Hi, and thanks for the answer. I install the 16.2.10. I do not check for the shadow's one before doing the crush map modification. So it is expected in order that it sees like a new route for the algorithm to calculate position of pgs and datas ? Best regards. _______________________________________________ ceph-users mailing list -- ceph-users@xxxxxxx To unsubscribe send an email to ceph-users-leave@xxxxxxx