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Learning Ceph - Second Edition by Karan Singh, Vaibhav Bhembre, Anthony D'Atri

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CephFS

CephFS, the Ceph filesystem, has been around for quite some time and was, in fact, the first use case of Ceph back-end storage. While certain installations have successfully used CephFS in production for years, only with the 2016 release of Jewel did we gain official support versus the former tech preview status, and a complete set of management/ maintenance tools.

CephFS is somewhat akin to NFS (™) but not directly analogous. In fact, one can even run NFS on top of CephFS! CephFS is designed for use on well-behaved servers, and is not intended to be ubiquitously mounted on user desktops. You can use an operating system kernel driver to mount a CephFS filesystem as one would a local device or Gluster network filesystem. There is also ...

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