diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/runtime_tools/src/erts_alloc_config.erl | 10 | ||||
| -rw-r--r-- | lib/stdlib/test/ets_SUITE.erl | 215 | ||||
| -rw-r--r-- | lib/stdlib/test/supervisor_SUITE.erl | 25 |
3 files changed, 132 insertions, 118 deletions
diff --git a/lib/runtime_tools/src/erts_alloc_config.erl b/lib/runtime_tools/src/erts_alloc_config.erl index 0bcb202fd8..1a57c94443 100644 --- a/lib/runtime_tools/src/erts_alloc_config.erl +++ b/lib/runtime_tools/src/erts_alloc_config.erl @@ -1,6 +1,7 @@ +%% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2009. All Rights Reserved. +%% Copyright Ericsson AB 2007-2010. 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 @@ -16,6 +17,7 @@ %% The Initial Developer of the Original Code is Ericsson AB. %% %% %CopyrightEnd% +%% %%%------------------------------------------------------------------- %%% File : erts_alloc_config.erl @@ -71,6 +73,7 @@ A == binary_alloc; A == std_alloc; A == ets_alloc; + A == fix_alloc; A == eheap_alloc; A == ll_alloc; A == sl_alloc; @@ -94,6 +97,7 @@ [{binary_alloc, 131072}, {std_alloc, 131072}, {ets_alloc, 131072}, + {fix_alloc, 131072}, {eheap_alloc, 524288}, {ll_alloc, 2097152}, {sl_alloc, 131072}, @@ -104,6 +108,7 @@ [{binary_alloc, 10}, {std_alloc, 10}, {ets_alloc, 10}, + {fix_alloc, 10}, {eheap_alloc, 10}, {ll_alloc, 0}, {sl_alloc, 10}, @@ -438,9 +443,6 @@ conf_alloc(#conf{format_to = FTO} = Conf, #alloc{name = A} = Alc) -> chk_xnote(Conf, Alc). chk_xnote(#conf{format_to = FTO}, - #alloc{name = fix_alloc}) -> - fcp(FTO, "Cannot be configured."); -chk_xnote(#conf{format_to = FTO}, #alloc{name = sys_alloc}) -> fcp(FTO, "Cannot be configured. Default malloc implementation used."); chk_xnote(#conf{format_to = FTO}, diff --git a/lib/stdlib/test/ets_SUITE.erl b/lib/stdlib/test/ets_SUITE.erl index 2f4958760b..0e8849b5b3 100644 --- a/lib/stdlib/test/ets_SUITE.erl +++ b/lib/stdlib/test/ets_SUITE.erl @@ -74,7 +74,7 @@ -export([bad_table/1, types/1]). -export([otp_9423/1]). --export([init_per_testcase/2, end_per_testcase/2]). +-export([init_per_testcase/2]). %% Convenience for manual testing -export([random_test/0]). @@ -176,6 +176,7 @@ groups() -> meta_newdel_unnamed, meta_newdel_named]}]. init_per_suite(Config) -> + erts_debug:set_internal_state(available_internal_state, true), Config. end_per_suite(_Config) -> @@ -304,7 +305,6 @@ t_match_spec_run(Config) when is_list(Config) -> end, repeat_for_permutations(F, N_MS) end, - test_terms(Fun, skip_refc_check), ?line verify_etsmem(EtsMem). @@ -324,7 +324,7 @@ t_match_spec_run_test(List, MS, Result) -> %% Check that tracing agree Self = self(), - {Tracee, MonRef} = spawn_monitor(fun() -> ms_tracee(Self, List) end), + {Tracee, MonRef} = my_spawn_monitor(fun() -> ms_tracee(Self, List) end), receive {Tracee, ready} -> ok end, MST = lists:map(fun(Clause) -> ms_clause_ets_to_trace(Clause) end, MS), @@ -585,7 +585,6 @@ select_fail_do(Opts) -> memory(doc) -> ["Whitebox test of ets:info(X,memory)"]; memory(suite) -> []; memory(Config) when is_list(Config) -> - ?line