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-rw-r--r--erts/emulator/test/system_info_SUITE.erl319
1 files changed, 169 insertions, 150 deletions
diff --git a/erts/emulator/test/system_info_SUITE.erl b/erts/emulator/test/system_info_SUITE.erl
index 0350eb671d..f31d474c20 100644
--- a/erts/emulator/test/system_info_SUITE.erl
+++ b/erts/emulator/test/system_info_SUITE.erl
@@ -1,18 +1,19 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2005-2011. All Rights Reserved.
+%% Copyright Ericsson AB 2005-2016. All Rights Reserved.
%%
-%% The contents of this file are subject to the Erlang Public License,
-%% Version 1.1, (the "License"); you may not use this file except in
-%% compliance with the License. You should have received a copy of the
-%% Erlang Public License along with this software. If not, it can be
-%% retrieved online at http://www.erlang.org/.
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
%%
-%% Software distributed under the License is distributed on an "AS IS"
-%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-%% the License for the specific language governing rights and limitations
-%% under the License.
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
%%
%% %CopyrightEnd%
%%
@@ -30,54 +31,25 @@
%-define(line_trace, 1).
--include_lib("test_server/include/test_server.hrl").
-
-%-compile(export_all).
--export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
- init_per_group/2,end_per_group/2,
- init_per_testcase/2, end_per_testcase/2]).
+-include_lib("common_test/include/ct.hrl").
--export([process_count/1, system_version/1, misc_smoke_tests/1, heap_size/1, wordsize/1, memory/1]).
+-export([all/0, suite/0]).
--define(DEFAULT_TIMEOUT, ?t:minutes(2)).
+-export([process_count/1, system_version/1, misc_smoke_tests/1,
+ heap_size/1, wordsize/1, memory/1, ets_limit/1]).
-suite() -> [{ct_hooks,[ts_install_cth]}].
+suite() ->
+ [{ct_hooks,[ts_install_cth]},
+ {timetrap, {minutes, 2}}].
all() ->
[process_count, system_version, misc_smoke_tests,
- heap_size, wordsize, memory].
-
-groups() ->
- [].
-
-init_per_suite(Config) ->
- Config.
-
-end_per_suite(_Config) ->
- ok.
-
-init_per_group(_GroupName, Config) ->
- Config.
-
-end_per_group(_GroupName, Config) ->
- Config.
-
-
-init_per_testcase(_Case, Config) when is_list(Config) ->
- Dog = ?t:timetrap(?DEFAULT_TIMEOUT),
- [{watchdog, Dog}|Config].
-
-end_per_testcase(_Case, Config) when is_list(Config) ->
- Dog = ?config(watchdog, Config),
- ?t:timetrap_cancel(Dog),
- ok.
+ heap_size, wordsize, memory, ets_limit].
%%%
%%% The test cases -------------------------------------------------------------
%%%
-process_count(doc) -> [];
-process_count(suite) -> [];
process_count(Config) when is_list(Config) ->
case catch erlang:system_info(modified_timing_level) of
Level when is_integer(Level) ->
@@ -90,37 +62,37 @@ process_count(Config) when is_list(Config) ->
end.
process_count_test() ->
- ?line OldPrio = process_flag(priority, max),
- ?line check_procs(10),
- ?line check_procs(11234),
- ?line check_procs(57),
- ?line check_procs(1030),
- ?line check_procs(687),
- ?line check_procs(7923),
- ?line check_procs(5302),
- ?line check_procs(12456),
- ?line check_procs(14),
- ?line check_procs(1125),
- ?line check_procs(236),
- ?line check_procs(125),
- ?line check_procs(2346),
- ?line process_flag(priority, OldPrio),
- ?line ok.
+ OldPrio = process_flag(priority, max),
+ check_procs(10),
+ check_procs(11234),
+ check_procs(57),
+ check_procs(1030),
+ check_procs(687),
+ check_procs(7923),
+ check_procs(5302),
+ check_procs(12456),
+ check_procs(14),
+ check_procs(1125),
+ check_procs(236),
+ check_procs(125),
+ check_procs(2346),
+ process_flag(priority, OldPrio),
+ ok.
check_procs(N) ->
- ?line CP = length(processes()),
- ?line Procs = start_procs(N),
- ?line check_pc(CP+N),
- ?line stop_procs(Procs),
- ?line check_pc(CP).
