Re: using iperf with small buffers

[Jon Dugan <jdugan --at-- ncsa.uiuc.edu>]

On Thu, Apr 08, 2004 at 01:34:41PM -0400, jesse butler wrote:
> Good thought, but not quite on.  I'm running Solaris, which doesn't much 
> care what your buffer size is.
> There is this peice of code in Settings.cpp, though:
> 
>    case 'w': // TCP window size (socket buffer size)
>    mTCPWin = (long) byte_atof( optarg );
>    if ( mTCPWin < 2048 ) {
>        printf( warn_window_small, mTCPWin );
>    }
>    break;
> 
> So, now I'd like to snip this bit and rebuild, but am not sure if that 
> will affect operation at all.  If anyone has any warnings, please let me 
> know.  In that case, I'll have to go back to ttcp.

  *sigh*  That's what I get for not actually checking the code.  I'm not sure
  why that's there.  

  At any rate, removing that check won't hurt anything and will give you the
  desired behavior.

Jon
-- 
Jon Dugan             |  Senior Network Engineer, NCSA Network Research
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