Introduction of CoreOS at CoreOS Meetup Tokyo #1 #coreosjp

CoreOS Meetup Tokyo #1

I’m Taichi Nakashima @deeeet tcnksm

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

Introduction of CoreOS at CoreOS Meetup Tokyo #...

Introduction of CoreOS at CoreOS Meetup Tokyo #1 #coreosjp

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CoreOS Meetup Tokyo #1

I’m Taichi Nakashima @deeeet tcnksm