Chef Lab and Excercise – Recipe – Part 2

Submit a Assignment of www.Debug.school Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories…

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Chef Lab and Excercise – Recipe – Part 1

Submit the assignment on www.Debug.School! Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories…

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Chef Tutorials: Chef in-built and common resource types with example

Bash vs execute For a single script, use an execute. The bash resource is for including the script contents inline in the recipe code. Use the bash resource to execute…

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How to generate Letsencrypt certificates with Verifying domain using API

How to install acme.sh? How to Generate Certificates? REFERENCE Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at…

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Chef Tutorials: How to write and test a chef recipe?

Step 1 – Install & Verify Chef Workstation Step 2 – Write a following content in hello.rb Step 3 – Write a following content in hello.rb Run the executable in…

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Chef Tutorials: List Of Chef Tools and their explainations

chef-apply chef-apply is an executable program that runs a single recipe from the command line. Is part of the Chef development kit. A great way to explore resources chef-apply is…

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Cert Manager: Generate TLS Certificates Using Self Signed Issuers

Secure Ingress Resources With Cert Manager Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel…

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List of Popular Open Tracing Tools in 2022

Opentracing Tools with Language Support OpenTracing Tools Architecture Features about Interoperability Opentracer Tools Metrices & Log Support Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have…

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How to Develop an iOS App?

You’ve got a great idea for an app. Maybe it’s a game, maybe it’s a productivity tool, maybe it’s a way to connect with friends and family. Whatever it is,…

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Splunk Tutorials: Splunk Commands Reference

Here’s an updated table with example queries that utilize the respective Splunk commands: Splunk Command Description Example Query (Apache Log) search Retrieves events that match specific search criteria. search index=apache_logs…

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How to execute sonarqube scanner using jenkins pipeline?

SonarScanner: Command line SonarScanner for Gradle: SonarScanner for Maven: SonarScanner for .NET: The tool name “SonarQube Scanner 2.8” needs to match the “Name” field of a SonarQube Scanner Installation on…

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Jenkins Pipeline: Code coveragenusing JaCoCo

Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…

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dotcover: dotcover print coverage results using cmd line

Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…

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dotCover: Powershell Script code coverage report with dotCover

Script generating a code coverage report with dotCover and later converting it with Report Generator so that Azure DevOps task Publish Code Coverage Results can use it. Rajesh KumarI’m a…

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How to login linux server using ssh?

Step 1 – We need to use ssh client to be installed in a laptop. Step 2 – SSH login method Step 3 – SSH login using server IP &…

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Terraform Tutorials: Set data type and example

set(…): a collection of unique values that do not have any secondary identifiers or ordering. Set collections are unordered and cannot contain duplicate values, so the ordering of the argument…

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Optum Lab 1 – Deployment

TIME – 11 PM – 12 PM IST Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps…

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Optum Lab 2 – Services – LoadBalancer

TIME – 12 PM IST – 1:30 PM IST Step 1 – Watch this video Step 2 – Lets do a LAB Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing…

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Certification FAQ

How to request for certificates? Please drop an email to contact@DevOpsSchool.com from your gmail id which you used for registratration. We would verify and send you an invitation email for…

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Linux Tutorials: sed commands line reference & example

Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…

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DevOps Assignment

Certification Program Please create a POST on https://www.debug.school/ for following Questions… 1. What is DevOps in simple terms? 2. What exactly do DevOps do? 3. What are the list of…

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What is DevOps? Why Should learn DevOps?

What is DevOps? DevOps is not a tool nor a technique. It’s really more of a cultural Change is feared throughout most organizations of any type, so the adoption of…

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What is DevOps? Explained Benefits and its Challenges

What is DevOps?:- The word “DevOps” was coined in 2009 by Patrick Debois, who became one of its gurus. The term was formed by combining “development” and “operations,” which provides…

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What is DevOps? A detailed explanations!

What is DevOps defined by AWS DevOps is the combination of cultural philosophies, practices, and tools that increases an organization’s ability to deliver applications and services at high velocity: evolving…

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Appdynamics Useful Web Resources

Example scripts to install and configure the Enterprise Console, Platform, Controller and Events Service https://github.com/Appdynamics/Install_Configure The AppDynamics Ansible Collection installs and configures AppDynamics agents. All supported agents are downloaded from…

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Datadog Tutorial: Install DD agent & Auto Config Kafka in Linux

Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…

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Datadog Tutorial: win32_event_log log setup using powershell

Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…

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Datadog Tutorial: .NET APM Library Setup via PowerShell

Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…

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AppDynamics Tutorial: Install App Agent dotNetAgentSetup on Windows/Linux

Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…

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Newrelic Video Tutorial Demo

Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market…

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