File 0838-erts-reduce-console-output-for-Common-Test... of Package erlang

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File 0838-erts-reduce-console-output-for-Common-Test.patch of Package erlang (Revision b4f72044e1af8cfe32130ab849a401a1)

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From 3a55d118ace7f6ff63dbd8c610a56ab565e0a220 Mon Sep 17 00:00:00 2001
From: Maxim Fedorov <maximfca@gmail.com>
Date: Wed, 15 Dec 2021 15:52:08 -0800
Subject: [PATCH 1/2] [erts] reduce console output for Common Test

Some test cases produce 20+ Mb of debug output which does
not help to figure out a problem. This change suppresses
logs, leaving a chance to remove suppression for local runs.
---
 erts/emulator/sys/common/erl_check_io.c  |  7 ++++-
 erts/emulator/test/busy_port_SUITE.erl   | 10 +++----
 erts/emulator/test/driver_SUITE.erl      | 23 +++++++---------
 erts/emulator/test/port_SUITE.erl        |  4 +--
 erts/emulator/test/process_SUITE.erl     | 25 +++++++++--------
 erts/emulator/test/trace_local_SUITE.erl | 34 ++++++++++++++++--------
 6 files changed, 59 insertions(+), 44 deletions(-)

diff --git a/erts/emulator/sys/common/erl_check_io.c b/erts/emulator/sys/common/erl_check_io.c
index 5c1f755c45..e5aa36251d 100644
--- a/erts/emulator/sys/common/erl_check_io.c
+++ b/erts/emulator/sys/common/erl_check_io.c
@@ -2955,7 +2955,12 @@ erts_check_io_debug(ErtsCheckIoDebugInfo *ciodip)
     erts_dsprintf(dsbufp, "internal fds=%d\n", counters.internal_fds);
 #endif
     erts_dsprintf(dsbufp, "---------------------------------------------------------\n");
-    erts_send_error_to_logger_nogl(dsbufp);
+    if (counters.num_errors > 0)
+        erts_send_error_to_logger_nogl(dsbufp);
+    else {
+        erts_free(ERTS_ALC_T_LOGGER_DSBUF, (void *) dsbufp->str);
+        erts_free(ERTS_ALC_T_LOGGER_DSBUF, (void *) dsbufp);
+    }
 #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
     erts_free(ERTS_ALC_T_TMP, (void *) counters.epep);
 #endif
diff --git a/erts/emulator/test/busy_port_SUITE.erl b/erts/emulator/test/busy_port_SUITE.erl
index a90a2d13c7..c1f576276f 100644
--- a/erts/emulator/test/busy_port_SUITE.erl
+++ b/erts/emulator/test/busy_port_SUITE.erl
@@ -255,7 +255,7 @@ no_trap_exit(Config) when is_list(Config) ->
     Pid = fun_spawn(fun no_trap_exit_process/3, [self(), linked, Config]),
     receive
         {Pid, port_created, Port} ->
-            io:format("Process ~w created port ~w", [Pid, Port]),
+            ct:log("Process ~w created port ~w", [Pid, Port]),
             exit(Port, die);
         Other1 ->
             ct:fail({unexpected_message, Other1})
@@ -278,7 +278,7 @@ no_trap_exit_unlinked(Config) when is_list(Config) ->
                     [self(), unlink, Config]),
     receive
         {Pid, port_created, Port} ->
-            io:format("Process ~w created port ~w", [Pid, Port]),
+            ct:log("Process ~w created port ~w", [Pid, Port]),
             exit(Port, die);
         Other1 ->
             ct:fail({unexpected_message, Other1})
@@ -320,7 +320,7 @@ trap_exit(Config) when is_list(Config) ->
     Pid = fun_spawn(fun busy_port_exit_process/2, [self(), Config]),
     receive
 	      {Pid, port_created, Port} ->
-		  io:format("Process ~w created port ~w", [Pid, Port]),
+                  ct:log("Process ~w created port ~w", [Pid, Port]),
 		  unlink(Pid),
 		  {status, suspended} = process_info(Pid, status),
 		  exit(Port, die);
@@ -755,7 +755,7 @@ run_command(_M,spawn,{Args,Opts}) ->
 run_command(M,spawn,Args) ->
     run_command(M,spawn,{Args,[]});
 run_command(Mod,Func,Args) ->
-    erlang:display({{Mod,Func,Args}, erlang:system_time(microsecond)}),
+    %% erlang:display({{Mod,Func,Args}, erlang:system_time(microsecond)}),
     apply(Mod,Func,Args).
 
