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| author | Björn-Egil Dahlberg <[email protected]> | 2010-05-20 11:54:54 +0200 |
|---|---|---|
| committer | Björn-Egil Dahlberg <[email protected]> | 2010-06-09 14:26:05 +0200 |
| commit | 1123a641f8a8c397aa90cac5ffb3c0ec53505735 (patch) | |
| tree | b8e0cafe48648051b4c656f45f0db8ab0968d3da | |
| parent | 093903fd61089f7207453236c177d8ca9f3cfdad (diff) | |
| download | otp-1123a641f8a8c397aa90cac5ffb3c0ec53505735.tar.gz otp-1123a641f8a8c397aa90cac5ffb3c0ec53505735.tar.bz2 otp-1123a641f8a8c397aa90cac5ffb3c0ec53505735.zip | |
Add start timestamp to eprof profiling
| -rw-r--r-- | lib/tools/src/eprof.erl | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/lib/tools/src/eprof.erl b/lib/tools/src/eprof.erl index e14574fd59..b70b020550 100644 --- a/lib/tools/src/eprof.erl +++ b/lib/tools/src/eprof.erl @@ -50,6 +50,7 @@ profiling = false, pattern = {'_','_','_'}, rootset = [], + start_ts = undefined, reply = undefined, bpd = #bpd{} }). @@ -137,7 +138,7 @@ print_bp_mfa(Mfas, {_Tn, Tus}, Opts) -> ({_, {Count, Time}}) when Count =:= 0; Time < 1 -> ok; ({Mfa, {Count, Time}}) -> - print([s(Mfa), s(Time), s(Count), s("~.2f", [100*(Time/Tus)]), s("~.2f", [Time/Count])]), + print([s(Mfa), s(Count), s("~.2f", [100*(Time/Tus)]), s(Time), s("~.2f", [Time/Count])]), ok end, filter_mfa(sort_mfa(Mfas, proplists:get_value(sort, Opts)), proplists:get_value(thresholds, Opts))), ok. @@ -175,10 +176,12 @@ handle_call({profile, Rootset, Pattern, M,F,A}, From, S) -> case set_process_trace(true, [Pid|Rootset]) of true -> set_pattern_trace(true, Pattern), + T0 = now(), execute_profiling(Pid), {noreply, #state{ profiling = true, rootset = [Pid|Rootset], + start_ts = T0, reply = From, pattern = Pattern }}; @@ -227,11 +230,7 @@ handle_call(stop_profiling, _From, #state{ profiling = true } = S) -> }}; handle_call(stop, _FromTag, S) -> - {stop, normal, stopped, S}; - -handle_call(Command, _From, State)-> - io:format("handle_call: ~p~nstate: ~p~n", [Command,State]), - {reply, Command, State}. + {stop, normal, stopped, S}. %% -------------------------------------------------------------------- %% %% @@ -316,9 +315,9 @@ code_change(_OldVsn, State, _Extra) -> %% -------------------------------------------------------------------- %% setup_profiling(M,F,A) -> - spawn_link(fun() -> sprint_profile(M,F,A) end). + spawn_link(fun() -> spin_profile(M,F,A) end). -sprint_profile(M, F, A) -> +spin_profile(M, F, A) -> receive {Pid, execute} -> Pid ! {self(), {answer, erlang:apply(M,F,A)}} |