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-rw-r--r--lib/stdlib/test/ets_SUITE.erl311
1 files changed, 170 insertions, 141 deletions
diff --git a/lib/stdlib/test/ets_SUITE.erl b/lib/stdlib/test/ets_SUITE.erl
index 74a4f47fa9..daea9bccf5 100644
--- a/lib/stdlib/test/ets_SUITE.erl
+++ b/lib/stdlib/test/ets_SUITE.erl
@@ -803,8 +803,9 @@ get_kept_objects(T) ->
end.
t_delete_all_objects_do(Opts) ->
- T=ets_new(x,Opts),
- filltabint(T,4000),
+ KeyRange = 4000,
+ T=ets_new(x, Opts, KeyRange),
+ filltabint(T,KeyRange),
O=ets:first(T),
ets:next(T,O),
ets:safe_fixtable(T,true),
@@ -813,13 +814,13 @@ t_delete_all_objects_do(Opts) ->
0 = ets:info(T,size),
case ets:info(T,type) of
ordered_set -> ok;
- _ -> 4000 = get_kept_objects(T)
+ _ -> KeyRange = get_kept_objects(T)
end,
ets:safe_fixtable(T,false),
0 = ets:info(T,size),
0 = get_kept_objects(T),
- filltabint(T,4000),
- 4000 = ets:info(T,size),
+ filltabint(T, KeyRange),
+ KeyRange = ets:info(T,size),
true = ets:delete_all_objects(T),
0 = ets:info(T,size),
ets:delete(T),
@@ -3104,18 +3105,18 @@ setbag(Config) when is_list(Config) ->
%% Test case to check proper return values for illegal ets_new() calls.
badnew(Config) when is_list(Config) ->
EtsMem = etsmem(),
- {'EXIT',{badarg,_}} = (catch ets_new(12,[])),
- {'EXIT',{badarg,_}} = (catch ets_new({a,b},[])),
- {'EXIT',{badarg,_}} = (catch ets_new(name,[foo])),
- {'EXIT',{badarg,_}} = (catch ets_new(name,{bag})),
- {'EXIT',{badarg,_}} = (catch ets_new(name,bag)),
+ {'EXIT',{badarg,_}} = (catch ets:new(12,[])),
+ {'EXIT',{badarg,_}} = (catch ets:new({a,b},[])),
+ {'EXIT',{badarg,_}} = (catch ets:new(name,[foo])),
+ {'EXIT',{badarg,_}} = (catch ets:new(name,{bag})),
+ {'EXIT',{badarg,_}} = (catch ets:new(name,bag)),
verify_etsmem(EtsMem).
%% OTP-2314. Test case to check that a non-proper list does not
%% crash the emulator.
verybadnew(Config) when is_list(Config) ->
EtsMem = etsmem(),
- {'EXIT',{badarg,_}} = (catch ets_new(verybad,[set|protected])),
+ {'EXIT',{badarg,_}} = (catch ets:new(verybad,[set|protected])),
verify_etsmem(EtsMem).
%% Small check to see if named tables work.
@@ -3464,9 +3465,11 @@ delete_tab_do(Opts) ->
%% Check that ets:delete/1 works and that other processes can run.
delete_large_tab(Config) when is_list(Config) ->
ct:timetrap({minutes,60}), %% valgrind needs a lot
- Data = [{erlang:phash2(I, 16#ffffff),I} || I <- lists:seq(1, 200000)],
+ KeyRange = 16#ffffff,
+ Data = [{erlang:phash2(I, KeyRange),I} || I <- lists:seq(1, 200000)],
EtsMem = etsmem(),
- repeat_for_opts(fun(Opts) -> delete_large_tab_do(Opts,Data) end),
+ repeat_for_opts(fun(Opts) -> delete_large_tab_do(key_range(Opts,KeyRange),
+ Data) end),
verify_etsmem(EtsMem).
delete_large_tab_do(Opts,Data) ->
@@ -3542,9 +3545,13 @@ delete_large_tab_2(Name, Flags, Data, Fix) ->
%% Delete a large name table and try to create a new table with
%% the same name in another process.
