January 2018
Intermediate to advanced
524 pages
13h 33m
English
Content preview from Internet of Things for Architects
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Glance – image service
Glance provides the heart of virtual machine management for OpenStack. Most cloud services will provide some degree of virtualization and will have an analog resource similar to Glance. The image service API is a RESTful service and lets a customer develop VM templates, discover available VMs, clone images to other servers, register VMs, and even move running virtual machines to different physical servers without interruption. Glance calls into Swift (the object store) to retrieve or store different images. Glance supports different styles of virtual images:
- raw: Unstructured images
- vhd: VMWare, Xen, Oracle VirtualBox
- vmdk: Common disk format
- vdi: QEMU emulator image
- iso: Optical drive image (CD ROM)
- aki/ari/ami: Amazon ...
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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.