Hi, On 22/10/2015 18:44, Kjetil Babington wrote: > Hi, > > I have a question about the capabilities of the erasure coding API in > Ceph. Let's say that I have 10 data disks and 4 parity disks, is it > possible to create an erasure coding plugin which creates 20 data > chunks and 8 parity chunks, and then places two chunks on each osd? > > Or said maybe a bit simpler is it possible for two or more chunks from > the same encode operation to be placed on the same osd? This is more a question of creating a crush ruleset that does it. The erasure code plugin encodes chunks but the crush ruleset decides where they are placed. Cheers > > - Kjetil Babington > -- > To unsubscribe from this list: send the line "unsubscribe ceph-devel" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- Loïc Dachary, Artisan Logiciel Libre
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