 validate_scenario(Data,[{print,Var}|T]) ->
@@ -869,7 +869,7 @@ chk_not_value(_, _) ->
 wait_for([]) ->
     ok;
 wait_for(Pids) ->
-    io:format("Waiting for ~p", [Pids]),
+    ct:log("Waiting for ~p", [Pids]),
     receive
 	{'EXIT', Pid, normal} ->
 	    wait_for(lists:delete(Pid, Pids));
diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl
index 4e97b77db9..4fb177a116 100644
--- a/erts/emulator/test/driver_SUITE.erl
+++ b/erts/emulator/test/driver_SUITE.erl
@@ -211,12 +211,10 @@ init_per_testcase(Case, Config) when is_atom(Case), is_list(Config) ->
                        end,
                        erts_debug:get_internal_state(check_io_debug)
                end),
-    erlang:display({init_per_testcase, Case}),
     0 = element(1, CIOD),
     [{testcase, Case}|Config].
 
-end_per_testcase(Case, Config) ->
-    erlang:display({end_per_testcase, Case}),
+end_per_testcase(_Case, Config) ->
     try rpc(Config, fun() ->
                             get_stable_check_io_info(),
                             erts_debug:get_internal_state(check_io_debug)
@@ -1016,12 +1014,11 @@ chkio_test({erts_poll_info, Before},
             chk_chkio_port(Port),
             Fun(),
             During = get_check_io_total(erlang:system_info(check_io)),
-            erlang:display(During),
 
             [0 = element(1, erts_debug:get_internal_state(check_io_debug)) ||
                 %% The pollset is not stable when running the fallback testcase
                 Test /= ?CHKIO_USE_FALLBACK_POLLSET],
-            io:format("During test: ~p~n", [During]),
+            ct:log("During test: ~p~n", [During]),
             chk_chkio_port(Port),
             case erlang:port_control(Port, ?CHKIO_STOP, "") of
                 Res when is_list(Res) ->
@@ -2085,12 +2082,12 @@ async_blast(Config) when is_list(Config) ->
                   end, Ps),
     End = os:timestamp(),
     MemAfter = driver_alloc_size(),
-    io:format("MemBefore=~p, MemMid=~p, MemAfter=~p~n",
+    ct:log("MemBefore=~p, MemMid=~p, MemAfter=~p~n",
               [MemBefore, MemMid, MemAfter]),
     AsyncBlastTime = timer:now_diff(End,Start)/1000000,
-    io:format("AsyncBlastTime=~p~n", [AsyncBlastTime]),
+    ct:log("AsyncBlastTime=~p~n", [AsyncBlastTime]),
     MemBefore = MemAfter,
-    erlang:display({async_blast_time, AsyncBlastTime}),
+    ct:log({async_blast_time, AsyncBlastTime}),
     ok.
 
 thr_msg_blast_receiver(_Port, N, N) ->
@@ -2141,13 +2138,12 @@ thr_msg_blast(Config) when is_list(Config) ->
             ok
     end,
     MemAfter = driver_alloc_size(),
-    io:format("MemBefore=~p, MemAfter=~p~n",
+    ct:log("MemBefore=~p, MemAfter=~p~n",
               [MemBefore, MemAfter]),
     ThrMsgBlastTime = timer:now_diff(End,Start)/1000000,
-    io:format("ThrMsgBlastTime=~p~n", [ThrMsgBlastTime]),
+    ct:log("ThrMsgBlastTime=~p~n", [ThrMsgBlastTime]),
     MemBefore = MemAfter,
     Res = {thr_msg_blast_time, ThrMsgBlastTime},
-    erlang:display(Res),
     Res.
 