erts_debug:set_internal_state(available_internal_state, true), ?line ok = chk_normal_tab_struct_size(), repeat_for_opts(memory_do,[compressed]), ?line catch erts_debug:set_internal_state(available_internal_state, false). @@ -1947,7 +1946,7 @@ evil_update_counter(Config) when is_list(Config) -> evil_update_counter_do(Opts) -> ?line EtsMem = etsmem(), ?line process_flag(trap_exit, true), - ?line Pids = [spawn_link(fun() -> evil_counter(I,Opts) end) || I <- lists:seq(1, 40)], + ?line Pids = [my_spawn_link(fun() -> evil_counter(I,Opts) end) || I <- lists:seq(1, 40)], ?line wait_for_all(gb_sets:from_list(Pids)), ?line verify_etsmem(EtsMem), ok. @@ -2153,24 +2152,24 @@ heir_do(Opts) -> Combos), %% No heir - {Founder1,MrefF1} = spawn_monitor(fun()->heir_founder(Master,foo_data,Opts)end), + {Founder1,MrefF1} = my_spawn_monitor(fun()->heir_founder(Master,foo_data,Opts)end), Founder1 ! {go, none}, ?line {"No heir",Founder1} = receive_any(), ?line {'DOWN', MrefF1, process, Founder1, normal} = receive_any(), ?line undefined = ets:info(foo), %% An already dead heir - {Heir2,MrefH2} = spawn_monitor(fun()->die end), + {Heir2,MrefH2} = my_spawn_monitor(fun()->die end), ?line {'DOWN', MrefH2, process, Heir2, normal} = receive_any(), - {Founder2,MrefF2} = spawn_monitor(fun()->heir_founder(Master,foo_data,Opts)end), + {Founder2,MrefF2} = my_spawn_monitor(fun()->heir_founder(Master,foo_data,Opts)end), Founder2 ! {go, Heir2}, ?line {"No heir",Founder2} = receive_any(), ?line {'DOWN', MrefF2, process, Founder2, normal} = receive_any(), ?line undefined = ets:info(foo), %% When heir dies before founder - {Founder3,MrefF3} = spawn_monitor(fun()->heir_founder(Master,"The dying heir",Opts)end), - {Heir3,MrefH3} = spawn_monitor(fun()->heir_heir(Founder3)end), + {Founder3,MrefF3} = my_spawn_monitor(fun()->heir_founder(Master,"The dying heir",Opts)end), + {Heir3,MrefH3} = my_spawn_monitor(fun()->heir_heir(Founder3)end), Founder3 ! {go, Heir3}, ?line {'DOWN', MrefH3, process, Heir3, normal} = receive_any(), Founder3 ! die_please, @@ -2178,14 +2177,12 @@ heir_do(Opts) -> ?line undefined = ets:info(foo), %% When heir dies and pid reused before founder dies - erts_debug:set_internal_state(available_internal_state,true), NextPidIx = erts_debug:get_internal_state(next_pid), - {Founder4,MrefF4} = spawn_monitor(fun()->heir_founder(Master,"The dying heir",Opts)end), - {Heir4,MrefH4} = spawn_monitor(fun()->heir_heir(Founder4)end), + {Founder4,MrefF4} = my_spawn_monitor(fun()->heir_founder(Master,"The dying heir",Opts)end), + {Heir4,MrefH4} = my_spawn_monitor(fun()->heir_heir(Founder4)end), Founder4 ! {go, Heir4}, ?line {'DOWN', MrefH4, process, Heir4, normal} = receive_any(), erts_debug:set_internal_state(next_pid, NextPidIx), - erts_debug:set_internal_state(available_internal_state,false), {Heir4,MrefH4_B} = spawn_monitor_with_pid(Heir4, fun()-> ?line die_please = receive_any() end), Founder4 ! die_please, @@ -2261,9 +2258,9 @@ heir_heir(Founder, Mode) -> heir_1(HeirData,Mode,Opts) -> io:format("test with heir_data = ~p\n", [HeirData]), Master = self(), - ?line