Tag: k8s

rook-ceph on k8s

DRAFT Add 3 worker nodes with a dedicated block device to use with ceph Install 3 vm’s with a dedicated unused block device -> /dev/vdb Install kubernetes -> https://sunwfrk.com/k8s-on-centos7/ follow step 1 -> 6 follow step 13 -> 18 Install git [root@test-vm1 ~]$ yum install -y git Install rook [root@test-vm1 ~]$ su - k8sadm [k8sadm@test-vm1

k8s Dashboard installation

Deploy the Dashboard Install the kubernetes dashboard Deploy heapster to enable container cluster monitoring and performance analysis on your cluster Deploy the influxdb backend for heapster to your cluster Create the heapster cluster role binding for the dashboard: Create an admin Service Account and Cluster Role Binding Create a service account named k8s-admin Create a

k8s master and nodes on RHEL/Centos 7

Configure the master node Preparation Run the following commands to pass bridged IP traffic to iptables chains [root@test-vm1 ~]$ yum update -y [root@test-vm1 ~]$ modprobe br_netfilter [root@test-vm1 ~]$ cat <<EOF > /etc/sysctl.d/k8s.conf net.bridge.bridge-nf-call-ip6tables = 1 net.bridge.bridge-nf-call-iptables = 1 EOF [root@test-vm1 ~]$ sysctl --system 2a) Allow the necessary ports trough the firewall when you’re working in