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-rw-r--r--lib/tools/src/eprof.erl47
1 files changed, 25 insertions, 22 deletions
diff --git a/lib/tools/src/eprof.erl b/lib/tools/src/eprof.erl
index bfbbefb473..0357e46a50 100644
--- a/lib/tools/src/eprof.erl
+++ b/lib/tools/src/eprof.erl
@@ -3,16 +3,17 @@
%%
%% Copyright Ericsson AB 1996-2013. All Rights Reserved.
%%
-%% The contents of this file are subject to the Erlang Public License,
-%% Version 1.1, (the "License"); you may not use this file except in
-%% compliance with the License. You should have received a copy of the
-%% Erlang Public License along with this software. If not, it can be
-%% retrieved online at http://www.erlang.org/.
+%% 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
%%
-%% Software distributed under the License is distributed on an "AS IS"
-%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-%% the License for the specific language governing rights and limitations
-%% under the License.
+%% 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%
%%
@@ -187,7 +188,7 @@ handle_call({profile_start, Rootset, Pattern, {M,F,A}, Opts}, From, #state{fd =
case set_process_trace(true, [Pid|Rootset], Topts) of
true ->
ok = set_pattern_trace(true, Pattern),
- T0 = now(),
+ T0 = erlang:timestamp(),
ok = execute_profiling(Pid),
{noreply, #state{
profiling = true,
@@ -211,7 +212,7 @@ handle_call({profile_start, Rootset, Pattern, undefined, Opts}, From, #state{ fd
case set_process_trace(true, Rootset, Topts) of
true ->
- T0 = now(),
+ T0 = erlang:timestamp(),
ok = set_pattern_trace(true, Pattern),
{reply, profiling, #state{
profiling = true,
@@ -485,20 +486,22 @@ string_bp_mfa([{Mfa, {Count, Time}}|Mfas], Tus, {MfaW, CountW, PercW, TimeW, TpC
erlang:max(TpCW, length(Stpc))
}, [[Smfa, Scount, Sperc, Stime, Stpc] | Strings]).
-print_bp_mfa(Mfas, {_Tn, Tus}, Fd, Opts) ->
+print_bp_mfa(Mfas, {Tn, Tus}, Fd, Opts) ->
Fmfas = filter_mfa(sort_mfa(Mfas, proplists:get_value(sort, Opts)), proplists:get_value(filter, Opts)),
{{MfaW, CountW, PercW, TimeW, TpCW}, Strs} = string_bp_mfa(Fmfas, Tus),
- Ws = {
- erlang:max(length("FUNCTION"), MfaW),
- erlang:max(length("CALLS"), CountW),
- erlang:max(length(" %"), PercW),
- erlang:max(length("TIME"), TimeW),
- erlang:max(length("uS / CALLS"), TpCW)
- },
- format(Fd, Ws, ["FUNCTION", "CALLS", " %", "TIME", "uS / CALLS"]),
- format(Fd, Ws, ["--------", "-----", "---", "----", "----------"]),
-
+ TnStr = s(Tn),
+ TusStr = s(Tus),
+ TuspcStr = s("~.2f", [divide(Tus,Tn)]),
+ Ws = {erlang:max(length("FUNCTION"), MfaW),
+ lists:max([length("CALLS"), CountW, length(TnStr)]),
+ erlang:max(length(" %"), PercW),
+ lists:max([length("TIME"), TimeW, length(TusStr)]),
+ lists:max([length("uS / CALLS"), TpCW, length(TuspcStr)])},
+ format(Fd, Ws, ["FUNCTION", "CALLS", " %", "TIME", "uS / CALLS"]),
+ format(Fd, Ws, ["--------", "-----", "-------", "----", "----------"]),
lists:foreach(fun (String) -> format(Fd, Ws, String) end, Strs),
+ format(Fd, Ws, [lists:duplicate(N,$-)||N <- tuple_to_list(Ws)]),
+ format(Fd, Ws, ["Total:", TnStr, "100.00%", TusStr, TuspcStr]),
ok.
s({M,F,A}) -> s("~w:~w/~w",[M,F,A]);