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bradgignac
July 02, 2014
Programming
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Intro to CoreOS
bradgignac
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Transcript
CoreOS An Introduction to
@bradgignac bradgignac.com
What is CoreOS?
Based on Gentoo Kernel + Containers Built for running HA
clusters Updates applied automatically CoreOS
Docker + nspawn Isolated from other applications Less overhead than
VMs Containers
System management daemon Services, timers, and one-off jobs Logging through
journal systemd
Key-Value Database Provides service discovery for cluster Similar to Consul
and Zookeeper etcd
Cluster-level service management Schedules jobs across cluster Reschedules units on
failure fleet
Demo
Questions?