On Thu, Nov 7, 2013 at 11:50 PM, Wido den Hollander <w...@42on.com> wrote: > On 11/07/2013 08:42 PM, Gruher, Joseph R wrote: >> >> Is there any plan to implement some kind of QoS in Ceph? Say I want to >> provide service level assurance to my OpenStack VMs and I might have to >> throttle bandwidth to some to provide adequate bandwidth to others - is >> anything like that planned for Ceph? Generally with regard to block >> storage (rbds), not object or filesystem. >> >> Or is there already a better way to do this elsewhere in the OpenStack >> cloud? >> > > I don't know if OpenStack supports it, but in CloudStack we recently > implemented the I/O throttling mechanism of Qemu via libvirt. > > That might be a solution if OpenStack implements that as well?
Just a side note - current QEMU implements more gentle throttling than a rest of the versions and it is very useful thing for NBD I/O burst handling. > >> Thanks, >> >> Joe >> >> >> >> _______________________________________________ >> ceph-users mailing list >> ceph-users@lists.ceph.com >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> > > > -- > Wido den Hollander > 42on B.V. > > Phone: +31 (0)20 700 9902 > Skype: contact42on > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
