check_trace_info({?MODULE, a_function, 1}, [{Pid, M+M, 0, 0}], T1 + M*?SINGLE_CALL_US_TIME), - ?line ok = check_trace_info({?MODULE, a_called_function, 1}, [{Pid, M, 0, 0}], T2), - - - ?line 1 = erlang:trace_pattern({?MODULE,dec,'_'}, true, [call_time]), - ?line {L, T3} = execute(Pid, {?MODULE, a_function, [M]}), - ?line ok = check_trace_info({?MODULE, a_function, 1}, [{Pid, M+M+M, 0, 0}], T1 + (M+M)*?SINGLE_CALL_US_TIME), - ?line ok = check_trace_info({?MODULE, a_called_function, 1}, [{Pid, M+M, 0, 0}], T2 + M*?SINGLE_CALL_US_TIME ), - ?line ok = check_trace_info({?MODULE, dec, 1}, [{Pid, M, 0, 0}], T3), - ?line Pid ! quit, - ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), - ok. - -test_functions([Mfa|_] = Mfas, Ncalls, NP) -> - %% setup load processes - ?line lists:foreach(fun - ({M,F,Args}) -> - ?line erlang:trace_pattern({M,F,length(Args)}, true, [call_time]) - end, Mfas), - - ?line Pids = [setup() || _ <- lists:seq(1, NP)], - ?line T0 = now(), - ?line Res = [execute(Pid, Mfa) || Pid <- Pids], - ?line T1 = now(), - ?line Time = timer:now_diff(T1,T0), - ?line [Pid ! quit || Pid <- Pids], - - %% logic dictates that each process will get ~ 1/F of the schedulers time - - ?line lists:foreach(fun - ({M,F,Args}) -> - io:format("~w:~w/~w~n", [M,F,length(Args)]), - ?line {call_time,CT} = erlang:trace_info({M,F,length(Args)}, call_time), - lists:foreach(fun - (Pid) -> - ?line {value,{Pid, Ncalls, S, Us}} = lists:keysearch(Pid, 1, CT), - io:format("- ~p ~p -> ~w (~w)~n", [Pid, Ncalls, S * 1000000 + Us, Time]), - ok - end, Pids) - end, Mfas), - - ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), - - ok. - - scheduling_test() -> - ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), - ?line M = 1000000, - ?line Np = erlang:system_info(schedulers_online), - ?line F = 12, - - %% setup load processes - %% (single, no internal calls) - %test_functions([{?MODULE,Fu,[M]} || Fu <- [a_function, a_called_function, dec]], M, Np*F), - - ?line erlang:trace_pattern({?MODULE,loaded,1}, true, [call_time]), - - ?line Pids = [setup() || _ <- lists:seq(1, F*Np)], - ?line T0 = now(), - ?line Res = execute(Pids, {?MODULE,loaded,[M]}), - ?line T1 = now(), - ?line Time = timer:now_diff(T1,T0), - ?line [Pid ! quit || Pid <- Pids], - - %% logic dictates that each process will get ~ 1/F of the schedulers time - - ?line {call_time,CT} = erlang:trace_info({?MODULE,loaded,1}, call_time), - - ?line lists:foreach(fun (Pid) -> - ?line ok = check_process_time(lists:keysearch(Pid, 1, CT), M, F, Time) - end, Pids), - ok. - -%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -info_test() -> +info(suite) -> + []; +info(doc) -> + ["Tests the trace_info BIF"]; +info(Config) when is_list(Config) -> ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), %% ?line 1 = erlang:trace_pattern({?MODULE,seq,3}, true, [call_time]), @@ -334,7 +185,11 @@ info_test() -> %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -pause_and_restart_test() -> +pause_and_restart(suite) -> + []; +pause_and_restart(doc) -> + ["Tests pausing and restarting call time counters"]; +pause_and_restart(Config) when is_list(Config) -> ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), ?line M = 100, ?line Pid = setup(), @@ -358,9 +213,45 @@ pause_and_restart_test() -> %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -combo_test() -> - ?line Self = self(), +scheduling(suite) -> + []; +scheduling(doc) -> + ["Tests