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From: | Jim Meyering |
Subject: | Re: BTRFS file clone support for cp |
Date: | Thu, 30 Jul 2009 18:48:44 +0200 |
Ric Wheeler wrote: > I think that doing reflink by default would be a horrible idea - one > good reason to copy a file is to increase your level of fault > tolerance and reflink magically avoids that :-) Good point. This would constitute another user-visible semantic change in cp: a disk fault that affects any non-metadata block of a ref-linked file affects both copies. GNU cp will soon attempt this only when a --reflink option is specified.
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