Re: [Playerstage-users] sim/real time fluctuation

[Karan V. <kv...@gm...>]

>
> Message: 3
> Date: Mon, 5 Nov 2012 13:31:58 -0800
> From: Richard Vaughan <va...@sf...>
> Subject: Re: [Playerstage-users] sim/real time fluctuation
> To: PS users <pla...@li...>
> Message-ID:
>         <CAF...@ma...>
> Content-Type: text/plain; charset=ISO-8859-1
>
>> Is this normal?
>
> No. Are you accumulating resources in your code which could explain
> the cumulative slowdown?
>
> - rtv
>

Well it seems that the slowdown was a result of leaving the Show
Trails option on. I am guessing here that since there were 100s
simulations all those trails displayed on the player stage gui some
how slowed down the simulation. As soon as I turned the option off the
ratio went back to around 1.


> On Mon, Nov 5, 2012 at 1:22 PM, Karan Vidyut <kv...@gm...> wrote:
>> Hello all,
>> I am trying out a simulation where various controllers are being
>> tested out in a loop. At the end of 1 loop iteration simulation the
>> robot is returned to a starting position and another simulation
>> begins. The simulation code has been running for 2 days now. The
>> interval_sim and interval_real values are each set to 100 in the file
>> simple.world. In the player/stage simulation gui the sim/real ratio is
>> displayed at the bottom of the window. This ratio started out near 1
>> fluctuating to may be around 0.96 and then back to 1 but noticed that
>> this ratio has been falling slowly and is now around 0.10 some times
>> fluctuating even lower to around 0.05 etc. Is this normal?
>>
>> Player version 2.1.2
>> Stage version 2.1.1
>> Ubuntu 10.04
>>