delete_large_named_table(Config) when is_list(Config) ->
- Data = [{erlang:phash2(I, 16#ffffff),I} || I <- lists:seq(1, 200000)],
+ KeyRange = 16#ffffff,
+ Data = [{erlang:phash2(I, KeyRange),I} || I <- lists:seq(1, 200000)],
EtsMem = etsmem(),
- repeat_for_opts(fun(Opts) -> delete_large_named_table_do(Opts,Data) end),
+ repeat_for_opts(fun(Opts) ->
+ delete_large_named_table_do(key_range(Opts,KeyRange),
+ Data)
+ end),
verify_etsmem(EtsMem),
ok.
@@ -3585,8 +3592,12 @@ delete_large_named_table_2(Name, Flags, Data, Fix) ->
%% Delete a large table, and kill the process during the delete.
evil_delete(Config) when is_list(Config) ->
- Data = [{I,I*I} || I <- lists:seq(1, 100000)],
- repeat_for_opts(fun(Opts) -> evil_delete_do(Opts,Data) end).
+ KeyRange = 100000,
+ Data = [{I,I*I} || I <- lists:seq(1, KeyRange)],
+ repeat_for_opts(fun(Opts) ->
+ evil_delete_do(key_range(Opts,KeyRange),
+ Data)
+ end).
evil_delete_do(Opts,Data) ->
EtsMem = etsmem(),
@@ -4154,19 +4165,12 @@ match_object2(Config) when is_list(Config) ->
match_object2_do(Opts) ->
EtsMem = etsmem(),
- Tab = ets_new(foo, [bag, {keypos, 2} | Opts]),
- fill_tab2(Tab, 0, 13005), % match_db_object does 1000
+ KeyRange = 13005,
+ Tab = ets_new(foo, [{keypos, 2} | Opts], KeyRange),
+ fill_tab2(Tab, 0, KeyRange), % match_db_object does 1000
% elements per pass, might
% change in the future.
- case catch ets:match_object(Tab, {hej, '$1'}) of
- {'EXIT', _} ->
- ets:delete(Tab),
- ct:fail("match_object EXIT:ed");
- [] ->
- io:format("Nothing matched.");
- List ->
- io:format("Matched:~p~n",[List])
- end,
+ [] = ets:match_object(Tab, {hej, '$1'}),
ets:delete(Tab),
verify_etsmem(EtsMem).
@@ -4411,10 +4415,11 @@ tab2file2(Config) when is_list(Config) ->
tab2file2_do(Opts, Config) ->
EtsMem = etsmem(),
- Tab = ets_new(ets_SUITE_foo_tab, [named_table, private,
- {keypos, 2} | Opts]),
+ KeyRange = 10000,
+ Tab = ets_new(ets_SUITE_foo_tab, [named_table, private, {keypos, 2} | Opts],
+ KeyRange),
FName = filename:join([proplists:get_value(priv_dir, Config),"tab2file2_case"]),
- ok = fill_tab2(Tab, 0, 10000), % Fill up the table (grucho mucho!)
+ ok = fill_tab2(Tab, 0, KeyRange), % Fill up the table (grucho mucho!)
