CoreOSAn Introduction to
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@bradgignacbradgignac.com
What is CoreOS?
Based on GentooKernel + ContainersBuilt for running HA clustersUpdates applied automaticallyCoreOS
Docker + nspawnIsolated from other applicationsLess overhead than VMsContainers
System management daemonServices, timers, and one-off jobsLogging through journalsystemd
Key-Value DatabaseProvides service discovery for clusterSimilar to Consul and Zookeeperetcd
Cluster-level service managementSchedules jobs across clusterReschedules units on failurefleet
Demo
Questions?