On Mon, Dec 29, 2014 at 12:47 PM, Tomasz Kuzemko <[email protected]> wrote: > On Sun, Dec 28, 2014 at 02:49:08PM +0900, Christian Balzer wrote: >> You really, really want size 3 and a third node for both performance >> (reads) and redundancy. > > How does it benefit read performance? I thought all reads are made only > from the active primary OSD. > > -- > Tomasz Kuzemko > [email protected]
You`ll have chunks of primary data scattered between three devices instead of two, as each pg will have a random acting set (until you decide to pin primary). _______________________________________________ ceph-users mailing list [email protected] http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
