RKE is a CNCF-certified Kubernetes distribution that runs entirely within Docker containers. It could be configured and provisioned from simple configuration. Plus the easy-to-use Rancher Server as a Web UI running on the cluster, we can have a truly self-hosted Kubernetes cluster.
Linux containers, or LXC, is a lightweigt yet powerful container solution. It can run applications or distros but share the same kernel and hardware resources and persistently. This is not a cutting-edge technology and is fully supported in Fedora.
Previous StatusContinue on previous post https://blog.sakuragawa.moe/simple-homebrew-kubernetes-deployment/ And post https://blog.sakuragawa.moe/deploy-ceph-storage-and-csi-for-pods-consume-in-kubernetes-home-lab/ The Kubernetes cluster bootstrapping is complete and the Flannel network takes the charge
This error occurs because of BGSAVE being failed. A lot of the times BGSAVE fails because the fork can't allocate memory. Many times the fork fails to allocate memory (although the machine has enough RAM available) because of a conflicting optimization by the OS.
Previous StatusContinue on previous post https://blog.sakuragawa.moe/simple-homebrew-kubernetes-deployment/ And this should be suitable for any working Kubernetes cluster with some storage node. The Kubernetes cluster bootstrapping is complete
One of our internal production is running an OpenShift 3.7 cluster. As OKD 3.10 is rolling out, 3.7 is far too old and missing some useful new features. "Let's get it upgraded!" I shouted out, and nightmares started too to pour out. How did I break it? How should I fix it?