How to downgrade npm version?
How to downgrade npm version? Error:- Error Explanation :- My project which is made earlier, uses the older version of node but now i m cloning my…
Top 50 traefik Interview Questions & Answer
1) What is Traefik software? Traefik (pronounced traffic) is a modern HTTP reverse proxy and load balancer that makes deploying microservices easy. Traefik integrates with your existing…
Top 50 Kubernetes interview questions and answers
1) What is Kubernetes? Kubernetes is a container management system developed in the Google platform. The purpose of Kubernetes is to manage a containerized application in various…
Top 50 Chef interview questions and answers
1.Q) What Is A Resource? Ans: A resource represents a piece of infrastructure and its desired state, such as a package that should be installed, a service…
Top 50 Puppet interview questions and answers
1) Why is the puppet important? Ans: Puppet develops and increases the social, emotional and communication skills of the children. 2) What are the works and uses…
Top 50 Apache spark interview questions and answers
Q1. What is RDD? Ans. RDD (Resilient Distribution Datasets) is a fault-tolerant collection of operational elements that run parallel. The partitioned data in RDD is immutable and…
Update the taints on one or more nodes in Kubernetes
What is meaning of taint? a trace of a bad or undesirable substance or quality. What is tainted? spoiled; damaged in quality, taste, or value: Follwing are…
Elastic Search Error – Node is started with node.data=false, but has shard data
[2019-07-11T09:59:18,013][ERROR][o.e.b.Bootstrap ] [es-master01] Exception java.lang.IllegalStateException: Node is started with node.data=false, but has shard data: [/home/ec2-user/elasticsearch-7.2.0/data/nodes/0/indices/6XsNftnbSbOnzPK3wOKc 0w/0]. Use ‘elasticsearch-node repurpose’ tool to clean up at org.elasticsearch.env.NodeEnvironment.ensureNoShardData(NodeEnvironment.java:1065) ~[elasticsearch-7.2.0.jar:7.2.0] at…
Copy a files from jenkins server to jenkins node/slave using pipeline plugins
Workarond 1 – Try to use stash/unstash, but it is bad for large files. [code]node(‘master’) {dir(‘/path/on/master/1’) {stash ‘master-stuff’}}node(‘slave’) {dir(‘/path/on/slave/1’) {unstash ‘master-stuff’}dir(‘/path/on/slave/2’) {stash ‘slave-stuff’}}node(‘master’) {dir(‘/path/on/master/2’) {unstash ‘slave-stuff’}} [/code]…
Web GUI tools for Elasticsearch cluster
elasticsearch-head is a web front end for browsing and interacting with an Elastic Search cluster. There are multiple ways of running elasticsearch-head. Running as a plugin of…
What are the method to interact with Elastic Search?
Elasticsearch provides official clients for several languages—Groovy, JavaScript, .NET, PHP, Perl, Python, and Ruby—and there are numerous community-provided clients and integrations, all of which can be found…
Bootstrap a Microsoft Windows node using Chef
Bootstrap a Microsoft Windows node, the “knife windows” plugin is required, More info about knife window tool, http://docs.chef.io/plugin_knife_windows.html knife bootstrap windows winrm uvo1eak9a5geec05f7z.vm.cld.sr –winrm-user administrator –winrm-password ‘Rx4m7W4PQu’…