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Re: git repo being corrupted?

From
David Brown <git@davidb.org>
Date
Apr 7, 2008, 16:15 UTC
Message-ID
<20080407161525.GA25894@old.davidb.org>
In-Reply-To
<20080407113921.GA13667@bit.office.eurotux.com>
On Mon, Apr 07, 2008 at 12:39:21PM +0100, Luciano Rocha wrote:
Show 7 quoted lines
>> > You're using XFS. Did you have a power fail in the recent past?
>> 
>> How did you know?
>
>XFS doesn't order metadata writes with data writes, so if the power
>fails, it can find an update in the journal but the data wasn't written.
>Then it fills the file with zeroes to the new size.
This behavior should be a lot better for recent kernels.

xfs does even better with write barriers. But any file change that is more than one write can be corrupted or split by an inopportune powerdown.

David
Previous: Luciano RochaNext: Luciano Rocha
Message 5 of 6 in “git repo being corrupted?”
  1. Luke DiamandApr 7, 2008
  2. Luciano RochaApr 7, 2008
  3. Luke DiamandApr 7, 2008
  4. Luciano RochaApr 7, 2008
  5. David BrownApr 7, 2008
  6. Luciano RochaApr 7, 2008

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