linux-build-server

Linux Tutorials: How to troubleshoot Linux Server?

If a linux-build-server suddenly starts getting slow, I would divide my approach / troubleshooting into 3 section as follows; System Level troubleshooting Application Level troubleshooting Dependent Services troubleshooting Understand Logs Level…

Read more »
java-installation-in-linux

Java Installation Guide in Linux & Windows

DOWNLOAD OPEN JDK & JRE JAVA PACKAGE FROM – https://jdk.java.net/archive/ Download and Install JDK/JRE 7 in Centos & RHEL Download and Install JDK/JRE 8 in Centos & RHEL Download and…

Read more »
install-docker-in-linux

Docker Tutorials: How to Install Docker in Ubuntu?

Install Docker Engine in Ubuntu NOTE – All commands you must run as root user or add a current user into a linux group name called “docker” How to beocme…

Read more »

Linux Performance Monitoring Guide

CPU Memory Network Storage Device and Input I/O Storage Capacity Storage Controller CPU Memory and I/O Interconnect

Read more »

Linux Tutorials: mpstat commands examples

mpstat – Report processors related statistics. The mpstat command writes to standard output activities for each available processor, processor 0 being the first one. Global average activities among all processors…

Read more »

Linux Tutorials: vmstat commands examples

The vmstat command (short for virtual memory statistics) is a built-in monitoring utility in Linux. Users can observe system activity virtually in real-time by specifying a sampling period. The command…

Read more »
location-of-dockers-images

Docker Tutorials: Location of Docker images in all Operating Systems

Location of Dockers images in all Operating Systems The location of the images vary depending on the driver Docker is using for storage. Actually, Docker images are stored in two…

Read more »
aws-linux-putty

How to login linux server of AWS from windows using putty?

How to Generate PPK file from PEM using PuttyGen? AWS by default do not allow accessing a linux server using password so only key is allowed. But .pem file which…

Read more »
bamboo-installation-and-configuration

Installation and Configuration Guide: Bamboo

System requirements & considerations Java: Database: Installing Bamboo on Linux https://confluence.atlassian.com/bamboo/installing-bamboo-on-linux-289276792.html Install Bamboo using Docker Container Step 1 – Install Docker Step 2 – Install and Configure Bamboo using Docker…

Read more »

Linux Tutorials: Commands for Linux User

File Commands List files in the directory: List all files: Show directory you are currently working in: Create a new directory: Remove a file: Remove a directory recursively: Recursively remove a directory without requiring…

Read more »

Top 50 Exim Interview Questions & Answer

1) You are not given the tools you need to be successful. How would you change that In Exim? State a business case to your manager / leader as to…

Read more »

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 infrastructure components (Docker,…

Read more »

What is SELinux and how its SELinux used in Docker?

What is SELinux and how its SELinux used in Docker? SELinux, or Security-Enhanced Linux, is a part of the Linux security kernel that acts as a protective agent on servers. In the…

Read more »

Top 50 Django interview questions and answers

1) Django design pattern? Django follows MVC pattern (Model-View-Controller), also referred to as MTV (Model-Template-View). Model – describes database schemaViews – Controls what user can view. It retrieves data from…

Read more »

Top 50 WordPress interview questions and answers

1) What is WordPress? WordPress is an Open Source Content Management System (CMS) and a blogging tool, based on PHP and MySQL. It is free of cost, and you can…

Read more »

Top 50 Apache HTTPD Interview questions and answers

1) What do you mean by Apache Web Server? Apache web server is the HTTP web server that is open source, and it is used for hosting the website. 2)…

Read more »

Modules in Apache Web Server

Core Modules New functions are in the form of modules. Every module has their own directives Easy to download,install and configure Define modules, use their syntaxes to use that functions…

Read more »

Directory Structure of Apache Web Server

Apache HTTPD – Directory Structure CORE/common Directories conf modules htdocs logs New structure in Yum/RPM base installation conf conf.d conf.modules.d modules htdocs logs Structure in Tarball/source code base installation conf…

Read more »

Installation Of Apache HTTP Web Server

How many ways you can install Apache? Installation Types1.Yum Based2.RPM Based3.Source code/ Tar ball Based Apache install on Centos 7 (Yum Base) 1.Check OS version # cat /etc/*release 2.Install apache…

Read more »

What is LAMP Stack?

What is Stack? The term stack(derived from “solution stack”) refers to a collection of different software programs that “stack” together to create a plateform necesary to support application software. These…

Read more »