Date: Tue, 15 Jul 2014 15:22:34 +0430 From: Hooman Fazaeli <hoomanfazaeli@gmail.com> To: Slawa Olhovchenkov <slw@zxy.spb.ru> Cc: freebsd-arch@freebsd.org Subject: Re: UDP/TCP versus IP frames - subtle out of order packets with hardware hashing Message-ID: <53C507F2.2090604@gmail.com> In-Reply-To: <20140715093125.GA89128@zxy.spb.ru> References: <CAJ-VmomUNJ23CHLLX2qryAuE2XQyBmo30du3MuRnobs%2BwEkguA@mail.gmail.com> <53C4EE00.5090705@gmail.com> <20140715093125.GA89128@zxy.spb.ru>
next in thread | previous in thread | raw e-mail | index | archive | help
On 7/15/2014 2:01 PM, Slawa Olhovchenkov wrote: > On Tue, Jul 15, 2014 at 01:31:52PM +0430, Hooman Fazaeli wrote: > >> Doesn't the problem applies to TCP too? >> TCP may be fragmented too but is less likely because of MSS. > Don't forget GRE, IPIP, ESP and AH! > These protocols don't use port numbers and the RSS hash is computed based on the (srcip,dstip) tuple, so the problem does not apply to them. -- Best regards. Hooman Fazaeli
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?53C507F2.2090604>