Founder = spawn_link(fun() -> heir_founder(Master,HeirData,Opts) end), + ?line Founder = my_spawn_link(fun() -> heir_founder(Master,HeirData,Opts) end), io:format("founder spawned = ~p\n", [Founder]), - ?line {Heir,Mref} = spawn_monitor(fun() -> heir_heir(Founder,Mode) end), + ?line {Heir,Mref} = my_spawn_monitor(fun() -> heir_heir(Founder,Mode) end), io:format("heir spawned = ~p\n", [{Heir,Mref}]), ?line Founder ! {go, Heir}, ?line {'DOWN', Mref, process, Heir, normal} = receive_any(). @@ -2280,7 +2277,7 @@ give_away_do(Opts) -> Parent = self(), %% Give and then give back - ?line {Receiver,Mref} = spawn_monitor(fun()-> give_away_receiver(T,Parent) end), + ?line {Receiver,Mref} = my_spawn_monitor(fun()-> give_away_receiver(T,Parent) end), ?line give_me = receive_any(), ?line true = ets:give_away(T,Receiver,here_you_are), ?line {'EXIT',{badarg,_}} = (catch ets:lookup(T,key)), @@ -2291,7 +2288,7 @@ give_away_do(Opts) -> %% Give and then let receiver keep it ?line true = ets:insert(T,{key,1}), - ?line {Receiver3,Mref3} = spawn_monitor(fun()-> give_away_receiver(T,Parent) end), + ?line {Receiver3,Mref3} = my_spawn_monitor(fun()-> give_away_receiver(T,Parent) end), ?line give_me = receive_any(), ?line true = ets:give_away(T,Receiver3,here_you_are), ?line {'EXIT',{badarg,_}} = (catch ets:lookup(T,key)), @@ -2303,7 +2300,7 @@ give_away_do(Opts) -> ?line T2 = ets_new(foo,[private | Opts]), ?line true = ets:insert(T2,{key,1}), ?line ets:setopts(T2,{heir,self(),"Som en gummiboll..."}), - ?line {Receiver2,Mref2} = spawn_monitor(fun()-> give_away_receiver(T2,Parent) end), + ?line {Receiver2,Mref2} = my_spawn_monitor(fun()-> give_away_receiver(T2,Parent) end), ?line give_me = receive_any(), ?line true = ets:give_away(T2,Receiver2,here_you_are), ?line {'EXIT',{badarg,_}} = (catch ets:lookup(T2,key)), @@ -2318,12 +2315,12 @@ give_away_do(Opts) -> ?line {'EXIT',{badarg,_}} = (catch ets:give_away(T2,"not a pid","To wrong type")), ?line true = ets:delete(T2), - ?line {ReceiverNeg,MrefNeg} = spawn_monitor(fun()-> give_away_receiver(T2,Parent) end), + ?line {ReceiverNeg,MrefNeg} = my_spawn_monitor(fun()-> give_away_receiver(T2,Parent) end), ?line give_me = receive_any(), ?line {'EXIT',{badarg,_}} = (catch ets:give_away(T2,ReceiverNeg,"A deleted table")), ?line T3 = ets_new(foo,[public | Opts]), - spawn_link(fun()-> {'EXIT',{badarg,_}} = (catch ets:give_away(T3,ReceiverNeg,"From non owner")), + my_spawn_link(fun()-> {'EXIT',{badarg,_}} = (catch ets:give_away(T3,ReceiverNeg,"From non owner")), Parent ! done end), ?line done = receive_any(), @@ -2359,7 +2356,7 @@ setopts_do(Opts) -> Self = self(), ?line T = ets_new(foo,[named_table, private | Opts]), ?line none = ets:info(T,heir), - Heir = spawn_link(fun()->heir_heir(Self) end), + Heir = my_spawn_link(fun()->heir_heir(Self) end), ?line ets:setopts(T,{heir,Heir,"Data"}), ?line Heir = ets:info(T,heir), ?line ets:setopts(T,{heir,self(),"Data"}), @@ -2410,14 +2407,14 @@ bad_table(Config) when is_list(Config) -> bad_table_do(Opts, DummyFile) -> Parent = self(), - {Pid,Mref} = spawn_opt(fun()-> ets_new(priv,[private,named_table | Opts]), - Priv = ets_new(priv,[private | Opts]), - ets_new(prot,[protected,named_table | Opts]), - Prot = ets_new(prot,[protected | Opts]), - Parent ! {self(),Priv,Prot}, - die_please = receive_any() - end, - [link, monitor]), + {Pid,Mref} = my_spawn_opt(fun()-> ets_new(priv,[private,named_table | Opts]), + Priv = ets_new(priv,[private | Opts]), + ets_new(prot,[protected,named_table | Opts]), + Prot = ets_new(prot,[protected | Opts]), + Parent ! {self(),Priv,Prot}, + die_please = receive_any() + end, + [link, monitor]), {Pid,Priv,Prot} = receive_any(), MatchSpec = {{key,'_'}, [], ['$$']}, Fun = fun(X,_) -> X end, @@ -3263,7 +3260,7 @@ delete_large_named_table_1(Name, Flags, Data, Fix) -> ?line lists:foreach(fun({K,_}) -> ets:delete(Tab, K) end, Data) end, Parent = self(), - Pid = spawn_link(fun() -> + Pid = my_spawn_link(fun() -> receive {trace,Parent,call,_} -> ets_new(Name, [named_table]) @@ -3625,7 +3622,7 @@ cycle(Tab, L) -> ets:insert(Tab,list_to_tuple(L)), cycle(Tab, tl(L)++[hd(L)]). -dynamic_go() -> spawn_link(fun dynamic_init/0). +dynamic_go() -> my_spawn_link(fun dynamic_init/0). dynamic_init() -> [dyn_lookup(?MODULE) || _ <- lists:seq(1, 10)]. @@ -3852,7 +3849,7 @@ safe_fixtable_do(Opts) -> Self = self(), ?line {{_,_,_},[{Self,1}]} = ets:info(Tab,safe_fixed), %% Test that an unjustified 'unfix' is a no-op. - {Pid,MRef} = spawn_monitor(fun() -> true = ets:safe_fixtable(Tab,false) end), + {Pid,MRef} = my_spawn_monitor(fun() -> true = ets:safe_fixtable(Tab,false) end), {'DOWN', MRef, process, Pid, normal} = receive M -> M end, ?line true = ets:info(Tab,fixed), ?line {{_,_,_},[{Self,1}]} = ets:info(Tab,safe_fixed), @@ -4256,7 +4253,7 @@ do_heavy_concurrent(Opts) -> ?line ok = fill_tab2(Tab, 0, Size), ?line Procs = lists:map( fun (N) -> - spawn_link( + my_spawn_link( fun () -> do_heavy_concurrent_proc(Tab, Size, N) end) @@ -4860,12 +4857,7 @@ otp_7665_act(Tab,Min,Max,DelNr) -> %% Whitebox testing of meta name table hashing. meta_wb(Config) when is_list(Config) -> ?line EtsMem = etsmem(), - ?line erts_debug:set_internal_state(available_internal_state, true), - try - repeat_for_opts(meta_wb_do) - after - erts_debug:set_internal_state(available_internal_state, false) - end, + repeat_for_opts(meta_wb_do), ?line verify_etsmem(EtsMem). @@ -4934,12 +4926,15 @@ colliding_names(Name) -> grow_shrink(Config) when is_list(Config) -> ?line EtsMem = etsmem(), - grow_shrink_0(lists:seq(3071, 5000), EtsMem). + ?line grow_shrink_0(lists:seq(3071, 5000), EtsMem), + ?line verify_etsmem(EtsMem). grow_shrink_0([N|Ns], EtsMem) -> ?line grow_shrink_1(N, [set]), ?line grow_shrink_1(N, [ordered_set]), - ?line verify_etsmem(EtsMem), + %% Verifying ets-memory here takes too long time, since + %% lock-free allocators were introduced... + %% ?line verify_etsmem(EtsMem), grow_shrink_0(Ns, EtsMem); grow_shrink_0([], _) -> ok. @@ -4986,13 +4981,13 @@ grow_pseudo_deleted_do(Type) -> ?line Left = ets:info(T,size), ?line Mult = get_kept_objects(T), filltabstr(T,Mult), - spawn_opt(fun()-> ?line