Book Image

Ceph Cookbook - Second Edition

By : Vikhyat Umrao, Karan Singh, Michael Hackett
Book Image

Ceph Cookbook - Second Edition

By: Vikhyat Umrao, Karan Singh, Michael Hackett

Overview of this book

Ceph is a unified distributed storage system designed for reliability and scalability. This technology has been transforming the software-defined storage industry and is evolving rapidly as a leader with its wide range of support for popular cloud platforms such as OpenStack, and CloudStack, and also for virtualized platforms. Ceph is backed by Red Hat and has been developed by community of developers which has gained immense traction in recent years. This book will guide you right from the basics of Ceph , such as creating blocks, object storage, and filesystem access, to advanced concepts such as cloud integration solutions. The book will also cover practical and easy to implement recipes on CephFS, RGW, and RBD with respect to the major stable release of Ceph Jewel. Towards the end of the book, recipes based on troubleshooting and best practices will help you get to grips with managing Ceph storage in a production environment. By the end of this book, you will have practical, hands-on experience of using Ceph efficiently for your storage requirements.
Table of Contents (15 chapters)

Scaling out your Ceph cluster

From the roots, Ceph has been designed to grow from a few nodes to several hundreds, and it's supposed to scale on the fly without any downtime. In this recipe, we will dive deep into the Ceph scale-out feature by adding MON, OSD, MDS, and RGW nodes.

How to do it...

Scaling out a Ceph cluster is important as the need for increased capacity in the cluster grows. Let's walk through expanding several areas of the Ceph cluster:

Adding the Ceph OSD

Adding an OSD node to the Ceph cluster is an online process. To demonstrate this, we require...