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 […]
Error installing Netris agent on Cumulus
Installing netris agent in Mellanox Switch with new cumulus it might there are some trouble while in progress. first you need to check date on the switch, is it real-time date? If it isn’t, you can change the timezone with command timedatectl set-timezone. In this case my timezone GMT+7 which is Asia/Jakarta time. next, you […]
Install and peer glusterFS on ubuntu 20.04
Install software-properties-common: Then add the community GlusterFS PPA: Update ubuntu repo Finally, install the packages: Note: Packages exist for Ubuntu 16.04 LTS, 18.04 LTS, 20.04 LTS, 20.10, 21.04 enable glusterfs daemon on startup Check glusterfs daemon Peer Gluster server node check peer status
Add sudoers user Ubuntu
Iperf3 Multisession Test
iperf3 process is single-threaded. This means all the parallel streams for one test use the same CPU core. To run multiple iperf3 processes for a testing a high-speed host, do the following: Start Multiple Session on iperf3 Server Run multiple clients, using the “-T” flag to label the output:
Install Ferrumgate Opensource ZTNA
First you need to install a debian 11 and above machine. Update apt package index Upgrade packages and reboot Install curl unzip Download install script with curl or wget Start Ferrumgate this script will install docker and configure system for startup or for more starting will take a little time for first time, because of […]
Sardina Documentation Series – Part 8
Migration From VMware to Sardina To Perform Migration, There will be a new project where the Migration tools appliance reside on.The migration tools that will be used is called Moveit. There are several steps that are needed to be configured to perform the migration itself.The tools need to have both VMware credentials to see the […]
Checking Manageable Switch Infiniband on Subnet Manager
You can checking Infiniband Subnet Manager (SM) via web by login in with ip address of SM. First, check on status Summary of SM. It will display the Uptime of SM, State of SM, counter failures, SM Priority(HA), Autostart status, and SM version. Then check on Base SM tab, it will display detected SM node […]
Sardina Documentation Series – Part-5
Create and manage networks The OpenStack Networking service provides a scalable system for managing the network connectivity within an OpenStack cloud deployment. It can easily and quickly react to changing network needs (for example, creating and assigning new IP addresses). Networking in OpenStack is complex. This section provides the basic instructions for creating a network […]
Sardina Documentation Series – Part 6
Create and manage object containers OpenStack Object Storage (swift) is used for redundant, scalable data storage using clusters of standardized servers to store petabytes of accessible data. It is a long-term storage system for large amounts of static data which can be retrieved and updated. OpenStack Object Storage provides a distributed, API-accessible storage platform that […]