Re: [GridSim-users] Using Gridsim to simulate reliability of computational resources

[Eran C. W. <era...@gm...>]

Hi Augustin,

This helps. I will try this approach.

Thanks,
Eran Chinthaka Withana


2010/12/10 Agustín Caminero Herráez <ag...@ds...>

>  Hi Eran,
>
>
> On 12/05/2010 06:33 AM, Eran Chinthaka Withana wrote:
>
> Hi Agustin,
>
>  Thanks for your reply (but it has gone to my spam list).
>
>  Anyway, the gridsim examples show to setup the environment and start the
> simulation. Once I call start simulation, it will simulate the
> workload/gridlets without stopping. What I want is a way to submit a
> gridlet, get the result, submit another gridlet, get the result kind of
> scenario. Can you please let me know the way to do that if I can do it?
>
> In this case, all u have to do is modify the processGridletReturn()
> function (as called in GridUserFailureEx01.java class) to do what u want.
> This function is called when a gridlet is received, and essentially it
> collects statistics about the just received gridlet. Now, u have to modify
> it to submit the next gridlet.
>
> Besides, u also have to modify the body() function, because by now it
> submits a gridlet when a GRIDLET_SUBMIT event. Now, u remove this part and
> submit gridlets as I mentioned above.
>
> Hope this helps.
>
> Regards,
>
> Agustin
>
>
> Thanks,
> Eran Chinthaka Withana
>
>
> 2010/10/15 Agustín Caminero Herráez <ag...@ds...>
>
>>  Hi Eran,
>>
>> I can't see any difference between what u want to do and the examples of
>> resource failure, coming along with GridSim code. Are u sure they don't fit
>> ur needs?
>>
>> Regards,
>>
>> Agustin
>>
>>
>> On 10/15/2010 05:43 AM, Eran Chinthaka Withana wrote:
>>
>>  Hi,
>>
>>  I'm a PhD student from Indiana University and trying to use gridsim to
>> simulate unreliable computational resources.
>>
>>  I'm trying to use gridsim such that it will represent two or more
>> compute resources (each having many nodes in it). But I should be able to
>> assign a reliability distribution, just like HyperExponential function that
>> you have already implemented. This is how I want it to work.
>>
>>  1. A user code will create a gridlet representing a job it has
>> 2. gridlet is given to gridsim and it will either successfully run
>> (simulate it) or will create a failure (following the given reliability
>> distribution function).
>> 3. user will be notified, either using the gridlet itself or some other
>> mean, whether the job was successful or failed.
>> 4. this process from 1-3 to will continue for all the jobs in a queue. But
>> I want the user code to be notified about the status of each job (success or
>> fail).
>>
>>  Can you please point me to a code sample or provide me a code sample
>> that can do this? When I looked in to the code, the examples always show
>> that you have to invoke gridsim.simulate and it will run all the gridlets at
>> once. But I want to go in the order given above.
>>
>> Thanks,
>> Eran Chinthaka Withana
>>
>>
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>> _______________________________________________
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>>
>> --
>> Dr. Agustin Caminero
>> Assistant Professor
>> Dept. of Communication and Control Systems
>> The National University of Distance Education
>> Madrid. SpainE-Mail:acc...@sc...
>> Phone: +34 913 989 468http://www.uned.es
>>
>>
>>
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>
> --
> Dr. Agustin Caminero
> Assistant Professor
> Dept. of Communication and Control Systems
> The National University of Distance Education
> Madrid. SpainE-Mail:acc...@sc...
> Phone: +34 913 989 468http://www.uned.es
>
>