true = ets:info(T,fixed), - Self ! start, - io:format("Starting to filltabstr... ~p\n",[now()]), - filltabstr(T,Mult,Mult+10000), - io:format("Done with filltabstr. ~p\n",[now()]), - Self ! done - end, [link, {scheduler,2}]), + my_spawn_opt(fun()-> ?line true = ets:info(T,fixed), + Self ! start, + io:format("Starting to filltabstr... ~p\n",[now()]), + filltabstr(T,Mult,Mult+10000), + io:format("Done with filltabstr. ~p\n",[now()]), + Self ! done + end, [link, {scheduler,2}]), ?line start = receive_any(), io:format("Unfixing table...~p nitems=~p\n",[now(),ets:info(T,size)]), ?line true = ets:safe_fixtable(T,false), @@ -5026,13 +5021,13 @@ shrink_pseudo_deleted_do(Type) -> [true]}]), ?line Half = ets:info(T,size), ?line Half = get_kept_objects(T), - spawn_opt(fun()-> ?line true = ets:info(T,fixed), - Self ! start, - io:format("Starting to delete... ~p\n",[now()]), - del_one_by_one_set(T,1,Half+1), - io:format("Done with delete. ~p\n",[now()]), - Self ! done - end, [link, {scheduler,2}]), + my_spawn_opt(fun()-> ?line true = ets:info(T,fixed), + Self ! start, + io:format("Starting to delete... ~p\n",[now()]), + del_one_by_one_set(T,1,Half+1), + io:format("Done with delete. ~p\n",[now()]), + Self ! done + end, [link, {scheduler,2}]), ?line start = receive_any(), io:format("Unfixing table...~p nitems=~p\n",[now(),ets:info(T,size)]), ?line true = ets:safe_fixtable(T,false), @@ -5189,24 +5184,24 @@ smp_unfix_fix_do() -> ?line Deleted = get_kept_objects(T), {Child, Mref} = - spawn_opt(fun()-> ?line true = ets:info(T,fixed), - Parent ! start, - io:format("Child waiting for table to be unfixed... now=~p mem=~p\n", - [now(),ets:info(T,memory)]), - repeat_while(fun()-> ets:info(T,fixed) end), - io:format("Table unfixed. Child Fixating! now=~p mem=~p\n", - [now(),ets:info(T,memory)]), - ?line true = ets:safe_fixtable(T,true), - repeat_while(fun(Key) when Key =< NumOfObjs -> - ets:delete(T,Key), {true,Key+1}; - (Key) -> {false,Key} - end, - Deleted), - ?line 0 = ets:info(T,size), - ?line true = get_kept_objects(T) >= Left, - ?line done = receive_any() - end, - [link, monitor, {scheduler,2}]), + my_spawn_opt(fun()-> ?line true = ets:info(T,fixed), + Parent ! start, + io:format("Child waiting for table to be unfixed... now=~p mem=~p\n", + [now(),ets:info(T,memory)]), + repeat_while(fun()-> ets:info(T,fixed) end), + io:format("Table unfixed. Child Fixating! now=~p mem=~p\n", + [now(),ets:info(T,memory)]), + ?line true = ets:safe_fixtable(T,true), + repeat_while(fun(Key) when Key =< NumOfObjs -> + ets:delete(T,Key), {true,Key+1}; + (Key) -> {false,Key} + end, + Deleted), + ?line 0 = ets:info(T,size), + ?line true = get_kept_objects(T) >= Left, + ?line done = receive_any() + end, + [link, monitor, {scheduler,2}]), ?line start = receive_any(), ?line true = ets:info(T,fixed), @@ -5237,11 +5232,11 @@ otp_8166_do(WC) -> Deleted = NumOfObjs div 