On 06/29/2011 10:36 AM, Christoph Hellwig wrote:
On Wed, Jun 29, 2011 at 10:29:02AM -0700, Sunil Mushran wrote:
I'm not too sure about that. Atleast not enabled by default. Most users
use cp to backup data. Not empty space. In this case, this empty extent
may not even be de-dupable.
Frankly I'd be happier of cp started to exploited fallocate() to create larger
extents before copying data into them. Atleast for the large files.
That's what delayed allocation is for.
A feature fewer file systems support than fallocate(). ;)
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