January 2019
Intermediate to advanced
606 pages
15h 1m
English
book
Ceph: Designing and Implementing Scalable Storage Systems
by Michael Hackett, Vikhyat Umrao, Karan Singh, Nick Fisk
Content preview from Ceph: Designing and Implementing Scalable Storage Systems
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How to do it...
To increase or decrease the Ceph RBD image size, use the --size <New_Size_in_MB> option with the rbd resize command, this will set the new size for the RBD image:
- The original size of the RBD image that we created earlier was 10 GB. We will now increase its size to 20 GB:
# rbd resize --image rbd1 --size 20480 --name client.rbd # rbd info --image rbd1 --name client.rbd
- Grow the filesystem so that we can make use of increased storage space. It's worth knowing that the filesystem resize is a feature of the OS as well as the device filesystem. You should read filesystem documentation before resizing any partition. The XFS ...
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