Re: very poor ext3 write performance on big filesystems?

From: Jan Engelhardt
Date: Wed Feb 20 2008 - 05:57:43 EST



On Feb 18 2008 10:35, Theodore Tso wrote:
>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.

But GNU tar does not handle acls and xattrs. So back to rsync/cp/mv.
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