Thanks! What happens when the lone rule fails? Is there a fallback rule that will place the blob in a random PG? Say I misconfigure, and my choose/chooseleaf don't add up to pool min size. (This also explains why all examples in the wild use only 1 rule per ruleset.) On Fri, Nov 14, 2014 at 7:03 AM, Gregory Farnum <greg@xxxxxxxxxxx> wrote: > On Thu, Nov 13, 2014 at 2:58 PM, Anthony Alba <ascanio.alba7@xxxxxxxxx> wrote: >> Hi list, >> >> >> When there are multiple rules in a ruleset, is it the case that "first >> one wins"? >> >> When will a rule faisl, does it fall through to the next rule? >> Are min_size, max_size the only determinants? >> >> Are there any examples? The only examples I've see put one rule per >> ruleset (e.g. the docs have a ssd/platter example but that shows 1 >> rule per ruleset) > > The intention of rulesets is that they are used only for pools of > different sizes, so the behavior when you have multiple rules which > match to a given size is probably not well-defined. > > That said, even using multiple rules in a single ruleset is not well > tested and I believe the functionality is being removed in the next > release. I would recommend against using them. > -Greg _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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