Am 21.01.2016 um 15:32 schrieb Jason Dillaman: > Are you performing a lot of 'rbd export-diff' or 'rbd diff' operations? I can't speak to whether or not list-snaps is related to your blocked requests, but I can say that operation is only issued when performing RBD diffs. Yes, we are also doing 'rbd export-diff' on snapshots. So this could be the cause, too. Regards Christian -- Dipl-Inf. Christian Kauhaus <>< · kc@xxxxxxxxxxxxxxx · +49 345 219401-0 Flying Circus Internet Operations GmbH · http://flyingcircus.io Forsterstraße 29 · 06112 Halle (Saale) · Deutschland HR Stendal 21169 · Geschäftsführer: Christian Theune, Christian Zagrodnick _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com