 -define(IN_RANGE(LoW_, VaLuE_, HiGh_),
@@ -2408,8 +2404,7 @@ count_pp_sched_stop(Ps) ->
     PNs = lists:map(fun (P) -> {P, 0} end, Ps),
     receive {trace_delivered, all, Td} -> ok end,
     Res = count_proc_sched(Ps, PNs),
-    io:format("Scheduling counts: ~p~n", [Res]),
-    erlang:display({scheduling_counts, Res}),
+    ct:log("Scheduling counts: ~p~n", [Res]),
     Res.
 
 do_inc_pn(_P, []) ->
diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl
index a34e0147d4..8aae70494b 100644
--- a/erts/emulator/test/port_SUITE.erl
+++ b/erts/emulator/test/port_SUITE.erl
@@ -772,7 +772,7 @@ iter_max_ports_test(Config) ->
     L = rpc:call(Node,?MODULE,do_iter_max_ports,[Iters, Command]),
     test_server:stop_node(Node),
 
-    io:format("Result: ~p",[L]),
+    ct:log("Result: ~p",[L]),
     all_equal(L),
     all_equal(L),
     {comment, "Max ports: " ++ integer_to_list(hd(L))}.
@@ -2256,7 +2256,7 @@ port_expect(Config, Actions, HSize, CmdLine, Options0) ->
         _ -> {packet, HSize}
     end,
     Options = [PortType|Options0],
-    io:format("open_port({spawn, ~p}, ~p)", [Cmd, Options]),
+    ct:log("open_port({spawn, ~p}, ~p)", [Cmd, Options]),
     Port = open_port({spawn, Cmd}, Options),
     port_expect(Port, Actions, Options),
     Port.
diff --git a/erts/emulator/test/process_SUITE.erl b/erts/emulator/test/process_SUITE.erl
index 1c3da584ef..354e4e054d 100644
--- a/erts/emulator/test/process_SUITE.erl
+++ b/erts/emulator/test/process_SUITE.erl
@@ -328,7 +328,19 @@ trap_exit_badarg(Config) when is_list(Config) ->
     ct:timetrap({seconds, 10}),
     start_spawner(),
     process_flag(trap_exit, true),
-    test_server:do_times(10, fun trap_exit_badarg/0),
+    try
+        %% suppress  =ERROR REPORT=== emulator messages
+        ok = logger:add_primary_filter(suppress_log_spam, {
+            fun(#{meta := #{error_logger := #{emulator := true, tag := error}}}, _Report) ->
+                stop;
+            (_Meta, _Report) ->
+                ignore
+            end, ok}),
+        test_server:do_times(10, fun trap_exit_badarg/0),
+        ct:sleep(500) %% flush logging
+    after
+        ok = logger:remove_primary_filter(suppress_log_spam)
+    end,
     stop_spawner(),
     ok.
 
@@ -2847,15 +2847,12 @@ spawn_request_monitor_demonitor(Config)
     spawn_request(Node, BlockFun, [{priority,max}, link]),
     receive after 100 -> ok end,
 
-    erlang:display(spawning),
     erlang:yield(),
     R = spawn_request(Node, timer, sleep, [10000], [monitor]),
     %% Should not be possible to demonitor
     %% before operation has succeeded...
-    erlang:display(premature_demonitor),
     {monitors, []} = process_info(self(), monitors),
     false = erlang:demonitor(R, [info]), %% Should be ignored by VM...
-    erlang:display(wait_success),
     receive
         {spawn_reply, R, ok, P} ->
             erlang:display(demonitor),
@@ -2864,7 +2861,6 @@ spawn_request_monitor_demonitor(Config)
             {monitors, []} = process_info(self(), monitors),
             exit(P, kill)
     end,
-    erlang:display(done),
     stop_node(Node),
     ok.
 
