Date: Tue, 13 May 2003 15:11:27 +0200 (CEST) From: 520023893678-0001@t-online.de (P. U. Kruppa) To: Matthew Seaman <m.seaman@infracaninophile.co.uk> Cc: freebsd-questions@freebsd.org Subject: Re: cvsup question Re: Re: Upgrade or Install new version offreebsd for Sendmail Message-ID: <20030513145658.O65541@small.pukruppa.de> In-Reply-To: <20030513100250.GA52461@happy-idiot-talk.infracaninophile.co.uk> References: <20030512190043.CA76737B408@hub.freebsd.org> <3676.66.190.246.64.1052802517.squirrel@www.reallynicehosting.com> <20030513100250.GA52461@happy-idiot-talk.infracaninophile.co.uk>
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Hi! > You could manually shutdown as many of the processes running on the > system as possible, kick all the users off and do whatever else you > can to make the machine quiescent and then just run the 'make > installworld' and 'mergemaster' steps from multiuser mode and reboot. > Chances are you'll get away with that, especially if it's a relatively > small jump in version numbers. However, if things go wrong, then you > are up a gum tree. Your vital server has been left unbootable and you > haven't got any recourse other than to get physical access to the > machine and do a full disaster recovery re-install backups from > scratch type exercise. Actually I am using the cvs-up procedure on my private machine for about 3 years now and don't drop into single user mode and there never were any complications. But of course you are right to take the safe way on a production server. > > Now I upgraded from 4.7 release to 4.8 stable and everything seems to have > > been running fine for the past two weeks since I did so except on two > > seperate occasions the server has completely frozen and been unresponsive > > until my NOC did a forced reboot for me and everything came back to normal > > with no signs of the problem in any log files. I have seen this happening to our freebsd and linux machines sometimes. I suspect this is the result of instabilities in the electricity. Regards, Uli. +-----------------------------------+ | Peter Ulrich Kruppa | | - Wuppertal - | | Germany | +-----------------------------------+
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