linux-ext4 - Re: Files full of zeros with coreutils-8.11 and xfs (FIEMAP related?)

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Message-ID: <4DA7214C.4070602@sandeen.net>
Date:	Thu, 14 Apr 2011 11:31:08 -0500
From:	Eric Sandeen <sandeen@...deen.net>
To:	Markus Trippelsdorf <markus@...ppelsdorf.de>
CC:	Yongqiang Yang <xiaoqiangnk@...il.com>,
	Pádraig Brady 
	<P@...igbrady.com>, xfs-oss <xfs@....sgi.com>,
	linux-ext4@...r.kernel.org, coreutils@....org
Subject: Re: Files full of zeros with coreutils-8.11 and xfs (FIEMAP related?)

On 4/14/11 11:28 AM, Markus Trippelsdorf wrote:

<snip>

> Yes, but we're still trying to find out what caused the zeros in the
> binaries that coreutils installed on my system.
> 
> Now the failure only happens when I use "gold" as my linker. With GNU ld
> everything is OK. But I thought this must be a timing issue, because
> gold is faster and the binaries in coreutils-8.11/src are all fine.

maybe xfs_bmap (or filefrag) of the binaries with both linkers would be instructive; are they laid out significantly differently?

does gold preallocate?

-Eric
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