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

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Ceph performance overview

It has long been said that data expands to fill available space, a phenomenon quite familiar to Ceph admins. As your constellation of Ceph clients continues to change and grow, it becomes increasingly vital to plan for sustained performance. Many factors at the operating system and Ceph architectural levels become increasingly important as Ceph clusters grow in capacity and workload.

Fortunately, Ceph is up to the challenge, and we will explore a number of ways to measure and optimize your deployments in this final chapter.

As we've explored in earlier chapters, many traditional and commercial storage systems exhibit performance that is limited by a single SAS, Fiber Channel, or network interface. As they are scaled ...

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