What is ELK

What is ELK (Elastic search, Logstash, Kibana) ? ELK stack is a combination of 3 open-source products as below, Elasticsearch, a search and analytics engine. Logstash, that index the data to Elasticsearch. Logstash has a config file that has input,filter and output section. Config file looks like json file. Kibana, Read more…

DevOps vs DevSecOps vs NetOps

What is DevOps vs DevSecOps vs NetOps ? DevOps is the practice of using set of tools, processes and practices to get good agility in software implementation to customers. It combines Dev (software development ) and Ops (information operations). DevOps shortens the development lifecycles and provides Continous Integration & Delivery. DevSecOps Read more…

Jenkins job vs pipeline

What is Jenkins jobs and Jenkins pipeline ? Jenkins jobs and Jenkins pipeline are essentially same, however pipeline is more staged flow of jobs. For Jenkins pipeline, Jenkinsfile is used.What is Jenkinsfile?Jenkinsfile is a text file placed in the root project directory. The Jenkinsfile has multiple stages like build, unit Read more…

What is Apache Kafka

Whats is Apache Kafka and Linkedin’s Initial contribution? Apache Kafka was built by LinkedIn initially and then offered to Apache Foundation. Development was done using Java and Scala.Why Kafka is able to handle high volume transactions?Kafka is meant to handle high volume fractions as the way it is architectured. Message Read more…

What is Flagger

What is Flagger and how that is used in cloud ? Flagger works are controller of the deployment workflow and helps automating the promotion of canary deployments. It utilizes the Istio’s and Prometheus metrics for analyzing application behaviors.What is Istio ?Istio is an open source service mesh that allows you Read more…

What is docker daemon

What is Docker Daemon ? In short, docker daemon acts as a server and exposes APIs to Docker client CLI and other third parties consumers. Altogether docker architectured as a client server based implementation.Let’s also understand the basics about how docker works Docker is a platform which allows DevOps teams to package Read more…

What is PSScriptAnalyzer used for

What is PSScriptAnalyzer used for ? PSScriptAnalyzer is code quality scanner developed by Microsoft to scan powershell code.  PSScriptAnalyzer can be installed using below command in Powershell ISE  “Install-Module -Name PSScriptAnalyzer”PSScriptAnalyzer cmndlet to unit test powershell code below: “Invoke-ScriptAnalyzer -Path ‘path of targetted ps1 file to be scanned for code Read more…