gancgrid error: unable to allocate memory for grtmp grid storage

[Jennifer Adams]

What is the output from 'q dims'  before you invoke 'define' ? Can  
you track how much memory is available while you're running the script?
--Jennifer

On May 13, 2008, at 7:59 AM, Petroski, Tom (MLCI) wrote:

> GrADS 2.0 Users,
>
> I get the following error message when using GrADS 2.0.a2, but not  
> with versions 2.0.a1 or 2.0.a0.
>
> “gancgrid error: unable to allocate memory for grtmp grid storage”
>
> I am using the binary files from the ftp site compiled for Linux,  
> but I found these statements in gaio.c lines 2426 – 2435.
>
> /* size of the grid to be read */
>   grsize = xlen * ylen * zlen * tlen * elen;
>
>   /* allocate memory for temporary grids to hold data
>
>      before being placed properly in requested block */
>
>   grtmp = (gadouble *)galloc(grsize * sizeof(gadouble),"grtmp");
>
>   if (grtmp==NULL) {
>     gaprnt (0,"gancgrid error: unable to allocate memory for grtmp  
> grid storage \n");
>     return (1);
>   }
>
> I can successfully open my user created netcdf file,
>
> ga-> q file 2
>
> File 2 : Climatology: 6-hourly means 1971-2000
>
>   Descriptor: climo_71-00.nc
>
>   Binary: climo_71-00.nc
>
>   Type = Gridded
>
>   Xsize = 144  Ysize = 73  Zsize = 1  Tsize = 1464  Esize = 1
>
>   Number of Variables = 1
>
>     hgt_500_clim 0 -103 HGT_500_CLIM
>
> But when I attempt “define clim = hgt_500_clim.2’” under 2.0.a2, I  
> get the earlier mentioned error message.
>
> Is this a bug?
>
> Thank You,
>
> Tom Petroski
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--
Jennifer M. Adams
IGES/COLA
4041 Powder Mill Road, Suite 302
Calverton, MD 20705
jma at cola.iges.org



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