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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CRUSH map internals
To know what is inside a CRUSH map, and for easy editing, we need to extract and decompile it to convert it into a human-readable form. The following diagram illustrates this process:
The change to the Ceph cluster by the CRUSH map is dynamic, that is, once the new CRUSH map is injected into the Ceph cluster, all the changes will come into effect immediately, on the fly.
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