Date: Thu, 29 Jun 2017 01:59:26 -0400 From: Paras Jha <dreadiscool@gmail.com> To: Vincenzo Maffione <v.maffione@gmail.com> Cc: FreeBSD Net <freebsd-net@freebsd.org> Subject: Re: Netmap with bonded interfaces Message-ID: <CAMs8r4N8Zw%2Br3v46sKQ_KZY-iAnSWy7q5GP4oAgvJJVwt4kwfQ@mail.gmail.com> In-Reply-To: <CA%2B_eA9ifaA2LtJtOitBpRHqCT0uBy-TP1cggPxEDTjUVtDz90Q@mail.gmail.com> References: <CAMs8r4O1w78R0-csa1BXy86oEUq0YbJZ15x_v%2Bbi-0U9OxGUxQ@mail.gmail.com> <CA%2B_eA9ifaA2LtJtOitBpRHqCT0uBy-TP1cggPxEDTjUVtDz90Q@mail.gmail.com>
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It's possible to bypass this by unloading and reloading the patched network driver On Thu, Jun 29, 2017 at 12:39 AM, Vincenzo Maffione <v.maffione@gmail.com> wrote: > Hi, > It is an expected behaviour that you cannot open eth4 and eth5 if they > are bond, as the device are being used by the lagg pseudo-driver. > Since this driver does not have netmap support for the moment being, there > is no way you can get the native mode performance if you use lagg. > > If you just need some failover in your application, you could just > implement a simple failover mechanism in your application (e.g. the > application opens both netmap:eth4 and netmap:eth5, and decides which one > to use for transmission depending on which one is up...). > > Cheers, > Vincenzo > > 2017-06-29 4:16 GMT+02:00 Paras Jha <dreadiscool@gmail.com>: > >> Hi all, >> >> I have a bonded interface bond0 which enslaves eth4 and eth5. When trying >> to open the devices eth4 or eth5 via netmap, I get a "device in use" >> error. >> Opening the bond0 interface directly in netmap works, however it is in >> emulated mode (as expected of a pseudointerface) >> >> What is the idiomatic way to proceed in such a situation, without >> compromising on speed? >> >> Thanks >> _______________________________________________ >> freebsd-net@freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-net >> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >> > > > > -- > Vincenzo Maffione >
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