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OpenShift 4: AlertManager + Slack Configuration
Muhammad Aizuddin ZaliObjective Sending alert to Slack and defined proper channel for each alert type. Pre-Requisites: Three channels created in slack #watchdog …
OpenShift 4: Installation Bonding Setup
Objective Setting up 2 x LACP bonding using boot params options. For guidance on the boot params available look here. (Cover image : 2 x...
Replacing a Failed Master Host on OCP 4.3.x
Abip SjarbiniThis procedure assumes that there is still an etcd quorum in the cluster. If you have lost the majority of your master hosts, leading to...
Perform etcd Backup for Restricted Environment on OCP 4.3.x
Etcd is the key-value store for OpenShift Container Platform, which persists the state of all resource objects.Back up your cluster’s etcd data …
Install Grafana Operator on OpenShift Container Platform 4
OpenShift Container Platform includes a pre-configured, pre-installed, and self-updating monitoring stack that is based on the Prometheus open source …
How to Install VMWare vCenter Server Appliance
Gineesh MadapparambathWhen we talk about virtualization, VMWare is one of the best choice and most popular in town. You can download VMware vSphere Hypervisor 6.7 for...
OpenShift 4: DHCPD High Availability
Objective One of the support component to install OpenShift 4 is the DHCP. We need to ensure this DHCP is resilient and highly available hence...
OpenShift 4: Custom API URL Endpoint
Objective On top of the standard api.. as external API endpoint, we are going to serve this endpoint using custom URL as below: Custom API...
Certificate & TLS: Becoming Custom(or Own) Root Certificate Authority
Objective Becoming organization/private PKI provider Shared rootCA certificate to be trusted by client. Creating a Root Certificate Authority 1. …