Date: Tue, 18 Aug 2009 15:31:46 +0200 From: Ruben de Groot <mail25@bzerk.org> To: Erik Norgaard <norgaard@locolomo.org> Cc: questions@freebsd.org Subject: Re: Recovering files after a crash Message-ID: <20090818133146.GA13762@ei.bzerk.org> In-Reply-To: <4A8A5887.1080304@locolomo.org> References: <4A8A5887.1080304@locolomo.org>
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On Tue, Aug 18, 2009 at 09:30:15AM +0200, Erik Norgaard typed: > Hi: > > I woke op to a crash this morning after a powerfailure, and now dmesg > shows this: > > WARNING: / was not properly dismounted > GEOM_LABEL: Label ufsid/442f8ac1c0db9af2 removed. > GEOM_LABEL: Label for provider ad6s1a is ufsid/442f8ac1c0db9af2. > GEOM_LABEL: Label ufsid/442f8ac5a7fa5dda removed. > GEOM_LABEL: Label for provider ad6s1d is ufsid/442f8ac5a7fa5dda. > GEOM_LABEL: Label ufsid/442f8ac950b22b46 removed. > GEOM_LABEL: Label for provider ad6s1e is ufsid/442f8ac950b22b46. > GEOM_LABEL: Label ufsid/442f8ad3e5c88ab8 removed. > GEOM_LABEL: Label for provider ad6s1f is ufsid/442f8ad3e5c88ab8. > GEOM_LABEL: Label ufsid/442f8ad59f647596 removed. > GEOM_LABEL: Label for provider ad6s1g is ufsid/442f8ad59f647596. > GEOM_LABEL: Label ufsid/442f8ae2200a8064 removed. > GEOM_LABEL: Label for provider ad6s1h is ufsid/442f8ae2200a8064. > GEOM_LABEL: Label ufsid/442f8ac1c0db9af2 removed. > GEOM_LABEL: Label ufsid/442f8ac5a7fa5dda removed. > GEOM_LABEL: Label ufsid/442f8ac950b22b46 removed. > GEOM_LABEL: Label ufsid/442f8ad3e5c88ab8 removed. > GEOM_LABEL: Label ufsid/442f8ad59f647596 removed. > GEOM_LABEL: Label ufsid/442f8ae2200a8064 removed. > > The problem is that I have no idea which files were affected. According to this, no file was affected. > So, now some questions: > > First, how do I determine which files were corrupted? And how do I > recover these files? > > Second, / is mostly read-only, in fact, I can't think of any file on > that partition that should be modified at all: /tmp is on a separate > partition, I have source files on /usr/local rather than the default, in > fact, only root user files are modified during a normal day, but it's > been days since I logged in as root. > > How do I protect read-only files from being corrupted in the first > place? I have tried mounting / read-only but that gave a load of other > problems. > > Thanks, Erik > > > -- > Erik N?rgaard > Ph: +34.666334818/+34.915211157 http://www.locolomo.org > _______________________________________________ > 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"
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