Book Image

Learning Ceph

By : Karan Singh
Book Image

Learning Ceph

By: Karan Singh

Overview of this book

<p>Ceph is an open source, software-defined storage solution, which runs on commodity hardware to provide exabyte-level scalability. It is well known to be a highly reliable storage system that has no single point of failure.</p> <p>This book will give you all the skills you need to plan, deploy, and effectively manage your Ceph cluster, guiding you through an overview of Ceph's technology, architecture, and components. With a step-by-step, tutorial-style explanation of the deployment of each Ceph component, the book will take you through Ceph storage provisioning and integration with OpenStack.</p> <p>You will then discover how to deploy and set up your Ceph cluster, discovering the various components and why we need them. This book takes you from a basic level of knowledge in Ceph to an expert understanding of its most advanced features.</p>
Table of Contents (18 chapters)
Learning Ceph
Credits
Foreword
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Ceph cluster manual deployment


We can install Ceph either by using the ceph-deploy tool or manual deployment method. In this section, we will learn about the manual process of deploying Ceph.

Installing perquisites

Ceph requires additional third-party libraries. For RHEL-based Linux distributions, you can get additional packages from the EPEL repository. Perform the following steps to install Ceph:

  1. Install the EPEL repository. Make sure the baserul parameter is enabled under the /etc/yum.repos.d/epel.repo file. The baseurl parameter defines the URL for extra Linux packages. Also make sure the mirrorlist parameter must be disabled (commented) under this file. Problems been observed during installation if the mirrorlist parameter is enabled under epel.repo file. Perform this step on all the three nodes.

    # rpm -Uvh http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
    
  2. Install third-party binaries required by Ceph:

    # yum install -y snappy leveldb gdisk python-argparse gperftools...