Date: Sat, 2 Oct 2010 19:19:12 +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: <AANLkTik53kP7K-EcHy=uO2QdAJe5r7MvJxmbsCQ_b0Ye@mail.gmail.com> In-Reply-To: <op.vjx6e4o08527sy@212-123-145-58.ip.telfort.nl> References: <AANLkTi=eib81J1zUT_HmPcXOBFiLDFmyA8Q-KZV5HikE@mail.gmail.com> <op.vjx6e4o08527sy@212-123-145-58.ip.telfort.nl>
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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...! On Sat, Oct 2, 2010 at 7:02 PM, Ronald Klop <ronald-freebsd8@klop.yi.org>wrote: > On Sat, 02 Oct 2010 13:28:59 +0200, Phan Quoc Hien <phanquochien@gmail.com> > wrote: > > hello everybody. >> I'm new to freebsd, When I hard shutdown my freebsd box..it caused lost >> some >> file. I used UFS2. How can prevent that? or recovery my file? >> Thanks! >> >> > By hard shutdown you mean pulling the power plug? > > UFS2 (and most other filesystems on other operating systems) guarantee > consistency of metadata (filenames, directory structures, etc.) after a > crash. However it is possible to loose the last X seconds of unwritten data. > That can be the complete contents of a new file. > > If it is really important you can mount your filesystem 'sync' see 'man > mount' in which case it will become slow, but more up-to-date. > > Ronald. > _______________________________________________ > 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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