Requirement : Initialize node reference : https://kubernetes.io/docs/setup/production-environment/container-runtimes/#containerd Make sure date time are correct and synced We use timesyncd, check the status Edit your NTP Server Restart the service Check your time and timezone, set your timezone if neccessary $timedatectl $timedatectl set-timezone Asia/Jakarta Remove Swap Sometime etcd having problem running in Ubuntu 22.04, edit the grub […]
Category: Kubernetes
6wind Ansible NETCONF Automation
Ansible supports configuring remote hosts using NETCONF (instead of the default SSH connection along with Linux shell commands). This guide explains how to leverage Ansible to configure multiple Virtual Service Router instances. Dependencies This guide assumes that you have two (or more) Virtual Service Router instances that are booted and accessible on the network (NETCONF […]
RDMA, ROCE test in Network with MPI Tools
In the need for AI network infrastructure, an ROCE test in the network fabric is needed to ensure that the ongoing traffic is always in the low latency condition and get the best high bandwidth in the future. In this section, we talk about how to test the ROCE network in the Kubernetes cluster premise. […]
Run pod on control plane kubernetes
By default, Kubernetes Cluster will not schedule pods on the control-plane node for security reasons. To be able to schedule pods on the Kubernetes control-plane node, you need to remove a taint on the master nodes. For single node the command to use is:
Regenerate Kubernetes Join Command to Join Work Node
When we first init a K8S cluster, it will output the join command for us to join work node. But the token, by default, is only valid for 24 hours so we need to generate a new one once it expired or if we did not copy it for later use be expiration. Generate new […]
Adding Huawei Switch node on the NCE-Campus
First go to tab Design>Site Design>Site Management, then list site screen will appear: in this case we use lab-30 site, it will open this screen site like this: Click on Add device to add new device on the selected site, and it will appear this screen: Set the option protocol type to NETCONF/COAP, and mode […]
Upgrading OS on the Huawei Switch
In this case we use CE6800 Huawei Switch Series, here is the list of action that need to do for upgrading OS/System Software on the Huawei Switch: Before the upgrade, use the terminal monitor command to enable the terminal to display logs, traps, and debugging information sent from the information center. In the user view, […]
Kubernetes Standarization
To standarize a Kubernetes Cluster,A Cluster must have this following:– Dynamic Provisioning Storage (NFS, or any backend storage)– Container Network Interface ( Calico/Weave)– Load Balancer Network Provisioning ( MetalLB)– DNS to resolve ( 8.8.8.8/<any>)– Containerd configured Below are the steps to setup all necessary requirements above.REQUIREMENTS TO RUN THIS GUIDE IS THE FOLLOWING:– MUST HAVE […]