Hi, On Wed, 19 Nov 2008, H.J. Lu wrote:
> On Wed, Nov 19, 2008 at 7:18 PM, Nicholas Nethercote > <[EMAIL PROTECTED]> wrote: > > On Tue, 18 Nov 2008, H.J. Lu wrote: > > > >>> I used malloc to create my arrays instead of creating the in the stack. > >>> My program is working now but it is very slow. > >>> > >>> I use two-dimensional arrays. The way I access element (i,j) is: > >>> array_name[i*row_length+j] > >>> > >>> The server that I use has 16GB ram. The ulimit -a command gives the > >>> following output: > >>> time(seconds) unlimited > >>> file(blocks) unlimited > >>> data(kbytes) unlimited > >>> stack(kbytes) 8192 > >> > >> ^^^^^^^^^^^^^^^^^^^^^^^^ > >> > >> That limits stack to 8MB. Please change it to 1GB. > > > > Why? > > > > int buffer1[250][1000000]; > > takes close to 1GB on stack. Read the lines you quoted carefully again. Ciao, Michael.