Prometheus Security and Authentication explained
[This tutorial is under developement] Prometheus does not directly support basic authentication (aka “basic auth”) for connections to the Prometheus expression browser and HTTP API. If you’d…
Recording rules and Alerting rules explained in Prometheus!!!
What is rules in Prometheus? Time series queries can quickly become quite complicated to remember and type using the Expression Browser in the default Prometheus User Interface….
White Box Monitoring and Black Box Monitoring explained!!!
There are some basic principles and best practices for building successful monitoring and alerting systems. What is Monitoring?Collecting, processing, aggregating, and displaying real-time quantitative data about a…
Top 50 Facebook & Linkedin group
Top 50 Facebook group Mantosh https://bit.ly/3dyEsW9 Bittu https://bit.ly/2xnd78O Vikas https://bit.ly/2UztsiP Biraj https://bit.ly/2xvHkCR Ashwani https://bit.ly/33PgFwD Anit https://bit.ly/3ali9l0 Rakesh https://bit.ly/3bx4eZ3 Amit https://bit.ly/33I57LI Vijay https://bit.ly/2QKyPdH Dharmendra https://bit.ly/39eczzj Shivam – Click…
DevOpsSchool Facebook Pages and Group List
Facebook Pages Site Reliability Engineering Certified Professional – SRECP DevOps Certified Professional – DCP Devsecops Certified Professional-DSOCP DevOps School Puppet Training and Trainer Devops Consultant DevOps DevOps…
What is SEO ?
Through SEO you can make your website ranking. Search engine optimization is a process that brings Google Top List feet to your website. There are three ways…
Do you want daily updates on New Tutorials/Content @DevOpsSchool.com – Use Google Alerts!!!
What is Google Alerts? Google Alerts is a content change detection and notification service, offered by the search engine company Google. The service sends emails to the…
Top 50 Linkedin Groups/Community for DevOps – Cloud – Containers Technology
LinkedIn Groups are hubs on LinkedIn which provide you the opportunity to strengthen connections with like-minded individuals in an exclusive forum to share content, find answers, make…
Here are top 50 Facebook Groups/Community for DevOps, Cloud Computing, DevOps Engineers, and Software Engineers.
Facebook Groups are pages which are created within the Facebook social networking site that are based around a real-life interest or group or to declare an affiliation…
Its all about HashiCorp Certified Terraform Associate Exam!!!
The Terraform Associate certification is for operations, IT, or devops professionals who know the basic concepts and skills associated with open source HashiCorp Terraform. Qualified candidates may…
What is Site Reliability Engineering Certified Professional aka SRECP?
What is Site Reliability Engineering? This is one of the Software branch which is growing rapidly in recent days after DevOps and DevSecOps. As per wiki, Site…
DevSecOps Certified Professionals (DSOCP)
Official Social Network Handles of DevSecOps Certified Professionals (DSOCP) Facebook Page Facebook Group Linkedin Group Youtube Channel Blogger Posts WordPress Posts Twitter Medium Rajesh KumarI’m Rajesh Kumar,…
Social Links: DevOps Certified Professionals (DCP)
Official Social Network Handles of DevOps Certified Professionals (DCP) Facebook Page Facebook Group Linkedin Group Youtube Channel Blogger Posts WordPress Posts Twitter Medium Rajesh KumarI’m Rajesh Kumar,…
Social Links: Site Reliability Engineering Certified Professionals (SRECP)
Official Social Network Handles of Site Reliability Engineering Certified Professionals (SRECP) Facebook Page Facebook Group Linkedin Group Youtube Channel Blogger Posts WordPress Posts Twitter Medium Rajesh KumarI’m…
Elasticsearch-ELK Errors and Solutions Database
Elastic Search Error – Node is started with node.data=false, but has shard data Elastic Search Error – max virtual memory areas vm.max_map_count [65530] is too low, increase…
ElasticSearch Error – filebeat – filebeat.yml – did not find expected key
Errors Solutions Check filebeat.yml: Only one file beat output is supported …check #output.elasticsearch is comments Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering…
ElasticSearch Error – filebeat – filebeat.yml – more than one namespace configured accessing ‘output’
Errors Answer Check output.logstash in filebeat.yml: should be uncommented. Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge,…
ElasticSearch Error – this can cause resize pauses and prevents mlockall from locking the entire heap
Error Message Solutions Setting the parameter -Xms to the same value of -Xmx in /etc/elasticsearch/jvm.options solved the problem 🙂 Thanks Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE,…
Elasticsearch Command Lines and their Usage Guide
elasticsearch elasticsearch-certgen elasticsearch-certutil elasticsearch-cli elasticsearch-croneval elasticsearch-env elasticsearch-env-from-file elasticsearch-keystore elasticsearch-migrate elasticsearch-node elasticsearch-plugin elasticsearch-saml-metadata elasticsearch-setup-passwords elasticsearch-shard elasticsearch-sql-cli elasticsearch-sql-cli-7.6.0.jar elasticsearch-syskeygen elasticsearch-users x-pack-env x-pack-security-env x-pack-watcher-env Rajesh KumarI’m Rajesh Kumar, a DevOps,…
How To Fix “Windows 10 Automatic Repair”
Rest your Pc Fully if You Want to Solve This Problem Click On “Advance Option” Use This “Troubleshoot” Option For Reset Pc After Reset Pc: You C…
How to Write an Essay in 8 Hour: Benefits of Ordering a Paper Online
Many students get to a lot of papers to write. No matter if you study in school or college, you will probably get a lot of homework….
Terraform Modules Tutorials and Complete Guide
Terraform Modules explained!!!‘ How to use one module’s variable in another module in terraform? Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert…
Example of Terraform Code for Lab and Demo
Example Code of Terraform AWS VPC Terraform Hello world Program Terraform example program for aws_security_group, aws_instance and provisioner Working with Terraform AWS provider, resources aws_key_pair Rajesh KumarI’m…
Terraform Errors and Solutions Database
Terraform Error: Key is not in valid OpenSSH public key format Terraform Error: Invalid reference Terraform Error: Invalid variable name Terraform Error: Failed to read ssh private…
Docker Private registry using Nexus, Artifactory or Docker Registry
How to setup Docker repository in Artifactory and push/pull images? Setup Artifactory pro 6.1.0 using Docker containtainer How to setup Docker Registry/Repository using Jfrog Artifactory Docker Machine…
Docker Errors and Solutions Database
Docker Error: Auzre RHEL 7.4 “Requires: container-selinux >= 2:2.74” Docker Error – Requires: container-selinux >= 2:2.74 Docker Error: JOB FOR DOCKER.SERVICE FAILED BECAUSE THE CONTROL PROCESS EXITED…
List of Top DevOps Tools For SAP and ABAP
AbapGit SAP Transport Packages IKAN ALM Solman SAP Netweaver Qunit Opa5 SAPUI5 Robotic Process Automation – RPA Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and…
AWS s3 Bucket Policy permissions Example for Static Website Access
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
How to set Internet Proxy for Maven Repository
There are following ways to set a internet proxy in maven. Method 1 – Command Line with mvn Method 2 – Using MAVEN_OPTS set in system env…
DevSecOps 1 Days Crash Course and Training
What is DevSecOps? DevSecOps is the philosophy of integrating security practices within the DevOps process. DevSecOps involves creating a ‘Security as Code’ culture with ongoing, flexible collaboration…