Date: 22 Jun 2004 16:59:29 +0200 From: Christian Laursen <xi@borderworlds.dk> To: freebsd-questions@freebsd.org Subject: Re: [OT] Re: What's the best possible email failover solution Message-ID: <86llifzlim.fsf@borg.borderworlds.dk> In-Reply-To: <20040622105555.72a08502.wmoran@potentialtech.com> References: <20040621132006.2b1a296f.wmoran@potentialtech.com> <a22ff294040621115173bad2e0@mail.gmail.com> <20040621172520.3544d6fe.wmoran@potentialtech.com> <20040621214348.GB63857@happy-idiot-talk.infracaninophile.co.uk> <20040621175626.3e762448.wmoran@potentialtech.com> <40D76DA3.9090809@mac.com> <20040621204111.6e684d45.wmoran@potentialtech.com> <40D79FF9.20308@mac.com> <20040622084726.524bfa39.wmoran@potentialtech.com> <3016.217.162.71.141.1087911989.squirrel@serv04.inetworx.ch> <20040622100825.01f0b258.wmoran@potentialtech.com> <40D8458D.1060500@zonnet.nl> <20040622105555.72a08502.wmoran@potentialtech.com>
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Bill Moran <wmoran@potentialtech.com> writes: > Nico Meijer <nico.meijer@zonnet.nl> wrote: > > > Hi Bill, > > > > > The other option is to take what appears to be the best IMAP server out > > > there (Cyrus) and figure out a way to do real-time mirroring of the > > > mailboxes. > > > > Depending on the size / number of messages: how about using rsync and > > OpenBSD's CARP? > > > > True, it will not be realtime, but the synchronization (note the > > "depending" above) might take place regularly. > > Problem is: rsyncing the mail directories takes about 20 minutes, and the > only way to ensure that a good copy is achieved is to shut down Cyrus > during the backup. This makes it a little prohibitive to be doing this > very often. If you are running FreeBSD 5, you should be able to make a filesystem snapshot and rsync from there. -- Christian Laursen
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