diff options
Diffstat (limited to 'lib/tools')
| -rw-r--r-- | lib/tools/src/lcnt.erl | 36 |
1 files changed, 20 insertions, 16 deletions
diff --git a/lib/tools/src/lcnt.erl b/lib/tools/src/lcnt.erl index 5b125c6f5a..d5ba8aa52f 100644 --- a/lib/tools/src/lcnt.erl +++ b/lib/tools/src/lcnt.erl @@ -356,8 +356,7 @@ handle_call({histogram, Lockname, InOpts}, _From, #state{ duration=Duration, loc {thresholds, [{tries, -1}, {colls, -1}, {time, -1}]}], Opts), Prints = locks2print([L], Duration), print_lock_information(Prints, proplists:get_value(print, Opts1)), - print_full_histogram(SumStats#stats.hist), - io:format("~n") + print_full_histogram(SumStats#stats.hist) end, Combos), {reply, ok, State}; @@ -649,15 +648,19 @@ format_histogram(Tup) when is_tuple(Tup) -> _ -> string_histogram([case V of 0 -> 0; _ -> V/Max end || V <- Vs]) end. -string_histogram([0|Vs]) -> - [$\s|string_histogram(Vs)]; -string_histogram([V|Vs]) when V > 0.66 -> - [$X|string_histogram(Vs)]; -string_histogram([V|Vs]) when V > 0.33 -> - [$x|string_histogram(Vs)]; -string_histogram([_|Vs]) -> - [$.|string_histogram(Vs)]; -string_histogram([]) -> []. +string_histogram(Vs) -> + [$||histogram_values_to_string(Vs,$|)]. + +histogram_values_to_string([0|Vs],End) -> + [$\s|histogram_values_to_string(Vs,End)]; +histogram_values_to_string([V|Vs],End) when V > 0.66 -> + [$X|histogram_values_to_string(Vs,End)]; +histogram_values_to_string([V|Vs],End) when V > 0.33 -> + [$x|histogram_values_to_string(Vs,End)]; +histogram_values_to_string([_|Vs],End) -> + [$.|histogram_values_to_string(Vs,End)]; +histogram_values_to_string([],End) -> + [End]. %% state making @@ -780,7 +783,7 @@ auto_print_width(Locks, Print) -> ({print,print}, Out) -> [print|Out]; ({Str, Len}, Out) -> [erlang:min(erlang:max(length(s(Str))+1,Len),80)|Out] end, [], lists:zip(tuple_to_list(L), tuple_to_list(Max))))) - end, #print{ id = 4, type = 5, entry = 5, name = 6, tries = 8, colls = 13, cr = 16, time = 11, dtr = 14, hist=20 }, + end, #print{ id=4, type=5, entry=5, name=6, tries=8, colls=13, cr=16, time=11, dtr=14, hist=20 }, Locks), % Setup the offsets for later pruning Offsets = [ @@ -822,7 +825,7 @@ print_header(Opts) -> cr = "collisions [%]", time = "time [us]", dtr = "duration [%]", - hist = "histogram" + hist = "histogram [log2(us)]" }, Divider = #print{ name = lists:duplicate(1 + length(Header#print.name), 45), @@ -865,9 +868,9 @@ format_lock(L, [Opt|Opts]) -> {time, W} -> [{space, W, s(L#print.time) } | format_lock(L, Opts)]; duration -> [{space, 20, s(L#print.dtr) } | format_lock(L, Opts)]; {duration, W} -> [{space, W, s(L#print.dtr) } | format_lock(L, Opts)]; - histogram -> [{space, 0, s(L#print.hist) } | format_lock(L, Opts)]; - {histogram, W} -> [{space, W, s(L#print.hist) } | format_lock(L, Opts)]; - _ -> format_lock(L, Opts) + histogram -> [{space, 20, s(L#print.hist) } | format_lock(L, Opts)]; + {histogram, W} -> [{left, W - length(s(L#print.hist)) - 1, s(L#print.hist)} | format_lock(L, Opts)]; + _ -> format_lock(L, Opts) end. print_state_information(#state{locks = Locks} = State) -> @@ -928,6 +931,7 @@ s(T) -> term2string(T). strings(Strings) -> strings(Strings, []). strings([], Out) -> Out; strings([{space, N, S} | Ss], Out) -> strings(Ss, Out ++ term2string(term2string("~~~ws", [N]), [S])); +strings([{left, N, S} | Ss], Out) -> strings(Ss, Out ++ term2string(term2string(" ~~s~~~ws", [N]), [S,""])); strings([{format, Format, S} | Ss], Out) -> strings(Ss, Out ++ term2string(Format, [S])); strings([S|Ss], Out) -> strings(Ss, Out ++ term2string("~ts", [S])). |