Hi Manuel,

Manuel Bouyer wrote:

> Probably a shoot in the dark, I didn't think about it much, but ...
> Does your sender/receiver processes make use of the network adapter ?

We don't actually hit the network adapter at all.  Here's "vmstat 1" as
I start the program:

 procs     memory      page                       disks      faults          cpu
 r b w     avm    fre  flt  re  pi   po   fr   sr f0 m0 c0   in     sy    cs us sy id
 0 0 0 1032856 807988    6   0   0    0    0    0  0  0  0   25     80    12  0 0 100
 0 0 0 1032856 807988    5   0   0    0    0    0  0  0  0   25    169    34  0 0 100
 0 0 0 1032856 807988    5   0   0    0    0    0  0  0  0   21     73    11  0 0 100
 2 0 0 1033028 807800   87   0   0    0    0    0  0  0  0   19 229411 58393  4 20 75
 1 0 0 1033028 807800    5   0   0    0    0    0  0  0  0   20 278233 69764  3 27 70
 1 0 0 1033028 807800    6   0   0    0    0    0  0  0  0   14 275263 69933  3 27 69

"netstat -i 1" also shows only localhost traffic.

Simon.
--
Simon Burge                            <simonb@wasabisystems.com>
NetBSD Support and Service:         http://www.wasabisystems.com/