2, filltabint(T,NumOfObjs), {ReaderPid, ReaderMref} = - spawn_opt(fun()-> otp_8166_reader(T,NumOfObjs) end, - [link, monitor, {scheduler,2}]), + my_spawn_opt(fun()-> otp_8166_reader(T,NumOfObjs) end, + [link, monitor, {scheduler,2}]), {ZombieCrPid, ZombieCrMref} = - spawn_opt(fun()-> otp_8166_zombie_creator(T,Deleted) end, - [link, monitor, {scheduler,3}]), + my_spawn_opt(fun()-> otp_8166_zombie_creator(T,Deleted) end, + [link, monitor, {scheduler,3}]), repeat(fun() -> ZombieCrPid ! {loop, self()}, zombies_created = receive_any(), @@ -5501,7 +5496,7 @@ run_workers_do(InitF,ExecF,FiniF,Laps, Exclude) -> io:format("smp starting ~p workers\n",[NumOfProcs]), Seeds = [{ProcN,random:uniform(9999)} || ProcN <- lists:seq(1,NumOfProcs)], Parent = self(), - Pids = [spawn_link(fun()-> worker(Seed,InitF,ExecF,FiniF,Laps,Parent,NumOfProcs) end) + Pids = [my_spawn_link(fun()-> worker(Seed,InitF,ExecF,FiniF,Laps,Parent,NumOfProcs) end) || Seed <- Seeds], case Laps of infinite -> Pids; @@ -5550,31 +5545,30 @@ my_tab_to_list(_Ts,'$end_of_table', Acc) -> lists:reverse(Acc); my_tab_to_list(Ts,Key, Acc) -> my_tab_to_list(Ts,ets:next(Ts,Key),[ets:lookup(Ts, Key)| Acc]). -wait_for_all_schedulers_online_to_execute() -> - PMs = lists:map(fun (Sched) -> - spawn_opt(fun () -> ok end, - [monitor, {scheduler, Sched}]) - end, - lists:seq(1,erlang:system_info(schedulers_online))), - lists:foreach(fun ({P, M}) -> - receive - {'DOWN', M, process, P, _} -> ok - end - end, - PMs), - ok. + +wait_for_memory_deallocations() -> + try + erts_debug:set_internal_state(wait, deallocations) + catch + error:undef -> + erts_debug:set_internal_state(available_internal_state, true), + wait_for_memory_deallocations() + end. + etsmem() -> - %% Wait until it is guaranteed that all already scheduled - %% deallocations of DbTable structures have completed. - wait_for_all_schedulers_online_to_execute(), + wait_for_memory_deallocations(), AllTabs = lists:map(fun(T) -> {T,ets:info(T,name),ets:info(T,size), ets:info(T,memory),ets:info(T,type)} end, ets:all()), + + EtsAllocInfo = erlang:system_info({allocator,ets_alloc}), + ErlangMemoryEts = try erlang:memory(ets) catch error:notsup -> notsup end, + Mem = - {try erlang:memory(ets) catch error:notsup -> notsup end, - case erlang:system_info({allocator,ets_alloc}) of + {ErlangMemoryEts, + case EtsAllocInfo of false -> undefined; MemInfo -> CS = lists:foldl( @@ -5651,6 +5645,7 @@ spawn_logger(Procs) -> true -> exit(Proc, kill); _ -> ok end, + erlang:display(process_info(Proc)), receive {'DOWN', Mon, _, _, _} -> ok @@ -5686,7 +5681,7 @@ wait_for_test_procs(Kill) -> ets_test_spawn_logger ! {sync_test_procs, Kill, self()}, receive test_procs_synced -> ok end. -log_test_proc(Proc) -> +log_test_proc(Proc) when is_pid(Proc) -> ets_test_spawn_logger ! {new_test_proc, Proc}, Proc. @@ -5698,9 +5693,17 @@ my_spawn_link(Fun) -> log_test_proc(spawn_link(Fun)). my_spawn_link(M,F,A) -> log_test_proc(spawn_link(M,F,A)). %%my_spawn_link(N,M,F,A) -> log_test_proc(spawn_link(N,M,F,A)). -my_spawn_opt(Fun,Opts) -> log_test_proc(spawn_opt(Fun,Opts)). -%%my_spawn_opt(M,F,A,Opts) -> log_test_proc(spawn_opt(M,F,A,Opts)). -%%my_spawn_opt(N,M,F,A,Opts) -> log_test_proc(spawn_opt(N,M,F,A,Opts)). +my_spawn_opt(Fun,Opts) -> + case