更新时间：2021-07-08 09:44:34
coverpage
Title Page
Learning Ceph
Second Edition
Copyright
Credits
About the Authors
About the Reviewer
www.PacktPub.com
Why subscribe?
Customer Feedback
Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Downloading the example code
Downloading the color images of this book
Errata
Piracy
Questions
Introducing Ceph Storage
The history and evolution of Ceph
Ceph releases
New since the first edition
The future of storage
Ceph as the cloud storage solution
Ceph is software-defined
Ceph is a unified storage solution
The next-generation architecture
RAID: the end of an era
Ceph Block Storage
Ceph compared to other storage solutions
GPFS
iRODS
HDFS
Lustre
Gluster
Ceph
Summary
Ceph Components and Services
Introduction
Core components
Reliable Autonomic Distributed Object Store (RADOS)
MONs
Object Storage Daemons (OSDs)
Ceph manager
RADOS GateWay (RGW)
Admin host
CephFS MetaData server (MDS)
The community
Core services
RADOS Block Device (RBD)
RADOS Gateway (RGW)
CephFS
Librados
Hardware and Network Selection
Hardware selection criteria
Corporate procurement policies
Power requirements-amps volts and outlets
Compatibility with management infrastructure
Compatibility with physical infrastructure
Configuring options for one-stop shopping
Memory
RAM capacity and speed
Storage drives
Storage drive capacity
Storage drive form factor
Storage drive durability and speed
Storage drive type
Number of storage drive bays per chassis
Controllers
Storage HBA / controller type
Networking options
Network versus serial versus KVM management
Adapter slots
Processors
CPU socket count
CPU model
Emerging technologies
Planning Your Deployment
Layout decisions
Convergence: Wisdom or Hype?
Planning Ceph component servers
Rack strategy
Server naming
Architectural decisions
Pool decisions
Replication
Erasure Coding
Placement Group calculations
OSD decisions
Back end: FileStore or BlueStore?