Len = length(ets:tab2list(Tab)),
Mem = ets:info(Tab, memory),
Type = ets:info(Tab, type),
@@ -4473,8 +4478,9 @@ tabfile_ext1(Config) when is_list(Config) ->
tabfile_ext1_do(Opts,Config) ->
FName = filename:join([proplists:get_value(priv_dir, Config),"nisse.dat"]),
FName2 = filename:join([proplists:get_value(priv_dir, Config),"countflip.dat"]),
- L = lists:seq(1,10),
- T = ets_new(x,Opts),
+ KeyRange = 10,
+ L = lists:seq(1,KeyRange),
+ T = ets_new(x,Opts,KeyRange),
Name = make_ref(),
[ets:insert(T,{X,integer_to_list(X)}) || X <- L],
ok = ets:tab2file(T,FName,[{extended_info,[object_count]}]),
@@ -4511,8 +4517,9 @@ tabfile_ext2(Config) when is_list(Config) ->
tabfile_ext2_do(Opts,Config) ->
FName = filename:join([proplists:get_value(priv_dir, Config),"olle.dat"]),
FName2 = filename:join([proplists:get_value(priv_dir, Config),"bitflip.dat"]),
- L = lists:seq(1,10),
- T = ets_new(x,Opts),
+ KeyRange = 10,
+ L = lists:seq(1, KeyRange),
+ T = ets_new(x, Opts, KeyRange),
Name = make_ref(),
[ets:insert(T,{X,integer_to_list(X)}) || X <- L],
ok = ets:tab2file(T,FName,[{extended_info,[md5sum]}]),
@@ -4681,9 +4688,10 @@ heavy_lookup(Config) when is_list(Config) ->
heavy_lookup_do(Opts) ->
EtsMem = etsmem(),
- Tab = ets_new(foobar_table, [{keypos, 2} | Opts]),
- ok = fill_tab2(Tab, 0, 7000),
- _ = [do_lookup(Tab, 6999) || _ <- lists:seq(1, 50)],
+ KeyRange = 7000,
+ Tab = ets_new(foobar_table, [{keypos, 2} | Opts], KeyRange),
+ ok = fill_tab2(Tab, 0, KeyRange),
+ _ = [do_lookup(Tab, KeyRange-1) || _ <- lists:seq(1, 50)],
true = ets:delete(Tab),
verify_etsmem(EtsMem).
@@ -4704,11 +4712,12 @@ heavy_lookup_element(Config) when is_list(Config) ->
heavy_lookup_element_do(Opts) ->
EtsMem = etsmem(),
- Tab = ets_new(foobar_table, [{keypos, 2} | Opts]),
- ok = fill_tab2(Tab, 0, 7000),
+ KeyRange = 7000,
+ Tab = ets_new(foobar_table, [{keypos, 2} | Opts], KeyRange),
+ ok = fill_tab2(Tab, 0, KeyRange),
%% lookup ALL elements 50 times
Laps = 50 div syrup_factor(),
- _ = [do_lookup_element(Tab, 6999, 1) || _ <- lists:seq(1, Laps)],
+ _ = [do_lookup_element(Tab, KeyRange-1, 1) || _ <- lists:seq(1, Laps)],
true = ets:delete(Tab),
verify_etsmem(EtsMem).
@@ -4731,11 +4740,11 @@ heavy_concurrent(Config) when is_list(Config) ->
repeat_for_opts_all_set_table_types(fun do_heavy_concurrent/1).
do_heavy_concurrent(Opts) ->
- Size = 10000,
+ KeyRange = 10000,
Laps = 10000 div syrup_factor(),
EtsMem = etsmem(),
- Tab = ets_new(blupp, [public, {keypos, 2} | Opts]),
- ok = fill_tab2(Tab, 0, Size),
+ Tab = ets_new(blupp, [public, {keypos, 2} | Opts], KeyRange),
+ ok = fill_tab2(Tab, 0, KeyRange),
Procs = lists:map(
fun (N) ->
my_spawn_link(
@@ -5014,6 +5023,7 @@ filltabint(Tab,0) ->
filltabint(Tab,N) ->
ets:insert(Tab,{N,integer_to_list(N)}),
filltabint(Tab,N-1).
+
filltabint2(Tab,0) ->
Tab;
filltabint2(Tab,N) ->
@@ -5230,8 +5240,9 @@ gen_dets_filename(Config,N) ->
otp_6842_select_1000(Config) when is_list(Config) ->
repeat_for_opts_all_ord_set_table_types(
fun(Opts) ->
- Tab = ets_new(xxx,Opts),
- [ets:insert(Tab,{X,X}) || X <- lists:seq(1,10000)],
+ KeyRange = 10000,
+ Tab = ets_new(xxx, Opts, KeyRange),
+ [ets:insert(Tab,{X,X}) || X <- lists:seq(1,KeyRange)],
AllTrue = lists:duplicate(10,true),
AllTrue =
[ length(
@@ -5420,7 +5431,7 @@ grow_shrink(Config) when is_list(Config) ->
fun(Opts) ->
EtsMem = etsmem(),
- Set = ets_new(a, Opts),
+ Set = ets_new(a, Opts, 5000),
grow_shrink_0(0, 3071, 3000, 5000, Set),
ets:delete(Set),
@@ -5449,14 +5460,13 @@ grow_shrink_3(N, ShrinkTo, T) ->
true = ets:delete(T, N),
grow_shrink_3(N-1, ShrinkTo, T).
