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Date: Mon, 18 Feb 2008 10:35:01 -0500
From: Theodore Tso <tytso@mit.edu>
To: Andi Kleen <andi@firstfloor.org>
Cc: Tomasz Chmielewski <mangoo@wpkg.org>, LKML <linux-fsdevel@vger.kernel.org>,
       LKML <linux-kernel@vger.kernel.org>
Subject: Re: very poor ext3 write performance on big filesystems?
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On Mon, Feb 18, 2008 at 04:57:25PM +0100, Andi Kleen wrote:
> > Use cp
> > or a tar pipeline to move the files.
> 
> Are you sure cp handles hardlinks correctly? I know tar does,
> but I have my doubts about cp.

I *think* GNU cp does the right thing with --preserve=links.  I'm not
100% sure, though --- like you, probably, I always use tar for moving
or copying directory hierarchies.

  	     	     	       	       - Ted
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