How to Install ELK Stack (Elasticsearch, Logstash, and Kibana) on RHEL 7 Some terms you should know:DevOps: DevOps (development and operations) is an enterprise software development phrase used to mean a type of agile relationship between development and IT operations. The goal of DevOps is to change and improve the relationship by advocating better communication and […]
Infinispan cluster setup between the Servers: Infinispan Concept: Infinispan Server is a standalone server which exposes any number of caches to clients over a variety of protocols, including HotRod, Memcached and REST. The server itself is built on top of the robust foundation provided by WildFly, therefore delegating services such as management, configuration, data sources, […]
How To Upgrade RHEL 6.5 to RHEL 6.X (To the latest release) RHEL 7.5(Beta) version has been released, if you are using older version 6.x release of RHEL operating system, this article will help to upgrade RHEL 6.5 to latest release RHEL 6.9. Prerequisites: Backup of OS iso image needs to be taken care of. […]
CPU Utilization and how to monitor high CPU usage in Linux What is CPU Utilization? CPU utilization refers to a computer’s usage of processing resources or the amount of work handled by a CPU. Actual CPU utilization varies depending on the amount and type of managed computing tasks. Certain tasks require heavy CPU time, while […]
Functions in shell script: The best way to learn shell scripting is to fall in love with the command line.Functions in shell script plays an important role for re-usability. What functions in shell script all about? A function is a group of commands that are assigned a name that acts like a handle to […]
Sed command in unix: Sed command which is used for text manipulation, which is a very important step in our bash scripting journey. Operating system provides some tools for text processing, one of those tools is sed. Sed command is used to work with text files like log files, configuration files and other […]
In this series, we are going to learn Linux Shell Scripting. Shell scripting is a very important skill that Unix/Linux administrators can never go without. Shell Scripting means writing scripts (programs) for the UNIX/Linux Shell. So, let me tell you what Linux Shell is. What is Shell? A shell in a Linux operating system takes […]