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-rw-r--r--lib/runtime_tools/src/erts_alloc_config.erl28
-rw-r--r--lib/runtime_tools/src/msacc.erl3
-rw-r--r--lib/runtime_tools/src/observer_backend.erl6
-rw-r--r--lib/runtime_tools/src/system_information.erl4
4 files changed, 23 insertions, 18 deletions
diff --git a/lib/runtime_tools/src/erts_alloc_config.erl b/lib/runtime_tools/src/erts_alloc_config.erl
index 514530332c..342363d08d 100644
--- a/lib/runtime_tools/src/erts_alloc_config.erl
+++ b/lib/runtime_tools/src/erts_alloc_config.erl
@@ -621,7 +621,7 @@ format_header(FTO) ->
[Y, Mo, D, H, Mi, S]),
fcp(FTO,
"~s was used when generating the configuration.",
- [string:strip(erlang:system_info(system_version), both, $\n)]),
+ [string:trim(erlang:system_info(system_version), both, "$\n")]),
case erlang:system_info(schedulers) of
1 -> ok;
Schdlrs ->
@@ -698,28 +698,32 @@ fc(IODev, Frmt, Args) ->
fc(IODev, lists:flatten(io_lib:format(Frmt, Args))).
fc(IODev, String) ->
- fc_aux(IODev, string:tokens(String, " "), 0).
+ fc_aux(IODev, string:lexemes(String, " "), 0).
fc_aux(_IODev, [], 0) ->
ok;
fc_aux(IODev, [], _Len) ->
format(IODev, "~n");
fc_aux(IODev, [T|Ts], 0) ->
- Len = 2 + length(T),
+ Len = 2 + string:length(T),
format(IODev, "# ~s", [T]),
fc_aux(IODev, Ts, Len);
-fc_aux(IODev, [T|_Ts] = ATs, Len) when (length(T) + Len) >= ?PRINT_WITDH ->
- format(IODev, "~n"),
- fc_aux(IODev, ATs, 0);
-fc_aux(IODev, [T|Ts], Len) ->
- NewLen = Len + 1 + length(T),
- format(IODev, " ~s", [T]),
- fc_aux(IODev, Ts, NewLen).
+fc_aux(IODev, [T|Ts] = ATs, Len) ->
+ TLength = string:length(T),
+ case (TLength + Len) >= ?PRINT_WITDH of
+ true ->
+ format(IODev, "~n"),
+ fc_aux(IODev, ATs, 0);
+ false ->
+ NewLen = Len + 1 + TLength,
+ format(IODev, " ~s", [T]),
+ fc_aux(IODev, Ts, NewLen)
+ end.
%% fcl: format comment line
fcl(FTO) ->
EndStr = "# ",
- Precision = length(EndStr),
+ Precision = string:length(EndStr),
FieldWidth = -1*(?PRINT_WITDH),
format(FTO, "~*.*.*s~n", [FieldWidth, Precision, $-, EndStr]).
@@ -727,6 +731,6 @@ fcl(FTO, A) when is_atom(A) ->
fcl(FTO, atom_to_list(A));
fcl(FTO, Str) when is_list(Str) ->
Str2 = "# --- " ++ Str ++ " ",
- Precision = length(Str2),
+ Precision = string:length(Str2),
FieldWidth = -1*(?PRINT_WITDH),
format(FTO, "~*.*.*s~n", [FieldWidth, Precision, $-, Str2]).
diff --git a/lib/runtime_tools/src/msacc.erl b/lib/runtime_tools/src/msacc.erl
index 0d9b2690e5..37887cee72 100644
--- a/lib/runtime_tools/src/msacc.erl
+++ b/lib/runtime_tools/src/msacc.erl
@@ -46,7 +46,8 @@
system := float()}}.
--type msacc_type() :: scheduler | aux | async.
+-type msacc_type() :: aux | async | dirty_cpu_scheduler
+ | dirty_io_scheduler | poll | scheduler.
-type msacc_id() :: non_neg_integer().
-type msacc_state() :: alloc | aux | bif | busy_wait | check_io |
emulator | ets | gc | gc_fullsweep | nif |
diff --git a/lib/runtime_tools/src/observer_backend.erl b/lib/runtime_tools/src/observer_backend.erl
index 1b075a507d..a1edde8516 100644
--- a/lib/runtime_tools/src/observer_backend.erl
+++ b/lib/runtime_tools/src/observer_backend.erl
@@ -293,7 +293,7 @@ fetch_stats_loop(Parent, Time) ->
erlang:system_flag(scheduler_wall_time, true),
receive
_Msg ->
- %% erlang:system_flag(scheduler_wall_time, false)
+ erlang:system_flag(scheduler_wall_time, false),
ok
after Time ->
_M = Parent ! {stats, 1,
@@ -340,7 +340,6 @@ etop_collect(Collector) ->
case SchedulerWallTime of
undefined ->
- erlang:system_flag(scheduler_wall_time,true),
spawn(fun() -> flag_holder_proc(Collector) end),
ok;
_ ->
@@ -348,10 +347,11 @@ etop_collect(Collector) ->
end.
flag_holder_proc(Collector) ->
+ erlang:system_flag(scheduler_wall_time,true),
Ref = erlang:monitor(process,Collector),
receive
{'DOWN',Ref,_,_,_} ->
- %% erlang:system_flag(scheduler_wall_time,false)
+ erlang:system_flag(scheduler_wall_time,false),
ok
end.
diff --git a/lib/runtime_tools/src/system_information.erl b/lib/runtime_tools/src/system_information.erl
index 6a9f3ff58a..119d7cc3d4 100644
--- a/lib/runtime_tools/src/system_information.erl
+++ b/lib/runtime_tools/src/system_information.erl
@@ -674,12 +674,12 @@ vsnstr2vsn(VsnStr) ->
list_to_tuple(lists:map(fun (Part) ->
list_to_integer(Part)
end,
- string:tokens(VsnStr, "."))).
+ string:lexemes(VsnStr, "."))).
rtdepstrs2rtdeps([]) ->
[];
rtdepstrs2rtdeps([RTDep | RTDeps]) ->
- [AppStr, VsnStr] = string:tokens(RTDep, "-"),
+ [AppStr, VsnStr] = string:lexemes(RTDep, "-"),
[{list_to_atom(AppStr), vsnstr2vsn(VsnStr)} | rtdepstrs2rtdeps(RTDeps)].
build_app_table([], AppTab) ->