diff options
Diffstat (limited to 'erts/emulator/test/distribution_SUITE.erl')
-rw-r--r-- | erts/emulator/test/distribution_SUITE.erl | 102 |
1 files changed, 59 insertions, 43 deletions
diff --git a/erts/emulator/test/distribution_SUITE.erl b/erts/emulator/test/distribution_SUITE.erl index b6f05efac2..7885d35d9d 100644 --- a/erts/emulator/test/distribution_SUITE.erl +++ b/erts/emulator/test/distribution_SUITE.erl @@ -19,7 +19,6 @@ %% -module(distribution_SUITE). --compile(r16). -define(VERSION_MAGIC, 131). @@ -40,6 +39,7 @@ -export([all/0, suite/0, groups/0, init_per_suite/1, end_per_suite/1, + init_per_group/2, end_per_group/2, ping/1, bulk_send_small/1, group_leader/1, optimistic_dflags/1, @@ -54,7 +54,6 @@ dist_parallel_send/1, atom_roundtrip/1, unicode_atom_roundtrip/1, - atom_roundtrip_r16b/1, contended_atom_cache_entry/1, contended_unicode_atom_cache_entry/1, bad_dist_structure/1, @@ -77,7 +76,7 @@ optimistic_dflags_echo/0, optimistic_dflags_sender/1, roundtrip/1, bounce/1, do_dist_auto_connect/1, inet_rpc_server/1, dist_parallel_sender/3, dist_parallel_receiver/0, - dist_evil_parallel_receiver/0]). + dist_evil_parallel_receiver/0, make_busy/2]). %% epmd_module exports -export([start_link/0, register_node/2, register_node/3, port_please/2, address_please/3]). @@ -86,22 +85,6 @@ suite() -> [{ct_hooks,[ts_install_cth]}, {timetrap, {minutes, 4}}]. -init_per_suite(Config) -> - A0 = case application:start(sasl) of - ok -> [sasl]; - _ -> [] - end, - A = case application:start(os_mon) of - ok -> [os_mon|A0]; - _ -> A0 - end, - [{started_apps, A}|Config]. - -end_per_suite(Config) -> - As = proplists:get_value(started_apps, Config), - lists:foreach(fun (A) -> application:stop(A) end, As), - Config. - all() -> [ping, {group, bulk_send}, {group, local_send}, group_leader, @@ -111,7 +94,6 @@ all() -> ref_port_roundtrip, nil_roundtrip, stop_dist, {group, trap_bif}, {group, dist_auto_connect}, dist_parallel_send, atom_roundtrip, unicode_atom_roundtrip, - atom_roundtrip_r16b, contended_atom_cache_entry, contended_unicode_atom_cache_entry, {group, message_latency}, {group, bad_dist}, {group, bad_dist_ext}, @@ -137,6 +119,28 @@ groups() -> message_latency_large_exit2]} ]. +init_per_suite(Config) -> + {ok, Apps} = application:ensure_all_started(os_mon), + [{started_apps, Apps} | Config]. + +end_per_suite(Config) -> + Apps = proplists:get_value(started_apps, Config), + [application:stop(App) || App <- lists:reverse(Apps)], + Config. + +init_per_group(message_latency, Config) -> + Free = free_memory(), + if Free < 2048 -> + {skip, "Not enough memory"}; + true -> + Config + end; +init_per_group(_, Config) -> + Config. + +end_per_group(_, Config) -> + Config. + %% Tests pinging a node in different ways. ping(Config) when is_list(Config) -> Times = 1024, @@ -1152,23 +1156,6 @@ atom_roundtrip(Config) when is_list(Config) -> stop_node(Node), ok. -atom_roundtrip_r16b(Config) when is_list(Config) -> - case test_server:is_release_available("r16b") of - true -> - ct:timetrap({minutes, 6}), - AtomData = unicode_atom_data(), - verify_atom_data(AtomData), - case start_node(Config, [], "r16b") of - {ok, Node} -> - do_atom_roundtrip(Node, AtomData), - stop_node(Node); - {error, timeout} -> - {skip,"Unable to start OTP R16B release"} - end; - false -> - {skip,"No OTP R16B available"} - end. - unicode_atom_roundtrip(Config) when is_list(Config) -> AtomData = unicode_atom_data(), verify_atom_data(AtomData), @@ -1474,11 +1461,14 @@ measure_latency_large_message(Nodename, DataFun) -> Echo = spawn(N, fun F() -> receive {From, Msg} -> From ! Msg, F() end end), - case erlang:system_info(build_type) of - debug -> + BuildType = erlang:system_info(build_type), + WordSize = erlang:system_info(wordsize), + + if + BuildType =/= opt; WordSize =:= 4 -> %% Test 3.2 MB and 32 MB and test the latency difference of sent messages Payloads = [{I, <<0:(I * 32 * 1024 * 8)>>} || I <- [1,10]]; - _ -> + true -> %% Test 32 MB and 320 MB and test the latency difference of sent messages Payloads = [{I, <<0:(I * 32 * 1024 * 1024 * 8)>>} || I <- [1,10]] end, @@ -1493,7 +1483,7 @@ measure_latency_large_message(Nodename, DataFun) -> stop_node(N), case {lists:max(Times), lists:min(Times)} of - {Max, Min} when Max * 0.25 > Min -> + {Max, Min} when Max * 0.25 > Min, BuildType =:= opt -> ct:fail({incorrect_latency, IndexTimes}); _ -> ok @@ -1518,13 +1508,19 @@ measure_latency(DataFun, Dropper, Echo, Payload) -> ok end || _ <- lists:seq(1,10)], - {TS, _} = + {TS, Times} = timer:tc(fun() -> [begin + T0 = erlang:monotonic_time(), Echo ! {self(), hello}, - receive hello -> ok end + receive hello -> ok end, + (erlang:monotonic_time() - T0) / 1000000 end || _ <- lists:seq(1,100)] end), + Avg = lists:sum(Times) / length(Times), + StdDev = math:sqrt(lists:sum([math:pow(V - Avg,2) || V <- Times]) / length(Times)), + ct:pal("Times: Avg: ~p Max: ~p Min: ~p Var: ~p", + [Avg, lists:max(Times), lists:min(Times), StdDev]), [begin Sender ! die, receive @@ -3001,3 +2997,23 @@ uint8(Uint) when is_integer(Uint), 0 =< Uint, Uint < 1 bsl 8 -> Uint band 16#ff; uint8(Uint) -> exit({badarg, uint8, [Uint]}). + +free_memory() -> + %% Free memory in MB. + try + SMD = memsup:get_system_memory_data(), + {value, {free_memory, Free}} = lists:keysearch(free_memory, 1, SMD), + TotFree = (Free + + case lists:keysearch(cached_memory, 1, SMD) of + {value, {cached_memory, Cached}} -> Cached; + false -> 0 + end + + case lists:keysearch(buffered_memory, 1, SMD) of + {value, {buffered_memory, Buffed}} -> Buffed; + false -> 0 + end), + TotFree div (1024*1024) + catch + error : undef -> + ct:fail({"os_mon not built"}) + end. |