SSL acceleration cards

Riccardo Veraldi riccardo.veraldi at
Thu Mar 13 19:31:13 UTC 2014

the problem is that SSL applications like SSH fiel transfer with SCP or SFTP
performs terrivle on  Ultra SPARC III CPU, on 1Gbit network LAN
i get only 3MB/s, and this is CPU bottle neck...
i thought that a SSL accel card could help out a bit on my sun blade 1000
but maybe I am wrong...

On 3/13/14 5:35 PM, John-Mark Gurney wrote:
> Riccardo Veraldi wrote this message on Thu, Mar 13, 2014 at 10:42 +0100:
>> I have a Sun Blade system with FreeBSD 9.2
>> I would like to ask which SSL acceleration card is well supported in
>> par a iticular for sparc64 platform.
>> Any of the one dor x86 will work also on sparc64 ?
>> anyone uses that on sparc64 platforms ?
> I don't know of any modern crypto acceleration card that is supported
> by FreeBSD...  There are many old ones, like the hifn, but when I
> was researching them a while back, the performance was so slow that
> you might as well do software crypto...
> The other one is Broadcom's (ubsec(4)) but the faster card only runs at
> 1Gbit/s and no support for AES-GCM (though we don't have AES-GCM support
> in the tree, so it wouldn't help anyways)...
> I'm not sure if anyone has ever tried to run these cards in a non-x86
> machine...  There could be endian issues w/ the drivers....
> When trying to purchase these cards, either I couldn't find a supplier,
> or the price was so high, it'd be cheaper to buy a whole new system w/
> a modern amd64 processor that has AES-NI to do it...  Even some sub-$150
> CPUs support AES-NI which can give you 2GBbytes/s per core AES-XTS
> (sans geli overhead)...  I did most of my AES-NI work on an AMD
> A10-5700...  Though FreeBSD 9.2 doesn't have all the latest AES-NI
> improvements, nor does 9-stable, so AES-NI is only marginally faster
> than software crypto in 9.x...
> There are some modern cards out there, but no one has written drivers
> out there, or the vendors are not supporting writing drivers for
> them...
> What is your use case that you are looking to use the card for?

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