-%% Grow a table that still contains pseudo-deleted objects.
+%% Grow a hash table that still contains pseudo-deleted objects.
grow_pseudo_deleted(Config) when is_list(Config) ->
only_if_smp(fun() -> grow_pseudo_deleted_do() end).
grow_pseudo_deleted_do() ->
lists:foreach(fun(Type) -> grow_pseudo_deleted_do(Type) end,
- [set,cat_ord_set,stim_cat_ord_set,
- ordered_set,bag,duplicate_bag]).
+ [set,bag,duplicate_bag]).
grow_pseudo_deleted_do(Type) ->
process_flag(scheduler,1),
@@ -5471,12 +5481,7 @@ grow_pseudo_deleted_do(Type) ->
[true]}]),
Left = Mult*(Mod-1),
Left = ets:info(T,size),
- case Type of
- cat_ord_set -> ok;
- stim_cat_ord_set -> ok;
- ordered_set -> ok;
- _ -> Mult = get_kept_objects(T)
- end,
+ Mult = get_kept_objects(T),
filltabstr(T,Mult),
my_spawn_opt(
fun() ->
@@ -5508,14 +5513,13 @@ grow_pseudo_deleted_do(Type) ->
ets:delete(T),
process_flag(scheduler,0).
-%% Shrink a table that still contains pseudo-deleted objects.
+%% Shrink a hash table that still contains pseudo-deleted objects.
shrink_pseudo_deleted(Config) when is_list(Config) ->
only_if_smp(fun()->shrink_pseudo_deleted_do() end).
shrink_pseudo_deleted_do() ->
lists:foreach(fun(Type) -> shrink_pseudo_deleted_do(Type) end,
- [set,cat_ord_set,stim_cat_ord_set,
- ordered_set,bag,duplicate_bag]).
+ [set,bag,duplicate_bag]).
shrink_pseudo_deleted_do(Type) ->
process_flag(scheduler,1),
@@ -5529,12 +5533,7 @@ shrink_pseudo_deleted_do(Type) ->
[{'>', '$1', Half}],
[true]}]),
Half = ets:info(T,size),
- case Type of
- cat_ord_set -> ok;
- stim_cat_ord_set -> ok;
- ordered_set -> ok;
- _ -> Half = get_kept_objects(T)
- end,
+ Half = get_kept_objects(T),
my_spawn_opt(
fun()-> true = ets:info(T,fixed),
Self ! start,
@@ -5638,9 +5637,11 @@ smp_insert(Config) when is_list(Config) ->
[[set,ordered_set,stim_cat_ord_set]]).
smp_insert_do(Opts) ->
- ets_new(smp_insert,[named_table,public,{write_concurrency,true}|Opts]),
+ KeyRange = 10000,
+ ets_new(smp_insert,[named_table,public,{write_concurrency,true}|Opts],
+ KeyRange),
InitF = fun(_) -> ok end,
- ExecF = fun(_) -> true = ets:insert(smp_insert,{rand:uniform(10000)})
+ ExecF = fun(_) -> true = ets:insert(smp_insert,{rand:uniform(KeyRange)})
end,
FiniF = fun(_) -> ok end,
run_smp_workers(InitF,ExecF,FiniF,100000),
@@ -5649,41 +5650,36 @@ smp_insert_do(Opts) ->
%% Concurrent deletes on same fixated table.
smp_fixed_delete(Config) when is_list(Config) ->
- only_if_smp(fun()->
- repeat_for_opts(fun smp_fixed_delete_do/1,
- [[set,ordered_set,stim_cat_ord_set]])
- end).
