[erlang-questions] now() on SMP

[Tony Rogvall]

Forget about this example, it was a bit hasty.

The code in the emulator "looks" correct ...

/Tony


On 27 jun 2007, at 13.24, Tony Rogvall wrote:

>
> I have verified the bug!
>
> The following code crash (sometimes) with badarg on my Mac Dou Core
> 2: (+S 10 -smp )
>
> (catch ets:delete(t)), ets:new(t, [public,named_table]), lists:foreach
> (fun(I) -> spawn(fun() -> lists:foreach(fun(_) -> N=now(),
> true=ets:insert_new(t, {N}) end, lists:seq(1,100000)) end) end,
> lists:seq(1, 5)).
>
> =ERROR REPORT==== 27-Jun-2007::13:14:33 ===
> Error in process <0.2192.0> with exit value: {badarg,[{ets,insert_new,
> [t,{{1182,942873,172756}}]},{erl_eval,do_apply,5},{erl_eval,expr,5},
> {lists,foreach,2}]}
>
>
> /Tony
>
>
>
> On 27 jun 2007, at 06.35, Luke Gorrie wrote:
>
>> Howdy!
>>
>> I heard a rumour from a colleague that erlang:now() sometimes returns
>> the same value twice on the SMP emulator. If that's the case then I
>> suppose someone should change it back quicksmart :-)
>>
>>
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