Thanks Denis. That's what I ended up trying and confirmed that it works. On Tue, Jul 7, 2015 at 2:01 PM, Denis Bychkov <manover@xxxxxxxxx> wrote: > Hi, > > By running this command you tell bcache you want the backing device > associated with a particular cache set (currently only one cache set is > supported, but nevermind), so yes, you run it 12 times feeding it 12 > different UUIDs. Until you register a backing device, it won't be associated > with any cache set, so it will be perfectly accessible but be working in a > pass-through mode. > > On Fri, Jul 3, 2015 at 5:02 PM, Donald Pearson <donaldwhpearson@xxxxxxxxx> > wrote: >> >> The example information I've been able to find isn't clear on proper >> implementation with multiple backing devices. The following is an >> exerpt from the documentation. I have 12 backing devices (bcache0 - >> bcache11).. do I run this just once against any one of the 12, one of >> the 12 in particular, or do I run this 12 times, once for each of the >> 12 backing devices that I want cached? >> >> ATTACHING: >> >> After your cache device and backing device are registered, the backing >> device >> must be attached to your cache set to enable caching. Attaching a backing >> device to a cache set is done thusly, with the UUID of the cache set in >> /sys/fs/bcache: >> >> echo <UUID> > /sys/block/bcache0/bcache/attach >> >> Regards, >> Donald >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-bcache" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html > > > > > -- > > Denis -- To unsubscribe from this list: send the line "unsubscribe linux-bcache" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
