Date: Wed, 4 Jun 2003 08:21:56 -0700 From: Brooks Davis <brooks@one-eyed-alien.net> To: "Daniel C. Sobral" <dcs@tcoip.com.br> Cc: arch@freebsd.org Subject: Re: Making a dynamically-linked root Message-ID: <20030604152156.GB25240@Odin.AC.HMC.Edu> In-Reply-To: <3EDDF732.1060606@tcoip.com.br> References: <20030603113927.I71313@cvs.imp.ch> <16092.35144.948752.554975@grasshopper.cs.duke.edu> <20030603115432.EGLB13328.out002.verizon.net@kokeb.ambesa.net> <20030603122226.BGPM11703.pop018.verizon.net@kokeb.ambesa.net> <3EDD81A4.B6F83135@mindspring.com> <3EDDF732.1060606@tcoip.com.br>
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[-- Attachment #1 --] On Wed, Jun 04, 2003 at 10:42:10AM -0300, Daniel C. Sobral wrote: > Terry Lambert wrote: > >Mike Makonnen wrote: > > > >>2. What happens if I hose one of the libraries? > > > >I always love this one. The same thing that happens if you hose > >your shell, any of your kernel modules get corruptes, you hose > >your kernel, you hose any of the files that the boot loader looks > >in before actually loading the kernel, you hose init, or you hose > >mount, or any one of dozens of other files. > > > >It's not like linking shared gives you any kind of statistically > >significant increase in the number of single points of failure or > >the overall MTBF for the overall system. > > It doesn't? If /bin/sh is hosed, I use /bin/csh. If /bin/ls is hosed, I > use 'echo *'. If /boot/kernel/kernel gets hosed, I use > /boot/kernel.old/kernel. If a module gets hosed, I don't load it or use > the one in kernel.old. And so forth. > > If libc gets hosed, *ALL* programs stop working. > > So, I did not have any single point of failure for single file > corruption before. Now I do. But you claim there was not significant > increase, statistically speaking. Could you please point out what am I > missing? /rescue/sh -- Brooks -- Any statement of the form "X is the one, true Y" is FALSE. PGP fingerprint 655D 519C 26A7 82E7 2529 9BF0 5D8E 8BE9 F238 1AD4 [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (GNU/Linux) iD8DBQE+3g6SXY6L6fI4GtQRAjYfAJ4jc2A4wc3nUFiYpT6lCCqtuF9YvgCgsEjD Ydk3R+ADGim0tId/aaTAjnw= =+i/I -----END PGP SIGNATURE-----home | help
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