On Thu, Mar 27, 2008 at 9:44 AM, Paul M <[EMAIL PROTECTED]> wrote:
> Eric Baenen wrote:
>  > Using scp -c blowfish definitely improved things - went from 60Mbps
>  > transfer to 70Mbps and cpu load on the pfSense firewalls varied from 50%
>  > to 70%.
>
>  interesting, I tried this across our lanex and got 20MB/s default
>  (3des), 24MB using blowfish, and 29MB/s using plain old des.
>
>  both machines were core2duo, receiving end was laptop (but copying file
>  to /dev/null), sending end big server with core2duo @2.8GHz, so I'm
>  surprised the CPU was playing such a big part.

He's encrypting multiple times.  Once from firewall to firewall and
once from server to server.  The firewalls appear to be at 100% CPU -
he didn't mention the CPU utilization on the servers performing the
transfer.

--Bill

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