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ts_utils.erl: Fix calls to rand:seed #2

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May 23, 2025
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ts_utils.erl: Fix calls to rand:seed #2

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6 changes: 3 additions & 3 deletions src/tsung/ts_utils.erl
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Original file line number Diff line number Diff line change
Expand Up @@ -162,7 +162,7 @@ init_seed(A) when is_integer(A)->
%% node to set a reproductible but different seed for each launcher.
Id=get_node_id(),
?DebugF("Seeding with ~p on node ~p~n",[Id,node()]),
rand:seed(1000*Id,-1000*A*Id,1000*A*A);
rand:seed(default, {1000*Id,-1000*A*Id,1000*A*A});
init_seed({A,B}) when is_integer(A) and is_integer(B)->
Id=get_node_id(),
?DebugF("Seeding with ~p ~p ~p on node ~p~n",[A,B,Id,node()]),
Expand All @@ -171,9 +171,9 @@ init_seed({A,B}) when is_integer(A) and is_integer(B)->
%% initial pseudo random values will be quite closed to each
%% other. Trying to avoid this by using a multiplier big enough
%% (because the algorithm use mod 30XXX , see random.erl).
rand:seed(4000*A*B*Id,-4000*B*A*Id,4000*Id*Id*A);
rand:seed(default, {4000*A*B*Id,-4000*B*A*Id,4000*Id*Id*A});
init_seed({A,B,C}) ->
rand:seed(A,B,C).
rand:seed(default, {A,B,C}).

get_node_id() ->
case string:tokens(atom_to_list(node()),"@") of
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