+ CP = length(processes()),
+ Procs = start_procs(N),
+ check_pc(CP+N),
+ stop_procs(Procs),
+ check_pc(CP).
check_pc(E) ->
- ?line P = length(processes()),
- ?line SI = erlang:system_info(process_count),
- ?line ?t:format("E=~p; P=~p; SI=~p~n", [E, P, SI]),
- ?line E = P,
- ?line P = SI.
+ P = length(processes()),
+ SI = erlang:system_info(process_count),
+ io:format("E=~p; P=~p; SI=~p~n", [E, P, SI]),
+ E = P,
+ P = SI.
start_procs(N) ->
lists:map(fun (_) ->
@@ -141,54 +113,44 @@ stop_procs(PMs) ->
end, PMs).
-system_version(doc) -> [];
-system_version(suite) -> [];
system_version(Config) when is_list(Config) ->
- ?line {comment, erlang:system_info(system_version)}.
+ {comment, erlang:system_info(system_version)}.
-misc_smoke_tests(doc) -> [];
-misc_smoke_tests(suite) -> [];
misc_smoke_tests(Config) when is_list(Config) ->
- ?line true = is_binary(erlang:system_info(info)),
- ?line true = is_binary(erlang:system_info(procs)),
- ?line true = is_binary(erlang:system_info(loaded)),
- ?line true = is_binary(erlang:system_info(dist)),
- ?line ok = try erlang:system_info({cpu_topology,erts_get_cpu_topology_error_case}), fail catch error:badarg -> ok end,
- ?line ok.
+ true = is_binary(erlang:system_info(info)),
+ true = is_binary(erlang:system_info(procs)),
+ true = is_binary(erlang:system_info(loaded)),
+ true = is_binary(erlang:system_info(dist)),
+ ok = try erlang:system_info({cpu_topology,erts_get_cpu_topology_error_case}), fail catch error:badarg -> ok end,
+ true = lists:member(erlang:system_info(tolerant_timeofday), [enabled, disabled]),
+ ok.
-heap_size(doc) -> [];
-heap_size(suite) -> [];
heap_size(Config) when is_list(Config) ->
- ?line {min_bin_vheap_size, VHmin} = erlang:system_info(min_bin_vheap_size),
- ?line {min_heap_size, Hmin} = erlang:system_info(min_heap_size),
- ?line GCinf = erlang:system_info(garbage_collection),
- ?line VHmin = proplists:get_value(min_bin_vheap_size, GCinf),
- ?line Hmin = proplists:get_value(min_heap_size, GCinf),
+ {min_bin_vheap_size, VHmin} = erlang:system_info(min_bin_vheap_size),
+ {min_heap_size, Hmin} = erlang:system_info(min_heap_size),
+ GCinf = erlang:system_info(garbage_collection),
+ VHmin = proplists:get_value(min_bin_vheap_size, GCinf),
+ Hmin = proplists:get_value(min_heap_size, GCinf),
ok.
-wordsize(suite) ->
- [];
-wordsize(doc) ->
- ["Tests the various wordsize variants"];
+%% Tests the various wordsize variants
wordsize(Config) when is_list(Config) ->
- ?line A = erlang:system_info(wordsize),
- ?line true = is_integer(A),
- ?line A = erlang:system_info({wordsize,internal}),
- ?line B = erlang:system_info({wordsize,external}),
- ?line true = A =< B,
+ A = erlang:system_info(wordsize),
+ true = is_integer(A),
+ A = erlang:system_info({wordsize,internal}),
+ B = erlang:system_info({wordsize,external}),
+ true = A =< B,
case {B,A} of
{4,4} ->
{comment, "True 32-bit emulator"};
{8,8} ->
{comment, "True 64-bit emulator"};
- {8,4} ->
- {comment, "Halfword 64-bit emulator"};
Other ->
exit({unexpected_wordsizes,Other})
end.
