On 12/04/2016 22:33, Jan Schermer wrote: > I don't think it's apples and oranges. > If I export two files via losetup over iSCSI and make a raid1 swraid out of > them in guest VM, I bet it will still be faster than ceph with bluestore. > And yet it will provide the same guarantees and do the same job without > eating significant CPU time. > True or false? False First, your iSCSI server will be a spoof Second, you won't aggregate many things (limited by the network, at least)
Saying you don't care about consistency made be laught .. You are using xfs/ext4 options, like nobarrier etc, on production, right ? They can improve really performance, and only provide the so useless consistency that nobody care for :) _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
