From 4d22480802f12bc94a3d0a076f0038b566bb104f Mon Sep 17 00:00:00 2001 From: Sverker Eriksson Date: Tue, 26 Feb 2013 16:30:05 +0100 Subject: stdlib: Remove race in ets_SUITE:delete_large_named_table --- lib/stdlib/test/ets_SUITE.erl | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) (limited to 'lib/stdlib') diff --git a/lib/stdlib/test/ets_SUITE.erl b/lib/stdlib/test/ets_SUITE.erl index b6c94a6f6d..d0478fdeac 100644 --- a/lib/stdlib/test/ets_SUITE.erl +++ b/lib/stdlib/test/ets_SUITE.erl @@ -3242,7 +3242,7 @@ delete_large_tab_1(Name, Flags, Data, Fix) -> delete_large_named_table(doc) -> "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) -> - ?line Data = [{erlang:phash2(I, 16#ffffff),I} || I <- lists:seq(1, 500000)], + ?line Data = [{erlang:phash2(I, 16#ffffff),I} || I <- lists:seq(1, 200000)], ?line EtsMem = etsmem(), repeat_for_opts(fun(Opts) -> delete_large_named_table_do(Opts,Data) end), ?line verify_etsmem(EtsMem), @@ -3264,16 +3264,17 @@ delete_large_named_table_1(Name, Flags, Data, Fix) -> ?line lists:foreach(fun({K,_}) -> ets:delete(Tab, K) end, Data) end, Parent = self(), - Pid = my_spawn_link(fun() -> - receive - {trace,Parent,call,_} -> - ets_new(Name, [named_table]) - end - end), + {Pid, MRef} = my_spawn_opt(fun() -> + receive + {trace,Parent,call,_} -> + ets_new(Name, [named_table]) + end + end, [link, monitor]), ?line erlang:trace(self(), true, [call,{tracer,Pid}]), ?line erlang:trace_pattern({ets,delete,1}, true, [global]), ?line erlang:yield(), true = ets:delete(Tab), ?line erlang:trace_pattern({ets,delete,1}, false, [global]), + receive {'DOWN',MRef,process,Pid,_} -> ok end, ok. evil_delete(doc) -> -- cgit v1.2.3