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erlang
0146-kernel-Create-table-global_names-with-read...
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File 0146-kernel-Create-table-global_names-with-read_concurren.patch of Package erlang
From 40a5c8b1dd9e751488c11f47f8c6fe68a4e55aa2 Mon Sep 17 00:00:00 2001 From: Hans Bolinder <hasse@erlang.org> Date: Fri, 19 May 2017 13:10:04 +0200 Subject: [PATCH] kernel: Create table 'global_names' with read_concurrency Measurements showed contention on one of the ETS tables created by the 'global' module. --- lib/kernel/src/global.erl | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lib/kernel/src/global.erl b/lib/kernel/src/global.erl index 3d6415036..a9e92b28b 100644 --- a/lib/kernel/src/global.erl +++ b/lib/kernel/src/global.erl @@ -447,7 +447,8 @@ info() -> init([]) -> process_flag(trap_exit, true), _ = ets:new(global_locks, [set, named_table, protected]), - _ = ets:new(global_names, [set, named_table, protected]), + _ = ets:new(global_names, [set, named_table, protected, + {read_concurrency, true}]), _ = ets:new(global_names_ext, [set, named_table, protected]), _ = ets:new(global_pid_names, [bag, named_table, protected]), -- 2.13.0
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