in/out scheduling of call time counters"]; +scheduling(Config) when is_list(Config) -> + ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), + ?line M = 1000000, + ?line Np = erlang:system_info(schedulers_online), + ?line F = 12, + %% setup load processes + %% (single, no internal calls) + + ?line erlang:trace_pattern({?MODULE,loaded,1}, true, [call_time]), + + ?line Pids = [setup() || _ <- lists:seq(1, F*Np)], + ?line T0 = now(), + ?line Res = execute(Pids, {?MODULE,loaded,[M]}), + ?line T1 = now(), + ?line Time = timer:now_diff(T1,T0), + ?line [Pid ! quit || Pid <- Pids], + + %% logic dictates that each process will get ~ 1/F of the schedulers time + + ?line {call_time,CT} = erlang:trace_info({?MODULE,loaded,1}, call_time), + + ?line lists:foreach(fun (Pid) -> + ?line ok = check_process_time(lists:keysearch(Pid, 1, CT), M, F, Time) + end, Pids), + ok. + +%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +combo(suite) -> + []; +combo(doc) -> + ["Tests combining local call trace and meta trace with call time trace"]; +combo(Config) when is_list(Config) -> + ?line Self = self(), ?line MetaMatchSpec = [{'_',[],[{return_trace}]}], ?line Flags = lists:sort([call, return_to]), ?line LocalTracer = spawn_link(fun () -> relay_n(5, Self) end), @@ -424,7 +315,7 @@ combo_test() -> ?CT(Self,{?MODULE,seq_r,[1,3,_,[]]}), ?CT(Self,{?MODULE,seq_r,[2,3,_,[1]]}), ?CT(Self,{?MODULE,seq_r,[3,3,_,[2,1]]}), - ?RT(Self,{?MODULE,combo_test,0})] = Local, + ?RT(Self,{?MODULE,combo,1})] = Local, ?line ok = check_trace_info({?MODULE, seq_r, 3}, [{Self,1,0,0}], 1), ?line ok = check_trace_info({?MODULE, seq_r, 4}, [{Self,3,0,0}], 1), @@ -434,10 +325,100 @@ combo_test() -> ?line erlang:trace(all, false, [all]), ok. +%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +bif(suite) -> + []; +bif(doc) -> + ["Tests tracing of bifs"]; +bif(Config) when is_list(Config) -> + ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), + ?line M = 1000000, + %% + ?line 2 = erlang:trace_pattern({erlang, binary_to_term, '_'}, true, [call_time]), + ?line 2 = erlang:trace_pattern({erlang, term_to_binary, '_'}, true, [call_time]), + ?line Pid = setup(), + ?line {L, T1} = execute(Pid, fun() -> with_bif(M) end), + + ?line ok = check_trace_info({erlang, binary_to_term, 1}, [{Pid, M, 0, 0}], T1/2), + ?line ok = check_trace_info({erlang, term_to_binary, 1}, [{Pid, M, 0, 0}], T1/2), + + %% + ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), + ?line Pid ! quit, + ok. + +%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +nif(suite) -> + []; +nif(doc) -> + ["Tests tracing of nifs"]; +nif(Config) when is_list(Config) -> + load_nif(Config), + ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), + ?line M = 1000000, + %% + ?line 1 = erlang:trace_pattern({?MODULE, nif_dec, '_'}, true, [call_time]), + ?line 1 = erlang:trace_pattern({?MODULE, with_nif, '_'}, true, [call_time]), + ?line Pid = setup(), + ?line {L, T1} = execute(Pid, fun() -> with_nif(M) end), + + % the nif is called M - 1 times, the last time the function with 'with_nif' + % returns ok and does not call the nif. + ?line ok = check_trace_info({?MODULE, nif_dec, 1}, [{Pid, M-1, 0, 0}], T1/2), + ?line ok = check_trace_info({?MODULE, with_nif, 1}, [{Pid, M, 0, 0}], T1/2), + + %% + ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), + ?line Pid ! quit, + ok. + +%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +called_function(suite) -> + []; +called_function(doc) -> + ["Tests