Date: Thu, 7 Aug 2014 08:40:14 -0700 From: aurfalien <aurfalien@gmail.com> To: Daniel Feenberg <feenberg@nber.org> Cc: Daniel Corbe <corbe@corbe.net>, questions@freebsd.org Subject: Re: 10Gbit NIC Message-ID: <351C2D21-C16B-4DCF-A296-3C2ADE36E3CB@gmail.com> In-Reply-To: <alpine.LRH.2.11.1408061657540.28378@sas1.nber.org> References: <ygf61i59yr0.fsf@corbe.net> <alpine.LRH.2.11.1408061657540.28378@sas1.nber.org>
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Solarflare here. Works great. - aurf "Janitorial Services" On Aug 6, 2014, at 2:14 PM, Daniel Feenberg <feenberg@nber.org> wrote: >=20 >=20 > On Wed, 6 Aug 2014, Daniel Corbe wrote: >=20 >>=20 >> Anyone have good experience with 10Gbit in FreeBSD? Have you been = able >> to forward at line rate? What cards give the best performance? >>=20 >> -Daniel >=20 > With 10GBE compatibility has not reached the point where one can worry = about performance. >=20 > We have used HP NC522SFP+ and NC523SFP+ NICs with good result for = 10GBE over DAC. They work with any DAC cable. We found that we could = transfer files over NFS at line rate (but those are large packets). We = don't know if it could pass small packets at line rate. >=20 > We have used Chelsio N310 for DAC, but PXE booting would not work with = non-Chelsio cables, and Chelsio cables are not always available, even = from Chelsio. Also, NFS seemed to hang from time to time (in Linux). >=20 > We did not ever use our Brocade DAC card, we were unable to find a DAC = cable that was accepted by the NIC at PXE boot time. >=20 > We have used Intel X540-T1 with good result for twisted pair. With = twisted pair the cable is completely standard. Cat 6A and 7 have both = worked for us. PXE booting worked. >=20 > We have never used FO. These experiences are mostly with Linux, but = the HP and Chelsio cards have been used with FreeBSD for several years. >=20 > In the future I expect to purchase only the Intel X540 cards. >=20 > Daniel Feenberg >=20 >=20 >> _______________________________________________ >> freebsd-questions@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >> To unsubscribe, send any mail to = "freebsd-questions-unsubscribe@freebsd.org" >>=20 > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to = "freebsd-questions-unsubscribe@freebsd.org"
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