-
-smp_fixed_delete_do(Opts) ->
- begin
- T = ets_new(foo,[public,{write_concurrency,true}|Opts]),
- %%Mem = ets:info(T,memory),
- NumOfObjs = 100000,
- filltabint(T,NumOfObjs),
- ets:safe_fixtable(T,true),
- Buckets = num_of_buckets(T),
- InitF = fun([ProcN,NumOfProcs|_]) -> {ProcN,NumOfProcs} end,
- ExecF = fun({Key,_}) when Key > NumOfObjs ->
- [end_of_work];
- ({Key,Increment}) ->
- true = ets:delete(T,Key),
- {Key+Increment,Increment}
- end,
- FiniF = fun(_) -> ok end,
- run_sched_workers(InitF,ExecF,FiniF,NumOfObjs),
- 0 = ets:info(T,size),
- true = ets:info(T,fixed),
- Buckets = num_of_buckets(T),
- case ets:info(T,type) of
- set -> NumOfObjs = get_kept_objects(T);
- _ -> ok
- end,
- ets:safe_fixtable(T,false),
- %% Will fail as unfix does not shrink the table:
- %%Mem = ets:info(T,memory),
- %%verify_table_load(T),
- ets:delete(T)
- end.
+ only_if_smp(fun() -> smp_fixed_delete_do() end).
+
+smp_fixed_delete_do() ->
+ T = ets_new(foo,[public,{write_concurrency,true}]),
+ %%Mem = ets:info(T,memory),
+ NumOfObjs = 100000,
+ filltabint(T,NumOfObjs),
+ ets:safe_fixtable(T,true),
+ Buckets = num_of_buckets(T),
+ InitF = fun([ProcN,NumOfProcs|_]) -> {ProcN,NumOfProcs} end,
+ ExecF = fun({Key,_}) when Key > NumOfObjs ->
+ [end_of_work];
+ ({Key,Increment}) ->
+ true = ets:delete(T,Key),
+ {Key+Increment,Increment}
+ end,
+ FiniF = fun(_) -> ok end,
+ run_sched_workers(InitF,ExecF,FiniF,NumOfObjs),
+ 0 = ets:info(T,size),
+ true = ets:info(T,fixed),
+ Buckets = num_of_buckets(T),
+ case ets:info(T,type) of
+ set -> NumOfObjs = get_kept_objects(T);
+ _ -> ok
+ end,
+ ets:safe_fixtable(T,false),
+ %% Will fail as unfix does not shrink the table:
+ %%Mem = ets:info(T,memory),
+ %%verify_table_load(T),
+ ets:delete(T).
%% ERL-720
%% Provoke race between ets:delete and table unfix (by select_count)
@@ -5928,8 +5924,10 @@ verify_table_load(T) ->
otp_8732(Config) when is_list(Config) ->
repeat_for_all_ord_set_table_types(
fun(Opts) ->
- Tab = ets_new(noname,Opts),
- filltabstr(Tab,999),
+ KeyRange = 999,
+ KeyFun = fun(K) -> integer_to_list(K) end,
+ Tab = ets_new(noname,Opts, KeyRange, KeyFun),
+ filltabstr(Tab, KeyRange),
ets:insert(Tab,{[],"nasty NIL object"}),
[] = ets:match(Tab,{'_',nomatch}) %% Will hang if bug not fixed
end),
@@ -5939,11 +5937,14 @@ otp_8732(Config) when is_list(Config) ->
%% Run concurrent select_delete (and inserts) on same table.
smp_select_delete(Config) when is_list(Config) ->
repeat_for_opts(fun smp_select_delete_do/1,
- [[set,ordered_set,stim_cat_ord_set], read_concurrency, compressed]).
