The Ceph Blog

Ceph blog stories provide high-level spotlights on our customers all over the world

  • September 26, 2017
    New in Luminous: CRUSH device classes

    The flexibility of the CRUSH map in controlling data placement in Ceph is one of the system’s great strengths.  It is also one of the most painful and awkward parts of the cluster to manage.  Previously, any non-trivial data placement policy required manual editing of the CRUSH map, either to adjust the hierarchy or to …Read more

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