From mboxrd@z Thu Jan  1 00:00:00 1970
From: "J. Bruce Fields" <bfields@fieldses.org>
Subject: Re: "failed to read delta base object at..."
Date: Mon, 25 Aug 2008 18:13:21 -0400
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References: <20080825164602.GA2213@fieldses.org> <alpine.LFD.1.10.0808251153210.3363@nehalem.linux-foundation.org> <20080825213104.GI2213@fieldses.org> <alpine.LFD.1.10.0808251435540.3363@nehalem.linux-foundation.org>
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Cc: git@vger.kernel.org
To: Linus Torvalds <torvalds@linux-foundation.org>
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On Mon, Aug 25, 2008 at 02:37:39PM -0700, Linus Torvalds wrote:
> 
> 
> On Mon, 25 Aug 2008, J. Bruce Fields wrote:
> > 
> > OK.  I seem to recall these pack files are created with something like
> > 
> > 	open
> > 	write
> > 	sync
> > 	close
> > 	rename
> > 
> > ? 
> 
> Yes. We're trying to be _extremely_ safe and only do things that should 
> work for everything.
> 
> > This is just ext3 with data=writeback on a local laptop disk,
> > ubuntu's 2.6.24-21-generic.  Would it be any use trying to look more
> > closely at the pack in connection for any hints?
> 
> You still have the packfile that caused problems available somewhere? If 
> so, absolutely yes. If you have the corrupt pack, please make it 
> available.
> 
> > (But with my git repo back I'm happy enough to just forget this for now
> > if there's not anything obvious to try.)
> 
> With the actual corrupt pack, we can make a fairly intelligent guess about 
> exactly what the corruption was. Was it a flipped bit, or what? So if you 
> have it, please do send it over.

OK!  It's in:

	http://www.citi.umich.edu/u/bfields/bad-pack/

I assume the .idx file isn't interesting, but it's there anyway in case.

--b.