@@ -2963,7 +2971,6 @@ spawn_request_link_parent_exit_test(Node) ->
               true -> " \'kaboom\'"
            end
         ++ " exits!",
-    erlang:display(Comment),
     Comment.
 
 spawn_request_link_parent_exit_nodedown(Config) when is_list(Config) ->
@@ -3079,7 +3084,6 @@ spawn_request_abandon_bif(Config) when is_list(Config) ->
     C = "Got " ++ integer_to_list(NoA1) ++ " and "
         ++ integer_to_list(NoA2) ++ " abandoneds of 2*"
         ++ integer_to_list(TotOps) ++ " ops!",
-    erlang:display(C),
     true = NoA1 /= 0,
     true = NoA1 /= TotOps,
     true = NoA2 /= 0,
diff --git a/erts/emulator/test/trace_local_SUITE.erl b/erts/emulator/test/trace_local_SUITE.erl
index 8cf8c81b7a..e64c15c4ef 100644
--- a/erts/emulator/test/trace_local_SUITE.erl
+++ b/erts/emulator/test/trace_local_SUITE.erl
@@ -744,15 +744,27 @@ exception_test(Opts) ->
             shutdown();
         true ->
             Exceptions = exceptions(),
-            lists:foreach(
-              fun ({Func,Args}) ->
-                      exception_test_setup(
-                        [procs|ProcFlags],
-                        PatFlags),
-                      exception_test(Opts, Func, Args),
-                      shutdown()
-              end,
-              Exceptions)
+            try
+                %% suppress  =ERROR REPORT=== emulator messages
+                ok = logger:add_primary_filter(suppress_log_spam, {
+                    fun(#{meta := #{error_logger := #{emulator := true, tag := error}}}, _) ->
+                        stop;
+                    (_Meta, _Msg) ->
+                        ignore
+                    end, ok}),
+                lists:foreach(
+                  fun ({Func,Args}) ->
+                          exception_test_setup(
+                            [procs|ProcFlags],
+                            PatFlags),
+                          exception_test(Opts, Func, Args),
+                          shutdown()
+                  end,
+                  Exceptions)
+            after
+                %% remove the suppression for ERROR REPORTS
+                ok = logger:remove_primary_filter(suppress_log_spam)
+            end
     end,
     ok.
 
@@ -778,7 +790,7 @@ exceptions() ->
 
 exception_test_setup(ProcFlags, PatFlags) ->
     Pid = setup(ProcFlags),
-    io:format("=== exception_test_setup(~p, ~p): ~p~n", 
+    ct:log("=== exception_test_setup(~p, ~p): ~p~n",
               [ProcFlags,PatFlags,Pid]),
     Mprog = [{'_',[],[{exception_trace}]}],
     erlang:trace_pattern({?MODULE,'_','_'}, Mprog, PatFlags),
@@ -792,7 +804,7 @@ exception_test_setup(ProcFlags, PatFlags) ->
 -record(exc_opts, {nocatch=false, meta=false}).
 
 exception_test(Opts, Func0, Args0) ->
-    io:format("=== exception_test(~p, ~p, ~p)~n", 
+    ct:log("=== exception_test(~p, ~p, ~p)~n",
               [Opts,Func0,abbr(Args0)]),
     Apply = proplists:get_bool(apply, Opts),
     Function = proplists:get_bool(function, Opts),
-- 
2.31.1

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File 0838-erts-reduce-console-output-for-Common-Test.patch of Package erlang (Revision b4f72044e1af8cfe32130ab849a401a1)

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