spawn_opt(Fun,Opts) of + Pid when is_pid(Pid) -> log_test_proc(Pid); + {Pid, _} = Res when is_pid(Pid) -> log_test_proc(Pid), Res + end. + +my_spawn_monitor(Fun) -> + Res = spawn_monitor(Fun), + {Pid, _} = Res, + log_test_proc(Pid), + Res. repeat(_Fun, 0) -> ok; @@ -5763,11 +5766,11 @@ spawn_monitor_with_pid(Pid, Fun, N, M) when N > M*10 -> spawn_monitor_with_pid(Pid, Fun, N, M*10); spawn_monitor_with_pid(Pid, Fun, N, M) -> ?line false = is_process_alive(Pid), - case spawn(fun()-> case self() of - Pid -> Fun(); - _ -> die - end - end) of + case my_spawn(fun()-> case self() of + Pid -> Fun(); + _ -> die + end + end) of Pid -> {Pid, erlang:monitor(process, Pid)}; Other -> diff --git a/lib/stdlib/test/supervisor_SUITE.erl b/lib/stdlib/test/supervisor_SUITE.erl index e709cf62ba..da6996cc9f 100644 --- a/lib/stdlib/test/supervisor_SUITE.erl +++ b/lib/stdlib/test/supervisor_SUITE.erl @@ -120,7 +120,9 @@ end_per_group(_GroupName, Config) -> init_per_testcase(count_children_memory, Config) -> try erlang:memory() of - _ -> Config + _ -> + erts_debug:set_internal_state(available_internal_state, true), + Config catch error:notsup -> {skip, "+Meamin used during test; erlang:memory/1 not available"} end; @@ -128,6 +130,9 @@ init_per_testcase(_Case, Config) -> erlang:display(_Case), Config. +end_per_testcase(count_children_memory, _Config) -> + catch erts_debug:set_internal_state(available_internal_state, false), + ok; end_per_testcase(_Case, _Config) -> ok. @@ -1136,25 +1141,25 @@ count_children_memory(Config) when is_list(Config) -> [supervisor:start_child(sup_test, []) || _Ignore <- lists:seq(1,1000)], garbage_collect(), - _Size1 = erlang:memory(processes_used), + _Size1 = proc_memory(), Children = supervisor:which_children(sup_test), - _Size2 = erlang:memory(processes_used), + _Size2 = proc_memory(), ChildCount = get_child_counts(sup_test), - _Size3 = erlang:memory(processes_used), + _Size3 = proc_memory(), [supervisor:start_child(sup_test, []) || _Ignore2 <- lists:seq(1,1000)], garbage_collect(), Children2 = supervisor:which_children(sup_test), - Size4 = erlang:memory(processes_used), + Size4 = proc_memory(), ChildCount2 = get_child_counts(sup_test), - Size5 = erlang:memory(processes_used), + Size5 = proc_memory(), garbage_collect(), Children3 = supervisor:which_children(sup_test), - Size6 = erlang:memory(processes_used), + Size6 = proc_memory(), ChildCount3 = get_child_counts(sup_test), - Size7 = erlang:memory(processes_used), + Size7 = proc_memory(), 1000 = length(Children), [1,1000,0,1000] = ChildCount, @@ -1180,6 +1185,10 @@ count_children_memory(Config) when is_list(Config) -> [terminate(SupPid, Pid, child, kill) || {undefined, Pid, worker, _Modules} <- Children3], [1,0,0,0] = get_child_counts(sup_test). +proc_memory() -> + erts_debug:set_internal_state(wait, deallocations), + erlang:memory(processes_used). + %%------------------------------------------------------------------------- do_not_save_start_parameters_for_temporary_children(doc) -> ["Temporary children shall not be restarted so they should not " |