What do you use as an interconnect between your osds, and your clients? On Mar 20, 2016 11:39 AM, "Mike Almateia" <mike.almat...@gmail.com> wrote:
> 18-Mar-16 21:15, Schlacta, Christ пишет: > >> Insofar as I've been able to tell, both BTRFS and ZFS provide similar >> capabilities back to CEPH, and both are sufficiently stable for the >> basic CEPH use case (Single disk -> single mount point), so the >> question becomes this: Which actually provides better performance? >> Which is the more highly optimized single write path for ceph? Does >> anybody have a handful of side-by-side benchmarks? I'm more >> interested in higher IOPS, since you can always scale-out throughput, >> but throughput is also important. >> > > By now, we have a small cluster (5 node * 12 HDD). > Btrfs on the disks - one disk, one OSD. > Also we use EC 3+2. > Cluster build for video record from street's cams. > > Our tests with 4Mb bs/99% seq. write show a good perfomance: > * around 500-550 Mb/s with BTRFS vs 120-140 Mb/s Disk+Journal on same disk. > > We use Centos 7.2. > > -- > Mike. > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >
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