>      Well, it looks like at least part of the capacity answer was in the
Linux
> FreeS/WAN Compatibility Guide, right above the crypto hardware section at:
>
<http://www.freeswan.org/freeswan_trees/freeswan-1.91/doc/compat.html#multip
ro
> cessor>, namely the dual processor option. I've long used dual CPU
machines
> with NT4 & NT5, all the way back to dual PPro machines.
>
>      On the other hand, the article cited above glosses over a problem
with
> multiple CPU's: The linux 2.2x kernel does *not* have a multithreaded IP
> stack. If you remember about 2½ years ago, NetCraft had a "shootout"
between
> NT4/IIS and linux 2.2x/apache, on quad Xeon Dell's... And IIS blew apache
out
> of the water as the load increased. As it turns out after long analysis,
the
> bottleneck was the IP stack only using one CPU; and the problem wasn't
fixed
> until the v2.4 kernel was released.
>
>      As I look at the FreeS/WAN documentation with an eye towards a dual
CPU
> mobo, I notice that it still uses the 2.2x kernel, which means I lose the
> symmetric multiprocessing capacity, and end up somewhere between NetWare 4
and
> MacOS 9 running on dual CPU boxes.
>
>      Are there any FreeS/WAN implementations using the v2.4x kernel?

Not in the LEAF perview, but if you're willing to do a bit of work (see
Jacque Nilo's posts about using an unpatched 2.4 kernel) or forgo
automatically backing up root, I'll build you a 2.4 kernel with the IPSec
patches applied...maybe even an experimental CD-Rom image.

Charles Steinkuehler
http://lrp.steinkuehler.net
http://c0wz.steinkuehler.net (lrp.c0wz.com mirror)




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