Sorry, none of the librbd configuration properties can be live-updated currently.
-- Jason Dillaman ----- Original Message ----- > From: "Daniel Schwager" <[email protected]> > To: "[email protected]" <[email protected]> > Sent: Friday, December 11, 2015 3:35:11 AM > Subject: [ceph-users] Possible to change RBD-Caching settings while rbd > device is in use ? > > Hallo ceph-users, > > is it possible to change the rbd caching settings [1] from a rbd devices > which is already online, mapped and in use? > > I'm interesting in changing "READ-AHEAD SETTINGS" because of poor read > performance of our iscsi/fc-target. But it's not (easy) possible to unmount > the rbd device, because it's in production use. > > > [1] http://docs.ceph.com/docs/master/rbd/rbd-config-ref/?highlight=replica > > best regards > Danny > > _______________________________________________ > ceph-users mailing list > [email protected] > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > _______________________________________________ ceph-users mailing list [email protected] http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
