Am 26.06.2014 02:08, schrieb Gregory Farnum: > It's a good idea, and in fact there was a discussion yesterday during > the Ceph Developer Summit about making scrub repair significantly more > powerful; they're keeping that use case in mind in addition to very > fine-grained ones like specifying a particular replica for every > object.
+1 This would be very cool. > Yeah, it's got nothing and is relying on the local filesystem to barf > if that happens. Unfortunately, neither xfs nor ext4 provide that > checking functionality (which is one of the reasons we continue to > look to btrfs as our long-term goal). When thinking in petabytes scale, bit rot going to happen as a matter of fact. So I think Ceph should be prepared, at least when there are more than 2 replicas. Regards Christian -- Dipl.-Inf. Christian Kauhaus <>< · [email protected] · systems administration gocept gmbh & co. kg · Forsterstraße 29 · 06112 Halle (Saale) · Germany http://gocept.com · tel +49 345 219401-11 Python, Pyramid, Plone, Zope · consulting, development, hosting, operations
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