[IPOL discuss] simultaneous execution of same demo

Dagobert tristan.dagobert at cmla.ens-cachan.fr
Thu Nov 6 10:21:58 CET 2014


Hello

Isn't there a solution of creating some temporary directories like the 
mktemp command, in which filename is unique ?


Le 06/11/2014 10:06, José Luis Lisani Roca a écrit :
> Dear all,
>
> I would like to raise (again) the issue of simultaneously running two 
> or more instances of
> the same demo. As some of you have probably noticed, simultaneous runs 
> tend to mix their results
> (you open an image and end up with the results for the image opened by 
> another user).
>
> As long as IPOL demos are not extensively used, the probability of 
> such an event is low.
> But some demos are likely to be run by many people at the same time 
> (i.e. CNES demos on
> satellite images).
>
> Does somebody know how to solve the problem? (Nicolas?)
> Is it possible to "lock" the demo while being used (the time between 
> you click the run button until you
> get the results), in order to prevent these problems to happen?
>
> Best,
> José Luis
>
> -- 
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