+ [[set,ordered_set,stim_cat_ord_set],
+ read_concurrency, compressed]).
smp_select_delete_do(Opts) ->
+ KeyRange = 10000,
begin % indentation
- T = ets_new(smp_select_delete,[named_table,public,{write_concurrency,true}|Opts]),
+ T = ets_new(smp_select_delete,[named_table,public,{write_concurrency,true}|Opts],
+ KeyRange),
Mod = 17,
Zeros = erlang:make_tuple(Mod,0),
InitF = fun(_) -> Zeros end,
@@ -5960,7 +5961,7 @@ smp_select_delete_do(Opts) ->
element(Eq+1,Diffs0) - Deleted),
Diffs1;
_ ->
- Key = rand:uniform(10000),
+ Key = rand:uniform(KeyRange),
Eq = Key rem Mod,
case ets:insert_new(T,{Key,Key}) of
true ->
@@ -6004,12 +6005,13 @@ smp_select_replace(Config) when is_list(Config) ->
[[set,ordered_set,stim_cat_ord_set,duplicate_bag]]).
smp_select_replace_do(Opts) ->
+ KeyRange = 20,
T = ets_new(smp_select_replace,
- [public, {write_concurrency, true} | Opts]),
- ObjCount = 20,
+ [public, {write_concurrency, true} | Opts],
+ KeyRange),
InitF = fun (_) -> 0 end,
ExecF = fun (Cnt0) ->
- CounterId = rand:uniform(ObjCount),
+ CounterId = rand:uniform(KeyRange),
Match = [{{'$1', '$2'},
[{'=:=', '$1', CounterId}],
[{{'$1', {'+', '$2', 1}}}]}],
@@ -6017,9 +6019,7 @@ smp_select_replace_do(Opts) ->
1 -> Cnt0+1;
0 ->
ets:insert_new(T, {CounterId, 0}),
- Cnt0;
- _ ->
- erlang:display("Nooooo!")
+ Cnt0
end,
receive stop ->
[end_of_work | Cnt1]
@@ -6035,7 +6035,7 @@ smp_select_replace_do(Opts) ->
FinalCounts = ets:select(T, [{{'_', '$1'}, [], ['$1']}]),
Total = lists:sum(FinalCounts),
Total = lists:sum(Results),
- ObjCount = ets:select_delete(T, [{{'_', '_'}, [], [true]}]),
+ KeyRange = ets:select_delete(T, [{{'_', '_'}, [], [true]}]),
0 = ets:info(T, size),
true = ets:delete(T),
ok.
@@ -7326,20 +7326,46 @@ is_redundant_opts_combo(Opts) ->
lists:member(private, Opts) orelse
lists:member(protected, Opts)).
-ets_new(Name, Opts) ->
- ReplaceStimOrdSetHelper =
- fun (MOpts) ->
- lists:map(fun (I) ->
- case I of
- stim_cat_ord_set -> ordered_set;
- cat_ord_set -> ordered_set;
- _ -> I
- end
- end, MOpts)
- end,
+%% Add fake table option with info about key range.
+%% Will be consumed by ets_new and used for stim_cat_ord_set.
+key_range(Opts, KeyRange) ->
+ [{key_range, KeyRange} | Opts].
+
+key_range_fun(Opts, KeyRange, KeyFun) ->
+ [{key_range, KeyRange}, {key_fun, KeyFun} | Opts].
+
+ets_new(Name, Opts0) ->
+ {KeyRange, Opts1} = case lists:keytake(key_range, 1, Opts0) of
+ {value, {key_range, KR}, Rest1} ->
+ {KR, Rest1};
+ false ->
+ {1000*1000, Opts0}
+ end,
+ ets_new(Name, Opts1, KeyRange).
+
+ets_new(Name, Opts1, KeyRange) ->
+ {KeyFun, Opts2} = case lists:keytake(key_fun, 1, Opts1) of
+ {value, {key_fun, KF}, Rest2} ->
+ {KF, Rest2};
+ false ->
+ {fun id/1, Opts1}
+ end,
+ ets_new(Name, Opts2, KeyRange, KeyFun).
