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Date:      Sat, 2 Nov 2013 17:19:40 -0500
From:      Mark Felder <feld@FreeBSD.org>
To:        Adrian Chadd <adrian@freebsd.org>
Cc:        freebsd-current <freebsd-current@freebsd.org>
Subject:   Re: Official FreeBSD Binary Packages now available for pkgng
Message-ID:  <157EAEE9-A373-44B1-B50A-080FBD76C593@FreeBSD.org>
In-Reply-To: <CAJ-Vmo=KNWUR0DktdGWP=snAk_KPe_FAhH9deZgSVAfDwY-Kaw@mail.gmail.com>
References:  <5271BC11.1010303@FreeBSD.org> <CACeEFf4Hif3WHufC=i08gbkXb6oC=4sxbyvO4FQnTkRWA7ZwnA@mail.gmail.com> <5272D0DE.4080209@FreeBSD.org> <CACeEFf79RZskefh6RzBhxkHuAWnGjPWRDr_JBTRUWcGH4ZNVTg@mail.gmail.com> <CAOjFWZ7BbdXYi3gQtTvCa3jqTmjOC-tt5bwV1GR8Jf=tOanT%2BQ@mail.gmail.com> <52745B7F.2080608@vangyzen.net> <5274B947.7030607@FreeBSD.org> <1680682c-dc77-4ee3-8e59-ee7356f307a3@email.android.com> <5274D90D.8040508@FreeBSD.org> <20131102113750.GG2951@home.opsec.eu> <5274EFD6.6030504@FreeBSD.org> <CAJ-Vmo=WCV%2BKGXTn9xDP69SHmxF%2B779yVHW6awv_pw3PbE5C5Q@mail.gmail.com> <0F068420-0A1C-4605-90A8-0D1C1120F222@FreeBSD.org> <CAJ-Vmo=KNWUR0DktdGWP=snAk_KPe_FAhH9deZgSVAfDwY-Kaw@mail.gmail.com>

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On Nov 2, 2013, at 3:27 PM, Adrian Chadd <adrian@freebsd.org> wrote:

> A lot of HTTP infrastructure lives on anycast DNS, HTTP redirects and
> geoip records. Saying it's broken and not feasible is nonsense.

More specifically what I was referring to was the fact that =
traditionally HTTP failover with round-robin A records is very =
unreliable; every client can act differently. You really need to be =
doing anycast as well to ensure those records are always available which =
adds additional architecture complexity that the project may not have =
the resources to throw at. GeoDNS also adds a layer of complexity, but =
as it turns out there are members of the project with extensive =
experience running it. SRV would give us very simple, cheap, reliable =
failover. It seems we do have some blockers, though.

The good news is that we fully control the client. Hopefully we can just =
work around these issues.=



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