-memory(doc) -> ["Verify that erlang:memory/0 and memory results in crashdump produce are similar"];
+%% Verify that erlang:memory/0 and memory results in crashdump produce are similar
memory(Config) when is_list(Config) ->
%%
%% Verify that erlang:memory/0 and memory results in
@@ -243,8 +205,7 @@ memory_test(_Config) ->
end)
end,
1000 div erlang:system_info(schedulers_online))
- end,
- []),
+ end, []),
cmp_memory(MWs, "spawn procs"),
Ps = lists:flatten(DPs),
@@ -252,23 +213,49 @@ memory_test(_Config) ->
mem_workers_call(MWs,
fun () ->
lists:foreach(fun (P) -> link(P) end, Ps)
- end,
- []),
+ end, []),
cmp_memory(MWs, "link procs"),
mem_workers_call(MWs,
fun () ->
lists:foreach(fun (P) -> unlink(P) end, Ps)
- end,
- []),
+ end, []),
cmp_memory(MWs, "unlink procs"),
+ mem_workers_call(MWs,
+ fun () ->
+ lists:foreach(
+ fun (P) ->
+ Tmr = erlang:start_timer(1 bsl 34,
+ P,
+ hello),
+ Tmrs = case get('BIF_TMRS') of
+ undefined -> [];
+ Rs -> Rs
+ end,
+ true = is_reference(Tmr),
+ put('BIF_TMRS', [Tmr|Tmrs])
+ end, Ps)
+ end, []),
+ cmp_memory(MWs, "start BIF timer procs"),
+
+ mem_workers_call(MWs,
+ fun () ->
+ lists:foreach(fun (Tmr) ->
+ true = is_reference(Tmr),
+ true = is_integer(erlang:cancel_timer(Tmr))
+ end, get('BIF_TMRS')),
+ put('BIF_TMRS', undefined),
+ garbage_collect()
+ end, []),
+ erts_debug:set_internal_state(wait, deallocations),
+ cmp_memory(MWs, "cancel BIF timer procs"),
+
DMs = mem_workers_call(MWs,
fun () ->
lists:map(fun (P) ->
monitor(process, P)
end, Ps)
- end,
- []),
+ end, []),
cmp_memory(MWs, "monitor procs"),
Ms = lists:flatten(DMs),
mem_workers_call(MWs,
@@ -276,8 +263,7 @@ memory_test(_Config) ->
lists:foreach(fun (M) ->
demonitor(M)
end, Ms)
- end,
- []),
+ end, []),
cmp_memory(MWs, "demonitor procs"),
mem_workers_call(MWs,
@@ -285,8 +271,7 @@ memory_test(_Config) ->
lists:foreach(fun (P) ->
P ! {a, "message", make_ref()}
end, Ps)
- end,
- []),
+ end, []),
cmp_memory(MWs, "message procs"),
mem_workers_call(MWs,
@@ -309,8 +294,7 @@ memory_test(_Config) ->
fun () ->
put(binary_data,
mapn(fun (_) -> list_to_binary(lists:duplicate(256,$?)) end, 100))
- end,
- []),
+ end, []),
cmp_memory(MWs, "store binary data"),
@@ -318,8 +302,7 @@ memory_test(_Config) ->
fun () ->
put(binary_data, false),
garbage_collect()
- end,
- []),
+ end, []),
cmp_memory(MWs, "release binary data"),
mem_workers_call(MWs,
@@ -327,8 +310,7 @@ memory_test(_Config) ->
list_to_atom("an ugly atom "++integer_to_list(erlang:system_info(scheduler_id))),
list_to_atom("another ugly atom "++integer_to_list(erlang:system_info(scheduler_id))),
list_to_atom("yet another ugly atom "++integer_to_list(erlang:system_info(scheduler_id)))
- end,
- []),
+ end, []),
cmp_memory(MWs, "new atoms"),
@@ -339,16 +321,14 @@ memory_test(_Config) ->
ets:insert(T, {banan, lists:seq(1,1024)}),
ets:insert(T, {appelsin, make_ref()}),
put(ets_id, T)
- end,
- []),
+ end, []),
cmp_memory(MWs, "store ets data"),
mem_workers_call(MWs,
fun () ->
ets:delete(get(ets_id)),
put(ets_id, false)
- end,
- []),
+ end, []),
cmp_memory(MWs, "remove ets data"),
lists:foreach(fun (MW) ->
@@ -358,8 +338,7 @@ memory_test(_Config) ->
receive
{'DOWN', Mon, _, _, _} -> ok
end
- end,
- MWs),
+ end, MWs),
ok.
mem_worker() ->
@@ -374,22 +353,19 @@ mem_worker() ->
mem_workers_call(MWs, Fun, Args) ->
lists:foreach(fun (MW) ->
- MW ! {call, self(), Fun, Args}
- end,
- MWs),
+ MW ! {call, self(), Fun, Args}
+ end, MWs),
lists:map(fun (MW) ->
- receive
- {reply, MW, Res} ->
- Res
- end
- end,
- MWs).
