ceph daemon /var/run/ceph/ceph-mon.$(hostname -s).asok config show
ceph-deploy --overwrite-conf config push dlp node1 node2 node3
ceph quorum_status --format json-pretty
ceph osd lspools
ceph osd dump |grep pool
ceph osd dump|greo -i size
ceph osd pool create pooltest 128
ceph osd pool delete data ceph osd pool delete data data --yes-i-really-really-mean-it
ceph osd pool get data size ceph osd pool set data size 3
ceph osd pool set-quota data max_objects 100 #最大100个对象 ceph osd pool set-quota data max_bytes $((10 * 1024 * 1024 * 1024)) #容量大小最大为10G
ceph osd pool rename data date
PG总数 = (OSD总数 * 100) / 最大副本数 ** 结果必须舍入到最接近的2的N次方幂的值
存储池PG总数 = (OSD总数 * 100 / 最大副本数) / 池数
ceph osd pool get data pg_num ceph osd pool get data pgp_num
ceph osd pool set data pg_num = 1 ceph osd pool set data pgp_num = 1
原文：https://www.cnblogs.com/cloudhere/p/10664965.html