November 2017
Intermediate to advanced
494 pages
14h 29m
English
Content preview from Mastering Proxmox - Third Edition
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Forget about hardware RAID
When it comes to Ceph nodes and clusters, we can forget about hardware-based RAID. Instead, we have to think multi-node or clustered RAID. That is because of the distributed nature of Ceph and how data is dispersed in all the drives in the cluster regardless of which node the drive is in. With Ceph, we no longer need to worry about a device failure in a particular node. Ceph performs best when it is given access to each drive directly without any RAID in the middle. If we are to place drives in RAID per node, we will actually hurt Ceph immensely and take away everything that makes Ceph great. We can, however, still use the RAID interface card to implement JBOD configuration or to be able to connect many drives per ...
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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.
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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.