Hi.

This issue is being discussed in 

https://github.com/JuliaLang/julia/issues/15467




On Wednesday, March 16, 2016 at 11:12:21 AM UTC-3, Páll Haraldsson wrote:
>
> Interesting, this *seems* like a bug, since you only did a minor update. 
> *Maybe* this isn't a problem and there is some space-time trade-off (that I 
> would have more expected with a major update). Is the program at least not 
> slower?
>
> I do not recall with Windows, is memory consumption in the Task Manager, 
> really a good indication? Could it be memory that is "allocated", but 
> actually does not slow down at all, is just virtual memory that is not 
> "used", maybe even not initialized?
>
> Is this not a problem without @parallel?
>
> -- 
> Palli.
>
> On Wednesday, March 9, 2016 at 7:30:19 PM UTC, Eduardo Lenz wrote:
>>
>> Hi.
>>
>> Running the same code with Julia 0.4.3 and with julia 0.4.0, I observed 
>> the following memory usage (figure below). The beginning is related to the 
>> code running in Julia 0.4.0, then, the process is canceled (memory drops) 
>> and the same code is executed with Julia 0.4.3. As one can see in this 
>> picture, at each iteration of the algorithm (wich uses an @parallel for) 
>> there is a  systematic increase in memory usage. In a latter post I stated 
>> that it didn't happen in windows, just Linux, but it is not true,
>> since these examples were performed in a windows machine. I don´t know if 
>> it is related to some change in gc(), but I tested 
>> calling gc() after each iteration of the algorithm and it did not changes 
>> the observed behaviour.
>>
>>
>>
>> <https://lh3.googleusercontent.com/-VtRnSBrROdQ/VuB3zoXedYI/AAAAAAAAQYQ/uHcqiD_tYO4/s1600/processos.png>
>>
>

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