The RHCE 8 exam is totally based on Ansible. Generally, 15-17 questions are asked to solve in the exam. In this article, I will try to solve all questions that you might face in the exam. Please ensure that you have already completed the RHCSA exam and have basic knowledge of YAML. Question 1: Install
Ansible is used to manage and administer multiple servers from a central computer. Installing Ansible on CentOS 8 is very straightforward. Enable epel-release first and then install ansible Check Ansible is installed You will get something output like below for the above command All are set. Now you can write your playbooks to provision configuration
For many reasons we need to access remote server automatically without providing password. Specially when you need to copy file through script or programming from one server to another server. We know that SSH is a secure protocol to access remote server. Here we will show how we can access remote server without providing password.
In this article I will show you how to write automated FTP script in Linux. File Transfer Protocol (FTP) is typically used to copy files from one computer to another. The automated FTP script is mostly useful when you are a server administrator and you are maintaining many servers and you need to take backup
This article is written for those who have already read article “MySQL Replication skip error” . In that article I explained how to find out replication error and how to solve it step by step. Sometimes , the steps need to be executed several times until there is no error found at heading “Last_SQL_Error:”. Here I
Sum column in Linux is very easy and you can do it by a single command. If you have a file with multiple columns and you need to quickly get the total of a column in command line in Linux , the easiest way is to use AWK . Consider you have a file name
My Favorite Linux Commands There are lot of articles on the web regarding Linux commands . Here I have listed some of my favorite Linux commands. These commands are little bit advanced than those mentioned in general blog but very useful. Start a service in CentOS/Redhat 7 systemctl start httpd Start a service at startup
Install OCI8 on CentOS/Redhat/Fedora The post will describe how to Install OCI8 on CentOS/Redhat/Fedora in step by step. The easiest way to configure PHP to access Oracle Database is to use Oracle Instant Client libraries. This note describes how to install PHP with the OCI8 Extension and Oracle Instant Client on CentOS/Redhat/Fedora. OCI8 is the PHP