+
+ets_new(Name, Opts0, KeyRange, KeyFun) ->
+ {CATree, Stimulate, RevOpts} =
+ lists:foldl(fun(cat_ord_set, {false, false, Lacc}) ->
+ {true, false, [ordered_set | Lacc]};
+ (stim_cat_ord_set, {false, false, Lacc}) ->
+ {true, true, [ordered_set | Lacc]};
+ (Other, {CAT, STIM, Lacc}) ->
+ {CAT, STIM, [Other | Lacc]}
+ end,
+ {false, false, []},
+ Opts0),
+ Opts = lists:reverse(RevOpts),
EtsNewHelper =
- fun (MOpts) ->
- UseOpts = ReplaceStimOrdSetHelper(MOpts),
+ fun (UseOpts) ->
case get(ets_new_opts) of
UseOpts ->
silence; %% suppress identical table opts spam
@@ -7349,8 +7375,7 @@ ets_new(Name, Opts) ->
end,
ets:new(Name, UseOpts)
end,
- case (lists:member(stim_cat_ord_set, Opts) or
- lists:member(cat_ord_set, Opts)) andalso
+ case CATree andalso
(not lists:member({write_concurrency, false}, Opts)) andalso
(not lists:member(private, Opts)) andalso
(not lists:member(protected, Opts)) of
@@ -7366,9 +7391,9 @@ ets_new(Name, Opts) ->
false -> [public|NewOpts1]
end,
T = EtsNewHelper(NewOpts2),
- case lists:member(stim_cat_ord_set, Opts) of
- true -> stimulate_contention(T);
- false -> ok
+ case Stimulate of
+ false -> ok;
+ true -> stimulate_contention(T, KeyRange, KeyFun)
end,
T;
false ->
@@ -7380,18 +7405,20 @@ ets_new(Name, Opts) ->
% turned on. The erts_debug feature 'ets_force_split' is used to easier
% generate a routing tree with fine grained locking without having to
% provoke lots of actual lock contentions.
-stimulate_contention(Tid) ->
+stimulate_contention(Tid, KeyRange, KeyFun) ->
T = case Tid of
A when is_atom(A) -> ets:whereis(A);
_ -> Tid
end,
erts_debug:set_internal_state(ets_force_split, {T, true}),
- KeyRange = 1000*1000,
- Num = 50,
+ Num = case KeyRange > 50 of
+ true -> 50;
+ false -> KeyRange
+ end,
Seed = rand:uniform(KeyRange),
%%io:format("prefill_table: Seed = ~p\n", [Seed]),
RState = unique_rand_start(KeyRange, Seed),
- stim_inserter_loop(T, RState, Num),
+ stim_inserter_loop(T, RState, Num, KeyFun),
Num = ets:info(T, size),
ets:match_delete(T, {'$1','$1','$1'}),
0 = ets:info(T, size),
@@ -7405,12 +7432,13 @@ stimulate_contention(Tid) ->
io:format("stimulated ordered_set: ~p\n", [Stats])
end.
-stim_inserter_loop(_, _, 0) ->
+stim_inserter_loop(_, _, 0, _) ->
ok;
-stim_inserter_loop(T, RS0, N) ->
- {Key, RS1} = unique_rand_next(RS0),
+stim_inserter_loop(T, RS0, N, KeyFun) ->
+ {K, RS1} = unique_rand_next(RS0),
+ Key = KeyFun(K),
ets:insert(T, {Key, Key, Key}),
- stim_inserter_loop(T, RS1, N-1).
+ stim_inserter_loop(T, RS1, N-1, KeyFun).
do_tc(Do, Report) ->
T1 = erlang:monotonic_time(),
@@ -7469,4 +7497,5 @@ dquad(Prime, X, Seed) ->
%% Primes where P rem 4 == 3.
primes_3mod4() ->
[103, 211, 503, 1019, 2003, 5003, 10007, 20011, 50023,
- 100003, 200003, 500083, 1000003, 2000003].
+ 100003, 200003, 500083, 1000003, 2000003, 5000011,
+ 10000019, 20000003, 50000047, 100000007].