[gradsusr] Unable to allocate memory error

[Stephen McMillan]

Thanks for your feedback, Ricardo.  It confirms what I had suspected.  I
think another issue may be that my GrADS is the 32-bit, not 64-bit version,
I think.

Stephen


On Fri, Aug 8, 2014 at 2:48 PM, Ricardo Hallak <ricardo.hallak at iag.usp.br>
wrote:

> Stephen,
> I cheked my old anottations. In that time I used :
> grads -m 1600000 -lc 'run <somescript.gs>'
>
> because my problem occured during the "display" command. That is, the
> number is really in Mb, not in Gb.
>
> My guess, now, is that your problem is a limit in the Windows memory
> configuration, not a Grads buffer limitation, so that the -m option will
> not work.
>
> However, now I remember that, in LINUX, we used to SET a Environmetal
> Variable to allocate more than 2 GB memory in the .bashrc file.
> Unfortunatelly, I don't kow how to do it in Windows. Maybe someone else in
> the gradslist could help with this question: how to amplify the available
> memory for running programs in Windows?
>
> Thanks,
> Ricardo
>
> ------------------------------
>
> *De: *"Stephen McMillan" <smcmillan at planalytics.com>
> *Para: *"GrADS Users Forum" <gradsusr at gradsusr.org>
> *Enviadas: *Sexta-feira, 8 de Agosto de 2014 14:27:28
> *Assunto: *Re: [gradsusr] Unable to allocate memory error
>
>
> Mark,
> According to the documentation (
> http://www.iges.org/grads/gadoc/gradcomdgrads.html), the -m option is
> supplied at launch, for example, grads -m NNN.
> Stephen
>
>
> On Fri, Aug 8, 2014 at 1:22 PM, Mark Sponsler <msponsler at comcast.net>
> wrote:
>
>> I've have the same question. How or where in grads does one actually
>> invoke the -m option when grads runs on MS Windows?
>>
>>
>>
>> On August 8, 2014 9:42:38 AM PDT, Ricardo Hallak <
>> ricardo.hallak at iag.usp.br> wrote:
>>
>>> Hi Stephen,
>>> I remember i've already used the option -m with a very large additional
>>> memory allocation for a high resolution (x,y) field, and it solved the
>>> problem.
>>> Your try was -m 3000000 (3 Mb) or 3 Gb (3.000.000.000)?
>>>
>>> Regards,
>>> Ricardo
>>>
>>> ------------------------------
>>>
>>> *De: *"Stephen McMillan" <smcmillan at planalytics.com>
>>> *Para: *"GrADS Users Forum" <gradsusr at gradsusr.org>
>>> *Enviadas: *Sexta-feira, 8 de Agosto de 2014 12:17:08
>>> *Assunto: *[gradsusr] Unable to allocate memory error
>>>
>>> I've been running a script that uses high resolution data, but after a
>>> point it generates an "unable! to allocate memory" error and stackdump, if
>>> I use too large an x-y domain.  Looking at my Task Manager, this appears to
>>> happen when it hits a 2GB memory ceiling for the GrADS process.  Total
>>> laptop memory used at point of stackdump is under 5GB (I have 8GB RAM on my
>>> Windows7 laptop).
>>>
>>> Is there any way within GrADS to increase the 2GB limit?  I tried using
>>> the -m switch (-m 3000000, for example) when launching GrADS prior to
>>> running my script.  By the way, the script works fine as long as it doesn't
>>> hit the 2GB ceiling.  Is there something else I can do to overcome this?
>>>  I've already iincluded code to undefine previously-defined variables as
>>> soon as no longer needed.
>>>
>>> I'm using version 2.0.1.oga.1
>>>
>>> Thanks
>>> Stephen McMillan
>>>
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>>>
>> Thanks,
>> Mark
>>
>> Sent from my 4G LTE Samsung Galaxy Note
>>
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>>
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