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Ceph管理端的操作：
| 1 2 3 4 | # rbd ls -p openshift openshift-storage01 # rbd resize openshift/openshift-storage01 --size 20000 Resizing image: 100% complete... done . |
Ceph客户端的操作：
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | # rbd showmapped id pool image snap device 0 openshift openshift-storage01 - /dev/rbd0 # df -h 文件系统 容量 已用 可用 已用% 挂载点 /dev/mapper/cl-root 179G 5.7G 174G 4% / devtmpfs 1.9G 0 1.9G 0% /dev tmpfs 1.9G 316K 1.9G 1% /dev/shm tmpfs 1.9G 49M 1.9G 3% /run tmpfs 1.9G 0 1.9G 0% /sys/fs/cgroup /dev/vda1 297M 122M 176M 41% /boot tmpfs 380M 16K 380M 1% /run/user/42 tmpfs 380M 48K 380M 1% /run/user/0 /dev/vdb 1008G 92G 866G 10% /mnt/backup tmpfs 380M 0 380M 0% /run/user/1001 /dev/rbd0 10G 2.0G 8.1G 20% /cephmount # xfs_growfs -d /cephmount/ meta-data= /dev/rbd0 isize=512 agcount=17, agsize=162816 blks = sectsz=512 attr=2, projid32bit=1 = crc=1 finobt=0 spinodes=0 data = bsize=4096 blocks=2621440, imaxpct=25 = sunit=1024 swidth=1024 blks naming =version 2 bsize=4096 ascii-ci=0 ftype=1 log =internal bsize=4096 blocks=2560, version=2 = sectsz=512 sunit=8 blks, lazy-count=1 realtime =none extsz=4096 blocks=0, rtextents=0 data blocks changed from 2621440 to 5120000 说明：容量已经扩展了 # ceph df GLOBAL: SIZE AVAIL RAW USED %RAW USED 224G 212G 12736M 5.53 POOLS: NAME ID USED %USED MAX AVAIL OBJECTS rbd 0 422 0 68433M 7 openstack 1 2159M 3.06 68433M 554 cloudstack- test 2 194 0 68433M 6 test 3 0 0 68433M 0 openshift 4 2014M 2.86 68433M 539 |