Introduction of Weave Scope Weave Scope is a monitoring tool and visualization for Kubernetes and Docker . It provides a deep level view of your app as well as of your full infrastructure, which allows you to find and diagnose any error in your distributed containerized app, in real-time. Weave Scope is use in standalone mode or in […]
The popular Continuous Integration tool ‘Jenkins’ comes with multiple plugins which increase the functionality of Jenkins many folds and helps DevOps achieve automation in many ways. One of the most important plugins it support is Publish Over SSH, which helps to transfer artifacts to any SSH server and/or execute commands over SSH session. One of the […]
Monitoring servers are very important for every server administrator. There are some command line tools available to monitor server resource usages like top, vmstat, etc. Why ? SAR or sar provides almost all the resource usages reports which we get from many different tools at one place but more importantly is could keep a record of the data which […]
Recently, we got a requirement where Grails Development team needs to have a one-click interface to run units test cases for their Grails application and send the results to SonarQube. SonarQube is a web-based application which is used for centralized management of code quality. We decided to integrate it with Jenkins to provide a one click solution. […]
So you have spent some odd years of your software development career and now you know many of those RDBMS implementations in and out. In fact, you also already know that RDBMS is not the only enterprise storage and due to frequent scalability issues you encountered, someday you found about Big Data tools. Chances are […]
Refer this blog to get a basic understanding of using self-signed SSL certificates on your Apache server. Also, the above link will help you in generating a private key and a CSR (Certificate Signing Request), which contains information about your country, locality, company, your public key, etc.; for your server. For commercial SSL certificates firstly a […]
One security challenge we face these days is how to prevent our web servers from DDOS attacks. This blog illustrates how we can automatically block unwanted traffic based on request rate by using AWS WAF and Lambda. This setup automatically detects traffic based on request rate, and then updates AWS WAF configurations to block subsequent […]
Jenkins is a widely used CI tool which helps DevOps teams in automating the multiple tasks. The use of Jenkins has widely increased over a period of time due to a rich set of functionalities which it provides in the form of plugins. Jenkins has plugins for automating almost everything at the infrastructure level. In […]
In today’s blog, I will be explaining how to set up Kubernetes Minion nodes in multiple availability zones on AWS. Please refer this blog if you are new to setting up a cluster on AWS EC2. It uses a kube_up script to bring the cluster up on single Availability Zone (AZ). If that zone goes […]