+ receive
+ {reply, MW, Res} ->
+ Res
+ end
+ end, MWs).
mem_workers_cast(MWs, Fun, Args) ->
lists:foreach(fun (MW) ->
MW ! {cast, self(), Fun, Args}
- end,
- MWs).
+ end, MWs).
spawn_mem_workers() ->
spawn_mem_workers(erlang:system_info(schedulers_online)).
@@ -402,7 +378,6 @@ spawn_mem_workers(N) ->
link]) | spawn_mem_workers(N-1)].
-
mem_get(X, Mem) ->
case lists:keyfind(X, 1, Mem) of
{X, Val} -> Val;
@@ -470,25 +445,25 @@ cmp_memory(MWs, Str) ->
"crash dump memory = ~p~n",
[Str, EM, EDM]),
- ?line check_sane_memory(EM),
- ?line check_sane_memory(EDM),
+ check_sane_memory(EM),
+ check_sane_memory(EDM),
%% We expect these to always give us exactly the same result
- ?line cmp_memory(atom, EM, EDM, 1),
- ?line cmp_memory(atom_used, EM, EDM, 1),
- ?line cmp_memory(binary, EM, EDM, 1),
- ?line cmp_memory(code, EM, EDM, 1),
- ?line cmp_memory(ets, EM, EDM, 1),
+ cmp_memory(atom, EM, EDM, 1),
+ cmp_memory(atom_used, EM, EDM, 1),
+ cmp_memory(binary, EM, EDM, 1),
+ cmp_memory(code, EM, EDM, 1),
+ cmp_memory(ets, EM, EDM, 1),
%% Total, processes, processes_used, and system will seldom
%% give us exactly the same result since the two readings
%% aren't taken atomically.
- ?line cmp_memory(total, EM, EDM, 1.05),
- ?line cmp_memory(processes, EM, EDM, 1.05),
- ?line cmp_memory(processes_used, EM, EDM, 1.05),
- ?line cmp_memory(system, EM, EDM, 1.05),
+ cmp_memory(total, EM, EDM, 1.05),
+ cmp_memory(processes, EM, EDM, 1.05),
+ cmp_memory(processes_used, EM, EDM, 1.05),
+ cmp_memory(system, EM, EDM, 1.05),
ok.
@@ -496,3 +471,47 @@ mapn(_Fun, 0) ->
[];
mapn(Fun, N) ->
[Fun(N) | mapn(Fun, N-1)].
+
+%% Verify system_info(ets_limit) reflects max ETS table settings.
+ets_limit(Config0) when is_list(Config0) ->
+ Config = [{testcase,ets_limit}|Config0],
+ true = is_integer(get_ets_limit(Config)),
+ 12345 = get_ets_limit(Config, 12345),
+ ok.
+
+get_ets_limit(Config) ->
+ get_ets_limit(Config, 0).
+get_ets_limit(Config, EtsMax) ->
+ Envs = case EtsMax of
+ 0 -> [];
+ _ -> [{"ERL_MAX_ETS_TABLES", integer_to_list(EtsMax)}]
+ end,
+ {ok, Node} = start_node(Config, Envs),
+ Me = self(),
+ Ref = make_ref(),
+ spawn_link(Node,
+ fun() ->
+ Res = erlang:system_info(ets_limit),
+ unlink(Me),
+ Me ! {Ref, Res}
+ end),
+ receive
+ {Ref, Res} ->
+ Res
+ end,
+ stop_node(Node),
+ Res.
+
+start_node(Config, Envs) when is_list(Config) ->
+ Pa = filename:dirname(code:which(?MODULE)),
+ Name = list_to_atom(atom_to_list(?MODULE)
+ ++ "-"
+ ++ atom_to_list(proplists:get_value(testcase, Config))
+ ++ "-"
+ ++ integer_to_list(erlang:system_time(seconds))
+ ++ "-"
+ ++ integer_to_list(erlang:unique_integer([positive]))),
+ test_server:start_node(Name, peer, [{args, "-pa "++Pa}, {env, Envs}]).
+
+stop_node(Node) ->
+ test_server:stop_node(Node).
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-12 15:12:13 +0000