Hi, all

Thank you for your comments.
I think that I misunderstood what gc() does because gc() is working as you
posted.

I posted my question because gc() doesn't reduce memory in use in a few
system memory monitoring tools that I tested.

Regards,

Hyunchul

On Sat, Sep 4, 2010 at 8:50 PM, jim holtman <jholtman@gmail.com> wrote:

> Seems to work for me:
>
> > x <- matrix(0,10000,10000)
> > object.size(x)
> 800000112 bytes
> > gc()
>            used  (Mb) gc trigger  (Mb)  max used  (Mb)
> Ncells    174104   4.7     741108  19.8    741108  19.8
> Vcells 101761938 776.4  113632405 867.0 102762450 784.1
> > rm(x)
> > gc()
>          used (Mb) gc trigger  (Mb)  max used  (Mb)
> Ncells  174202  4.7     741108  19.8    741108  19.8
> Vcells 1761954 13.5   90905923 693.6 102762450 784.1
>
>
> On Sat, Sep 4, 2010 at 12:46 AM, Hyunchul Kim
> <hyunchul.kim.sfc@gmail.com> wrote:
> > Hi, all
> >
> > I have a huge object that use almost all of available memory.
> >
> > R> rm(a_huge_object)
> > R> gc()
> >
> > doesn't free memory and ?gc doesn't show anything.
> >
> > Are there any suggestion?
> >
> > Thanks in advance,
> >
> > Regards,
> >
> > Hyunchul
> >
> >        [[alternative HTML version deleted]]
> >
> > ______________________________________________
> > R-help@r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
> >
>
>
>
> --
> Jim Holtman
> Cincinnati, OH
> +1 513 646 9390
>
> What is the problem that you are trying to solve?
>

	[[alternative HTML version deleted]]

