Date: Fri, 24 Jul 2015 10:50:10 +0300 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: Xin Li <delphij@delphij.net> Cc: d@delphij.net, re@FreeBSD.org, freebsd-stable@freebsd.org Subject: Re: freebsd downgrade Message-ID: <20150724075010.GG43740@zxy.spb.ru> In-Reply-To: <55B1EC8F.7050304@delphij.net> References: <1437693686.78236.2.camel@yandex.com> <55B17DEB.6070302@delphij.net> <20150724072052.GF43740@zxy.spb.ru> <55B1EC8F.7050304@delphij.net>
next in thread | previous in thread | raw e-mail | index | archive | help
On Fri, Jul 24, 2015 at 12:43:11AM -0700, Xin Li wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA512 > > > > On 7/24/15 00:20, Slawa Olhovchenkov wrote: > > On Thu, Jul 23, 2015 at 04:51:07PM -0700, Xin Li wrote: > > > >> -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 > >> > >> On 07/23/15 16:21, Stari Karp wrote: > >>> Hi! > >>> > >>> I had a problems with FreeBSD 10.2-BETA2. I used > >>> freebsd-update ugrade and update FreeBSD 10.1-RELEASE. Is it > >>> possible to downgrade BETA2 to 10.1-RELEASE with freebsd-update > >>> upgrade -r 10.1-RELEASE, please? > >> > >> It's not supported (because you may be running binaries that > >> depends on new kernel). > >> > >> What kind of problems did you have? Please let re@ know so we > >> can get them fixed. > > > > For me -- degradate network performance, about 30%. I am do > > verification now, by downgrading kernel. > > What kind of workload and what NIC are you using? Chelsio T580-LP-CR, http serving. r276179 can utilise 40Gbit, r281264 -- only 28Gbit.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20150724075010.GG43740>