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Introduction of CoreOS at CoreOS Meetup Tokyo #...
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taichi nakashima
April 09, 2015
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Introduction of CoreOS at CoreOS Meetup Tokyo #1 #coreosjp
taichi nakashima
April 09, 2015
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Transcript
CoreOS Meetup Tokyo #1
I’m Taichi Nakashima @deeeet tcnksm
None
None
None
Introduction of Core OS
What is Core OS
CoreOS is a new Linux distribution that provides scale with
high resilience infrastructure like Google, Facebook and Twitter realize.
Motivation of Core OS
Fundamentally improve the security of the Internet. http://www.linux.com/news/featured-blogs/200-libby-clark/806347-collaboration-summit-keynote-alex-polvi-coreos
All security boils down to the ability to update software
http://www.linux.com/news/featured-blogs/200-libby-clark/806347-collaboration-summit-keynote-alex-polvi-coreos
Let’s build a server that can automatically update itself http://www.linux.com/news/featured-blogs/200-libby-clark/806347-collaboration-summit-keynote-alex-polvi-coreos
Feature of Core OS
Minimal Traditional Linux distributions has always been about adding value
by adding more. CoreOS creates value by giving you less. http://formtek.com/blog/coreos-linux-vendors-in-the-crosshairs-of-disruption/
Update System Quick and reliable updating system Same as update
Engine as Chrome (Omahaʣ
No package manager & No language runtime Container
Clustering Clustered by default using powerful and simple tool like
etcd and fleet
Data Center as a Computer Clustering multiple servers in DC
and using it like it’s a single computer
Technologies of Core OS
Distributed KVS, v2.0.9
fleet Distributed init System, v0.9.2
App Container runtime, v0.5.3 http://blog.exoplatform.com/en/2014/12/05/cartoon-of-the-week-coreos-just-fired-a-rocket-at-docker
flannel Overlay network for k8s, v0.3.0
Who uses Core OS
http://deis.io/
http://www.memsql.com/
http://cloudfoundry.org/index.html
Latest news of Core OS
None
@deeeet