Author: Rajesh Kumar

Kubernetes basic ingress tutorials with examples and Lab using nodeport Kubernetes ingress tutorials with examples and Lab using NodePort Kubernetes…

Understanding Node Selector and Node Affinity in Kubernetes

Kubernetes cluster backup and restore using “etcdctl” tool Kubernetes cluster backup and restore using Velero

What is etcd?etcd is a distributed reliable key-value store for the most critical data of a distributed system, with a…

top: -Display Resource (CPU/Memory/Storage) usage What is metrics-server and How to Install metrics-server in kubernetes? taint: -Update the taints on…

Metrics Server is a scalable, efficient source of container resource metrics for Kubernetes built-in autoscaling pipelines. Metrics Server collects resource…

Google Password Manager https://passwords.google.com/ Firefox Lockwise Firefox Lockwise is a password manager for the Firefox web browser, as well as…

CPU and memory are each a resource type. A resource type has a base unit. CPU represents compute processing and…

Error 1 Solution 1 https://www.devopsschool.com/blog/elastic-search-error-max-virtual-memory-areas-vm-max_map_count-65530-is-too-low-increase-to-at-least-262144/ https://www.devopsschool.com/blog/elastic-search-error-max-file-descriptors-4096-for-elasticsearch-process-is-too-low-increase-to-at-least-65535/ Error 2 Solution 2:

Suppose you want to exclude a troublesome host (bad_host) from a particular playbook run. Try using a negated ‘limit’ option:…

Check your English text for grammar, spelling, and punctuation errors with following free grammar and spell checker. I compiled a…

Duration – 30 minsType – Quiz Multiple Questions and Answer Step 1 – Access https://www.devopsschool.com/lms/login/index.php Login Using “Google”. ie. –…