| To: | Joe Krahn <jkrahn@xxxxxxxxx> |
|---|---|
| Subject: | Re: Files with zeros, crash, questions |
| From: | Andi Kleen <ak@xxxxxxx> |
| Date: | Thu, 31 May 2001 17:29:23 +0200 |
| Cc: | linux-xfs@xxxxxxxxxxx |
| In-reply-to: | <3B15A7E0.BF08E07A@nc.rr.com>; from jkrahn@nc.rr.com on Wed, May 30, 2001 at 10:09:36PM -0400 |
| References: | <3B15A7E0.BF08E07A@nc.rr.com> |
| Sender: | owner-linux-xfs@xxxxxxxxxxx |
| User-agent: | Mutt/1.2.5i |
On Wed, May 30, 2001 at 10:09:36PM -0400, Joe Krahn wrote: > A few questions: > Why do I get zero-filled files on a crash, but I never see > them on an SGI crash? Also, I never see it with ext2, which > probably leaves the previous contents for unsynced files > insteds of zeros. It would be nice if unsynced XFS would > leave the previous contents for unsynced files, and it would > also be good to store a list of suspect files on reboot. XFS/Irix supports "unwritten extents", XFS/Linux doesn't and the not yet flushed but extents turn into zeroed holes after crash. See the "might have found a bug" thread some time ago for more information. -Andi |
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