* Sebastian Reitenbach <[email protected]> [2012-04-17 10:40]:
> On Tuesday, April 17, 2012 09:35 CEST, Henning Brauer <[email protected]> 
> wrote: 
>  
> > * Marcin <[email protected]> [2012-04-17 08:59]:
> > > I am looking for a hardware recommendation for a new OpenBSD based
> > > firewalls. So far I have been using IBM x336s, but they are slowly
> > > approaching end of life.
> > > 
> > > What I am after:
> > > * 1U i386/amd64 server,
> > > * 2 sockets,
> > 
> > what for? unless you run extremely heavy userland proxies, you don't
> > get much (any) benefit, especially given that the one-socket machines
> > are all 4core now.
> > 
> > > * RAID 1 SAS/SATA controller (2 hard drives are enough)
> > 
> > what for? that increases complexity and thus chance to fail with no
> > benefit. you have no precious data on those disks and have two
> > machines.
> > 
> > I'm very happy with Supermicro X9SC* based systems, with Xeon E3-1220
> > and an Intel SSD. Check with your local supplier for exact model
> > options. Superior performance, 35W idle, no trouble whatsoever, fair
> > pricing.
> 
> Sorry for hijacking the thread, but I was going to ask a very similar 
> question later today.
> I've seen, some of those boards have IPMI interface, which would be one of my 
> requirements.

I don't use their ipmi, all hail cereal consoles.

> The processor with its 4 cores should probably be fine handling a few 
> ftp-proxy and relayd.

easily.

> I'd like to put in two 10GB ethernet adapters, CX or fibre is still to be 
> decided. Looking 
> at the amd64.html page, I found the ixgb, ix, xge and tht supported. Looking 
> at the manual
> pages, I'd probably go for the xge based cards, since they support checksum 
> offload and 
> VLAN tag insertion and stripping, to move some load from the CPU on to the 
> network cards. 

CPU cycles are not your problem really. memory bandwidth is another story.

> I'd like to know if my assumption to the cards are right, and whether this 
> box would be able
> to handle that kind of bandwidth the cards provide. It actually only needs to 
> handle about 3GB/s,
> but don't want to start trunking GigaBit interfaces. Or if I'm wrong with my 
> assumptions,
> if someone has good experience with other 10GbE adapters.

it should, I think, but this is always a bit hard to predict.

-- 
Henning Brauer, [email protected], [email protected]
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