Date: Thu, 19 Jan 2017 10:30:58 +0000 From: Edward Tomasz =?utf-8?Q?Napiera=C5=82a?= <trasz@FreeBSD.org> To: "Eugene M. Zheganin" <emz@norma.perm.ru> Cc: freebsd-net@FreeBSD.org, freebsd-stable <freebsd-stable@FreeBSD.org> Subject: Re: decent 40G network adapters Message-ID: <20170119103058.GA30694@brick> In-Reply-To: <587F39E3.1060608@norma.perm.ru> References: <587F39E3.1060608@norma.perm.ru>
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On 0118T1448, 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 ? I'd say Chelsio; it's very well supported, it's actively involved in FreeBSD development, and there's hardware-specific iSCSI offload for it (cxgbei).
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