从本地到生产：现代开发者的 Kubernetes 之旅.pdf

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1、From Local to Production:A Modern Developers Journey Towards KubernetesUrvashi MohnaniPrincipal Software Engineer,Red Hatumohnani8Containers Fully packaged software All dependencies included Portable Lightweight Easy to shareContainers Normal Linux processes with Constrained Resources-cgroups Isolat

2、ion-namespaces Extra Security-SELinux,Seccomp,CapabilitiesContainersContainerfileImageContainerContainer ToolsA tool for managing and developing OCI containers and pods.podman.ioPodmanDockerA tool for managing and developing A tool that facilitates building OCI images.buildah.ioSkopeoA tool to work

3、with remote images registries retrieving information,images,signing open-source container orchestration platform that automates the deployment,scaling,and management of containerized applicationskubernetes.ioBuildahA lightweight daemon created to run containers in Kubernetescri-o.ioCRI-OPodmanA seam

4、less way to work with containers&Kubernetes!Rootless containers allow you to contain privileges without compromising functionality.SecureCompatible with other OCI compliant container formats including Docker,as well as docker-compose files.CompatibleDaemonless,using the fastest technologies for a sn

5、appy experience.Fast and lightPodman is open source first and wont lock you in.Podman Desktop even supports Docker as an engine!OpenTowards KubernetesWhats going on between local and prod environments?“Local developer environments have become impractical and lack of consistency with production.”Expo

6、sed level of complexity and additional overhead required to go cloud native.Additional complexityLack of skilled workforce and technological expertise.70%IT departments have a single expert team on Kubernetes.(1)Skills Gap82%IT departments claim Kubernetes creates conflicts.(2)Devs&Ops disconnectSou