Date: Wed, 18 Jan 2017 10:51:36 +0100 From: Hans Petter Selasky <hps@selasky.org> To: "Eugene M. Zheganin" <emz@norma.perm.ru>, freebsd-net@FreeBSD.org, freebsd-stable <freebsd-stable@FreeBSD.org>, Meny Yossefi <menyy@mellanox.com> Subject: Re: decent 40G network adapters Message-ID: <59b43877-5194-20bc-27b5-486f7f449cf7@selasky.org> In-Reply-To: <587F39E3.1060608@norma.perm.ru> References: <587F39E3.1060608@norma.perm.ru>
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On 01/18/17 10:48, Eugene M. Zheganin wrote: > Hi. > > Could someone recommend a decent 40Gbit adapter that are proven to be > working under FreeBSD ? The intended purpose - iSCSI traffic, not much > pps, but rates definitely above 10G. I've tried Supermicro-manufactured > Intel XL710 ones (two boards, different servers - same sad story: > packets loss, server unresponsive, spikes), seems like they have a > problem in a driver (or firmware), and though Intel support states this > is because the Supermicro tampered with the adapter, I'm still > suspicious about ixl(4). I've also seen in the ML a guy reported the > exact same problem with ixl(4) as I have found. > > So, what would you say ? Chelsio ? > Hi, I think also the Mellanox, mlx4 and mlx5 drivers will support this. Are you using infiniband or TCP for backend? --HPS
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