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

To: Markus Trippelsdorf <markus@xxxxxxxxxxxxxxx>
Subject: Re: Files full of zeros with coreutils-8.11 and xfs (FIEMAP related?)
From: Eric Sandeen <sandeen@xxxxxxxxxxx>
Date: Thu, 14 Apr 2011 11:31:08 -0500
Cc: Yongqiang Yang <xiaoqiangnk@xxxxxxxxx>, Pádraig Brady <P@xxxxxxxxxxxxxx>, xfs-oss <xfs@xxxxxxxxxxx>, linux-ext4@xxxxxxxxxxxxxxx, coreutils@xxxxxxx
In-reply-to: <20110414162856.GA21658@xxxxxxxxxxxxxx>
References: <20110414102608.GA1678@xxxxxxxxxxxxxx> <20110414120635.GB1678@xxxxxxxxxxxxxx> <20110414140222.GB1679@xxxxxxxxxxxxxx> <4DA70BD3.1070409@xxxxxxxxxxxxxx> <4DA717B2.3020305@xxxxxxxxxxx> <4DA7182B.8050409@xxxxxxxxxxxxxx> <4DA71920.9@xxxxxxxxxxx> <20110414160343.GA12787@xxxxxxxxxxxxxx> <BANLkTimRxvBMp9M7zwiUY_UmmFOY5N58+A@xxxxxxxxxxxxxx> <20110414162856.GA21658@xxxxxxxxxxxxxx>
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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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