btw, I also tried putting [client] rbd cache = false in the /etc/ceph/ceph.conf file on the main node, then doing systemctl stop ceph.target systemctl status ceph.target on the main node. but after restart, it tells me rbd cache is still enabled # ceph --admin-daemon /var/run/ceph/7994e544-3a5f-11eb-8a7b-9cb65496ebd0/ceph-osd.0.asok config show|grep rbd_cache "rbd_cache": "true", .... _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx