October 2017
Intermediate to advanced
340 pages
9h 46m
English
Content preview from Learning Ceph - Second Edition
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Pools
Ceph allows us to create multiple pools of storage, with sizes and attributes specified according to the unique needs of each. For example, in an OpenStack deployment one will typically find a large Cinder pool, a medium to large Glance pool, and perhaps a number of pools for the RGW service. We'll cover more about pools in other chapters, but here we'll succinctly show you a number of commands for managing them.
To simply list the pools provisioned:
# rados lspools
rbd
# ceph osd lspools
1 rbd,
There are sometimes multiple ways to accomplish a given task within Ceph. Here's another, showing the larger constellation of pools provisioned for OpenStack and the RADOS GateWay service using the Ceph Firefly release. This same information ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.