Hi, On 11.08.21 10:02, huxiaoyu@xxxxxxxxxxxx wrote: > We are informed that the power supply of one 10-node ceph cluster will be cut off for a period of maintenance time. Is there a ceph command to put Ceph in a maintenace status, so that I can safely turn off each node of Ceph cluster? ceph osd set noout and after the cluster has been booted again and every OSD joined: ceph osd unset noout Regards -- Robert Sander Heinlein Support GmbH Schwedter Str. 8/9b, 10119 Berlin https://www.heinlein-support.de Tel: 030 / 405051-43 Fax: 030 / 405051-19 Amtsgericht Berlin-Charlottenburg - HRB 93818 B Geschäftsführer: Peer Heinlein - Sitz: Berlin
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