2014-02-19 9:40 GMT+01:00 Schlacta, Christ <[email protected]>: > In just the last week I've seen at least two failures as a result of > replication factor two. I would highly suggest that for any critical data > you choose an rf of at least three. > Could you explain me why failures happened?
> With your stated capacity, you're looking at a mere 16TB with rf3. You'll > need to look into slightly more capacity or wait for erasure to come down > the line. Or go with the more dangerous rf2 > Why the RF2 is dangerous? Sorry for this question, I'm new on Ceph. I could have 4x4Tb hard drives per node, so I can extend the capacity per nodes to 16 Tb. How much available space I will have with RF3? Thank you very much for your help! Bye.
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