Date: Wed, 3 Dec 2003 07:00:43 +0100 (CET) From: Peter Ulrich Kruppa <root@pukruppa.de> To: Alex de Kruijff <freebsd@akruijff.dds.nl> Cc: freebsd-questions@freebsd.org Subject: Re: Is there a guide to Upgrading a FreeBSD server remotely Message-ID: <20031203065356.X741@pukruppa.net> In-Reply-To: <20031203021242.GB562@dds.nl> References: <3FCBF280.9060108@acm.org> <20031203021242.GB562@dds.nl>
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On Wed, 3 Dec 2003, Alex de Kruijff wrote: > On Tue, Dec 02, 2003 at 03:01:36AM +0100, Denis Fortin wrote: > > Greetings, > > > > I've Google'd a bit, but I cannot find a "survival guide to upgrading > > a FreeBSD system remotely". > > > > The Handbook's procedure is excellent (cvsup to the RELENG branch and > > then make'ing world), but it requires going into single user mode and > > using the console, two things which may not be possible in the context > > of a server sitting unattended in a hosting center 10000 kilometers away. > > > > Has anyone written a quick guide on issues that can arise in this kind > > of situation? (For instance, one the the issues is that one might end > > up with a bad kernel: have people devised a way for the boot code to > > interact with "reboot -k xxx" to revert to the default kernel after an > > unsucessful boot, or after a specific time?) > > > Although its not recommended to do this, it can be done. It basicaly > comes down to following the manual (without rebooting into single > usermode) and be very very carefull. Read everything you need to read, > run every command you need to run and have someone sitting there in case > it goes wrong. > > Note: I've never done this on a busy system. That is the really important thing: there shouldn't be any other traffic on the system. Do everything step by step and keep a logfile to check if everything worked o.k. . Do something like # make buildworld > logfile & In case your connection breaks, buildworld will go on and you can check everything when it is up again. With # tail -f logfile you can check the advance anytime you whish. Uli. > -- > Alex > > Articles based on solutions that I use: > http://www.kruijff.org/alex/index.php?dir=docs/FreeBSD/ > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > +---------------------------+ | Peter Ulrich Kruppa | | Wuppertal | | Germany | +---------------------------+
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