combining nested function calls and that the time accumulates to the right function"]; +called_function(Config) when is_list(Config) -> + ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), + ?line M = 2100, + ?line Pid = setup(), + %% + ?line 1 = erlang:trace_pattern({?MODULE,a_function,'_'}, true, [call_time]), + ?line {L, T1} = execute(Pid, {?MODULE, a_function, [M]}), + ?line ok = check_trace_info({?MODULE, a_function, 1}, [{Pid, M, 0, 0}], T1), + + ?line 1 = erlang:trace_pattern({?MODULE,a_called_function,'_'}, true, [call_time]), + ?line {L, T2} = execute(Pid, {?MODULE, a_function, [M]}), + ?line ok = check_trace_info({?MODULE, a_function, 1}, [{Pid, M+M, 0, 0}], T1 + M*?SINGLE_CALL_US_TIME), + ?line ok = check_trace_info({?MODULE, a_called_function, 1}, [{Pid, M, 0, 0}], T2), + + + ?line 1 = erlang:trace_pattern({?MODULE,dec,'_'}, true, [call_time]), + ?line {L, T3} = execute(Pid, {?MODULE, a_function, [M]}), + ?line ok = check_trace_info({?MODULE, a_function, 1}, [{Pid, M+M+M, 0, 0}], T1 + (M+M)*?SINGLE_CALL_US_TIME), + ?line ok = check_trace_info({?MODULE, a_called_function, 1}, [{Pid, M+M, 0, 0}], T2 + M*?SINGLE_CALL_US_TIME ), + ?line ok = check_trace_info({?MODULE, dec, 1}, [{Pid, M, 0, 0}], T3), + + ?line Pid ! quit, + ?line P = erlang:trace_pattern({'_','_','_'}, false, [call_time]), + ok. + +%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%% The Tests +%%% %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% Local helpers + +load_nif(Config) -> + ?line Path = ?config(data_dir, Config), + ?line ok = erlang:load_nif(filename:join(Path,"trace_nif"), 0). + + %% Stack recursive seq seq(Stop, Stop, Succ) when is_function(Succ) -> [Stop]; @@ -450,6 +431,18 @@ a_function(N) when N > 1 -> a_function(a_called_function(N)). a_called_function(N) -> dec(N). +with_bif(1) -> ok; +with_bif(N) -> + with_bif(erlang:binary_to_term(erlang:term_to_binary(N - 1))). + +with_nif(0) -> error; +with_nif(1) -> ok; +with_nif(N) -> + with_nif(?MODULE:nif_dec(N)). + + +nif_dec(N) -> 0. + dec(N) -> loaded(10000), N - 1. diff --git a/erts/emulator/test/trace_call_time_SUITE_data/Makefile.src b/erts/emulator/test/trace_call_time_SUITE_data/Makefile.src new file mode 100644 index 0000000000..2b2a35bd2c --- /dev/null +++ b/erts/emulator/test/trace_call_time_SUITE_data/Makefile.src @@ -0,0 +1,6 @@ + +NIF_LIBS = trace_nif@dll@ + +all: $(NIF_LIBS) + +@SHLIB_RULES@ diff --git a/erts/emulator/test/trace_call_time_SUITE_data/trace_nif.c b/erts/emulator/test/trace_call_time_SUITE_data/trace_nif.c new file mode 100644 index 0000000000..33b346aab7 --- /dev/null +++ b/erts/emulator/test/trace_call_time_SUITE_data/trace_nif.c @@ -0,0 +1,37 @@ +#include "erl_nif.h" + + +static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) +{ + return 0; +} + +static int reload(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) +{ + return 0; +} + +static int upgrade(ErlNifEnv* env, void** priv_data, void** old_priv_data, ERL_NIF_TERM load_info) +{ + return 0; +} + +static void unload(ErlNifEnv* env, void* priv_data) +{ +} + +static ERL_NIF_TERM nif_dec_1(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + int x = 0; + enif_get_uint(env, argv[0], &x); + return enif_make_int(env, x - 1); +} + + + +static ErlNifFunc nif_funcs[] = +{ + {"nif_dec", 1, nif_dec_1} +}; + +ERL_NIF_INIT(trace_call_time_SUITE,nif_funcs,load,reload,upgrade,unload) |