Date: Tue, 25 Oct 2005 09:49:12 -0400 (EDT) From: Peter Matulis <petermatulis@yahoo.ca> To: freebsd-questions@freebsd.org Subject: Re: updating in single-user mode Message-ID: <20051025134912.12965.qmail@web60024.mail.yahoo.com> In-Reply-To: <3480C023-AFED-42A7-A8F3-9821A23A16F8@secure-computing.net>
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--- Eric F Crist <ecrist@secure-computing.net> wrote: > On Oct 24, 2005, at 11:45 PM, Dimitar Vasilev wrote: > > >> I don't reccommend doing installworld or kernel in multiuser, > but > >> I have never > >> had any problems doing it on a lightly loaded machine. With > that > >> said what > >> could bite you is your new kernel not booting or something > broken in > >> userland. You will then need console access (serial or local) > to > >> fix it. I > >> would set up your machine with serial console access and use a > > >> laptop or > >> another machine when you reboot. > >> > >> Beech > >> -- > >> > > I have done it when there is NO activity on the machine. Read > > UPDATING first. > > Reset your securelevel to -1, stop all services except SSH and > go. > > It's possible to break your machine though. > > Then you have to rebuild it again and it's 50/50 to succeed. > > As advised twice, use serial cables/KVM switches if possible. > > -- > > Димитър Василев > > Dimitar Vassilev > > > > GnuPG key ID: 0x4B8DB525 > > Keyserver: pgp.mit.edu > > Key fingerprint: D88A 3B92 DED5 917E 341E D62F 8C51 5FC4 4B8D > B525 > > > If this isn't a production machine, try it. I have been doing > system > updates since 3.4 and not once have I booted into single user mode > to > compile my kernel or userland. I've even done it as recently as > two > weeks ago. I don't have a huge userbase, so my system is pretty > quiet. I also just finished compiling world and compiling & installing my kernel in multi-user. What's the big deal? I did, though, go into single to test (boot) the kernel and install world. Does anyone have a clear understanding of why things can go wrong otherwise? __________________________________________________________ Find your next car at http://autos.yahoo.ca
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