Date: Sat, 2 Oct 2010 20:07:28 +0700 From: Phan Quoc Hien <phanquochien@gmail.com> To: Ronald Klop <ronald-freebsd8@klop.yi.org> Cc: freebsd-fs@freebsd.org Subject: Re: Data loss when hard shutdown! Message-ID: <AANLkTi=Urr3B4Rxgm3OqffiSSDAeZpaJnSUX5sKSB9zW@mail.gmail.com> In-Reply-To: <op.vjx80ows8527sy@212-123-145-58.ip.telfort.nl> References: <AANLkTi=eib81J1zUT_HmPcXOBFiLDFmyA8Q-KZV5HikE@mail.gmail.com> <op.vjx6e4o08527sy@212-123-145-58.ip.telfort.nl> <AANLkTik53kP7K-EcHy=uO2QdAJe5r7MvJxmbsCQ_b0Ye@mail.gmail.com> <20101002132548.00002898@unknown> <AANLkTina-12oxTxaBgzeQqF7n4GroDd76hiMprky6_r=@mail.gmail.com> <op.vjx80ows8527sy@212-123-145-58.ip.telfort.nl>
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The reason is power supply problems! Thank for your respond again. Have a nice day. On Sat, Oct 2, 2010 at 7:59 PM, Ronald Klop <ronald-freebsd8@klop.yi.org>wrote: > On Sat, 02 Oct 2010 14:49:50 +0200, Phan Quoc Hien <phanquochien@gmail.com> > wrote: > > Thank for your respond. I have checked my fstab file. I didn't see any >> option about SoftUpdates for my / partition. >> > > When you give the command 'mount' you will see several lines like this. > > /dev/ad8s1d on /var (ufs, local, soft-updates) > > Softupdates can be enabled/disabled with the command tunefs. See 'man > tunefs'. > > My advice is to not pull the power plug after changing critical files, but > to reboot cleanly. Than there is no problem for 99% of the time and your > computer is fast also. > Or is there a reason for you to prefer the power plug? > > Ronald. > > > > On Sat, Oct 2, 2010 at 7:25 PM, Bruce Cran <bruce@cran.org.uk> wrote: >> >> On Sat, 2 Oct 2010 19:19:12 +0700 >>> Phan Quoc Hien <phanquochien@gmail.com> wrote: >>> >>> > Thanks for your respond.! >>> > Yes. I pulled the power plug . >>> > I edited rc.conf and save it then pulling the power plug. And system >>> > boot next time rc.conf is a blank file...! >>> >>> This is an issue when using SoftUpdates - data isn't written to disk >>> immediately, and empty files are produced when power is lost. See >>> http://www.freebsd.org/doc/en/books/faq/disks.html#SAFE-SOFTUPDATES for >>> details. >>> >>> -- >>> Bruce Cran >>> >>> >> >> _______________________________________________ > freebsd-fs@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-fs > To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org" > -- Best regards, Mr.Hien E-mail: phanquochien@gmail.com Website: www.mrhien.info
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