Friday, August 4, 2017

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Word of the Day WhatIs.com
Daily updates on the latest technology terms |August 3, 2017
Ceph

Ceph is open source software designed to provide highly scalable object-, block- and file-based storage under a unified system.

Ceph storage clusters are designed to run on commodity hardware, using an algorithm called CRUSH (Controlled Replication Under Scalable Hashing) to ensure data is evenly distributed across the cluster and that all cluster nodes can retrieve data quickly without any centralized bottlenecks.

Ceph object storage is accessible through Amazon Simple Storage Service (S3) and OpenStack Swift Representational State Transfer (REST)-based application programming interfaces (APIs), and a native API for integration with software applications.

Ceph block storage makes use of a Ceph Block Device, which is a virtual disk that can be attached to bare-metal Linux-based servers or virtual machines. The Ceph Reliable Autonomic Distributed Object Store (RADOS) provides block storage capabilities, such as snapshots and replication. The Ceph RADOS Block Device is integrated to work as a back end with OpenStack Block Storage.

Ceph file storage makes use of the Portable Operating System Interface (POSIX)-compliant Ceph file system (CephFS) to store data in a Ceph Storage Cluster. CephFS uses the same clustered system as Ceph block storage and Ceph object storage.

Quote of the Day

"Ceph is the most open of all the object storage offerings, not only because it's open source, but also because it offers several different client interfaces." - Sander van Vugt

 

Trending Terms

RADOS
block storage
open source storage
OpenStack Swift
Amazon S3
object storage

 
Learning Center

Red Hat Ceph, Gluster roadmaps focus on HCI, containers
Red Hat Ceph and Gluster roadmaps show hyper-converged, container and big data focuses, in addition to typical performance and feature improvements.

GlusterFS vs. Ceph: Weighing the open source combatants
The GlusterFS vs. Ceph battle is one of methodologies more than core storage philosophies, since both are open source products.

Micron Ceph block storage expands NVMe configurations
All-flash Ceph block storage is part of Micron's Accelerated Solutions portfolio, based on Micron NVMe SSDs and Red Hat Ceph 2.1 software-defined storage.

Integrate Ceph object storage in a VMware vSphere environment
Ceph object storage can improve performance in a vSphere environment, but is difficult to integrate because of the way it accesses storage.

Alternative storage options: Ceph object storage, Swift and more
In this beginner's guide, we talk about what object storage is, what its capabilities are and about new products, such as Ceph object storage.

Writing for Business

We use Amazon S3 to ________ local storage.
A. complement
B. supplement
Answer

 

 

 

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For feedback about any of our definitions or to suggest a new definition, please contact me at: mrouse@techtarget.com

 

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