FYI: I/O limiting in combination with OpenStack 10/12 + Ceph doesn’t work properly. Bug: https://bugzilla.redhat.com/show_bug.cgi?id=1476830
> Op 22 mrt. 2018 om 07:59 heeft Wido den Hollander <w...@42on.com> het > volgende geschreven: > > > >> On 03/21/2018 06:48 PM, Andre Goree wrote: >> I'm trying to determine the best way to go about configuring IO >> rate-limiting for individual images within an RBD pool. >> >> Here [1], I've found that OpenStack appears to use Libvirt's "iotune" >> parameter, however I seem to recall reading about being able to do so >> via Ceph's settings. >> >> Is there a place in Ceph to set IO limits on individual images within an >> RBD pool? Thanks in advance for the advice. > > No, there is not. Right now you will need to limit this through > libvirt/Qemu indeed. > > People are thinking about a QoS mechanism inside the OSDs, but that's > not there yet, so don't count on it. > > Wido > >> >> [1] https://ceph.com/geen-categorie/openstack-ceph-rbd-and-qos/ >> > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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