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authorRaimo Niskanen <[email protected]>2019-01-24 11:01:28 +0100
committerRaimo Niskanen <[email protected]>2019-02-13 14:03:16 +0100
commit67b92136d8d673a5e552af24fc185cdb51fad621 (patch)
tree4fd163c86856bce5fc5164b02167f88f0b36c1e3
parent8e83ba4791073274d58891c5ea0da53df1bd1cdb (diff)
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Add server GC info to bench results
-rw-r--r--lib/ssl/test/ssl_dist_bench_SUITE.erl63
1 files changed, 42 insertions, 21 deletions
diff --git a/lib/ssl/test/ssl_dist_bench_SUITE.erl b/lib/ssl/test/ssl_dist_bench_SUITE.erl
index 7409b69639..618ad0789e 100644
--- a/lib/ssl/test/ssl_dist_bench_SUITE.erl
+++ b/lib/ssl/test/ssl_dist_bench_SUITE.erl
@@ -1,7 +1,7 @@
%%%-------------------------------------------------------------------
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2017-2018. All Rights Reserved.
+%% Copyright Ericsson AB 2017-2019. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -42,7 +42,7 @@
throughput_1048576/1]).
%% Debug
--export([payload/1]).
+-export([payload/1, roundtrip_runner/3, setup_runner/3, throughput_runner/4]).
%%%-------------------------------------------------------------------
@@ -407,17 +407,19 @@ throughput(A, B, Prefix, HA, HB, Packets, Size) ->
[] = ssl_apply(HA, erlang, nodes, []),
[] = ssl_apply(HB, erlang, nodes, []),
#{time := Time,
- dist_stats := DistStats,
+ client_dist_stats := ClientDistStats,
client_msacc_stats := ClientMsaccStats,
client_prof := ClientProf,
server_msacc_stats := ServerMsaccStats,
- server_prof := ServerProf} =
+ server_prof := ServerProf,
+ server_gc_before := Server_GC_Before,
+ server_gc_after := Server_GC_After} =
ssl_apply(HA, fun () -> throughput_runner(A, B, Packets, Size) end),
[B] = ssl_apply(HA, erlang, nodes, []),
[A] = ssl_apply(HB, erlang, nodes, []),
ClientMsaccStats =:= undefined orelse
msacc:print(ClientMsaccStats),
- io:format("DistStats: ~p~n", [DistStats]),
+ io:format("ClientDistStats: ~p~n", [ClientDistStats]),
Overhead =
50 % Distribution protocol headers (empirical) (TLS+=54)
+ byte_size(erlang:term_to_binary([0|<<>>])), % Benchmark overhead
@@ -436,6 +438,8 @@ throughput(A, B, Prefix, HA, HB, Packets, Size) ->
end,
io:format("******* ClientProf:~n", []), prof_print(ClientProf),
io:format("******* ServerProf:~n", []), prof_print(ServerProf),
+ io:format("******* Server GC Before:~n~p~n", [Server_GC_Before]),
+ io:format("******* Server GC After:~n~p~n", [Server_GC_After]),
Speed = round((Bytes * 1000000) / (1024 * Time)),
report(Prefix++" Throughput_"++integer_to_list(Size), Speed, "kB/s").
@@ -457,10 +461,10 @@ throughput_runner(A, B, Rounds, Size) ->
ok
end,
prof_start(),
- {Time,ServerMsaccStats,ServerProf} =
+ #{time := Time} = Result =
throughput_client(ServerPid, ServerMon, Payload, Rounds),
prof_stop(),
- ClientMsaccStats =
+ MsaccStats =
case msacc:available() of
true ->
MStats = msacc:stats(),
@@ -469,15 +473,13 @@ throughput_runner(A, B, Rounds, Size) ->
false ->
undefined
end,
- ClientProf = prof_end(),
+ Prof = prof_end(),
[{_Node,Socket}] = dig_dist_node_sockets(),
DistStats = inet:getstat(Socket),
- #{time => microseconds(Time),
- dist_stats => DistStats,
- client_msacc_stats => ClientMsaccStats,
- client_prof => ClientProf,
- server_msacc_stats => ServerMsaccStats,
- server_prof => ServerProf}.
+ Result#{time := microseconds(Time),
+ client_dist_stats => DistStats,
+ client_msacc_stats => MsaccStats,
+ client_prof => Prof}.
dig_dist_node_sockets() ->
[case DistCtrl of
@@ -500,6 +502,9 @@ dig_dist_node_sockets() ->
throughput_server(Pid, N) ->
+ GC_Before = get_server_gc_info(),
+ %% dbg:tracer(port, dbg:trace_port(file, "throughput_server_gc.log")),
+ %% dbg:p(TLSDistReceiver, garbage_collection),
msacc:available() andalso
begin
msacc:stop(),
@@ -508,9 +513,9 @@ throughput_server(Pid, N) ->
ok
end,
prof_start(),
- throughput_server_loop(Pid, N).
+ throughput_server_loop(Pid, GC_Before, N).
-throughput_server_loop(_Pid, 0) ->
+throughput_server_loop(_Pid, GC_Before, 0) ->
prof_stop(),
MsaccStats =
case msacc:available() of
@@ -523,11 +528,26 @@ throughput_server_loop(_Pid, 0) ->
undefined
end,
Prof = prof_end(),
- exit({ok,MsaccStats,Prof});
-throughput_server_loop(Pid, N) ->
+ %% dbg:flush_trace_port(),
+ exit(#{server_msacc_stats => MsaccStats,
+ server_prof => Prof,
+ server_gc_before => GC_Before,
+ server_gc_after => get_server_gc_info()});
+throughput_server_loop(Pid, GC_Before, N) ->
receive
{Pid, N, _} ->
- throughput_server_loop(Pid, N-1)
+ throughput_server_loop(Pid, GC_Before, N-1)
+ end.
+
+get_server_gc_info() ->
+ case whereis(ssl_connection_sup_dist) of
+ undefined ->
+ undefined;
+ SupPid ->
+ [{_Id,TLSDistReceiver,_Type,_Modules}|_] =
+ supervisor:which_children(SupPid),
+ erlang:process_info(
+ TLSDistReceiver, [garbage_collection,garbage_collection_info])
end.
throughput_client(Pid, Mon, Payload, N) ->
@@ -535,8 +555,8 @@ throughput_client(Pid, Mon, Payload, N) ->
throughput_client_loop(_Pid, Mon, _Payload, 0, StartTime) ->
receive
- {'DOWN', Mon, _, _, {ok,MsaccStats,Prof}} ->
- {elapsed_time(StartTime),MsaccStats,Prof};
+ {'DOWN', Mon, _, _, #{} = Result} ->
+ Result#{time => elapsed_time(StartTime)};
{'DOWN', Mon, _, _, Other} ->
exit(Other)
end;
@@ -554,6 +574,7 @@ prof_start() ->
ok.
-elif(?prof =:= eprof).
prof_start() ->
+ catch eprof:stop(),
{ok,_} = eprof:start(),
profiling = eprof:start_profiling(processes()),
ok.