Author: Rahul

I, Rahul Kumar am the founder and chief editor of TecAdmin.net. I am a Red Hat Certified Engineer (RHCE) and working as an IT professional since 2009..

Do you run a cron job on your server every so many minute? Are you a system administrator or engineer who has to manage cron jobs on a daily basis? Do you keep forgetting the syntax for setting up a new cron job? If so, read on. Cron is an essential part of any system, as it automates various scheduled tasks. The crontab command is used to edit and manage cron jobs. Creating a cron job is not difficult, but it can become tricky when dealing with multiple users and environments. Crontab syntax is mostly the same across all Linux…

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Apache mod_deflate module is responsible for the DEFLATE output filter that allows output from your server to be compressed before being sent to the client over the network. mod_deflate is the replacement of mod_gzip which was used with older version of Apache. The users with cPanel access only can also enable the Gzip compression. Follow our other article to enable Apache Gzip Compression in cPanel only account. The users with root access can use the WHM panel and enable Apache mod_deflate globally for all cPanel users. Let’s follow the below steps to enable apache Gzip compression (mod_deflate) for all cPanel…

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This article is second part of the article Setup Rsyslog with MySQL and LogAnalyzer on CentOS/RHEL systems. In the first part we have integrated Rsyslog with MySQL database server, and all the logs are now saving in database. For recalling below is few configuration details which we used in part-1 to setup it. Rsyslog MySQL Database: Syslog Rsyslog MySQL Username: rsyslog Rsyslog MySQL Password: MYSQLPASSWORD Let’s start the setup of LogAnalyzer on your Linux system with rsyslog database using following steps. Step 1 – Download LogAnalyzer Source Download the LogAnalyzer latest version from its official download site or use the…

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PostgreSQL is an advanced database management system used for storing structured or non-structured data. It supports both SQL (relational) and JSON (non-relational) querying, which makes it more advance than other traditional databases. In this beginners tutorial, you will learn about basic PostgreSQL commands and SQL statements. We have tried to include all basic commands, required for beginners to start working with it. Also, I request all our readers to send their valuable suggestions to improve this article. This tutorial doesn’t cover the installation of the PostgreSQL server. You can visit here to install the PostgreSQL server as per your operating…

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Rsyslog is an enhanced version of Linux syslog utility. It provides a very efficient way to setup centralized log server in hosting environment. This article will help you to save log files to MySQL database with easy steps. If you have already configured centralized log server, then you can simply setup database on your central log server. This article is created in two parts, In this page you will find setup of Rsyslog integration with MySQL database. In the next article helps you to install and integrate LogAnalyzer with this setup. Step 1: Install MySQL, Apache and PHP First we…

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Rsyslog is logging server used in Linux systems. Its an enhanced version of Syslog. Rsyslog also support databases ( MySQL, PostgreSQL ) to store logs. It is default logging server used from CentOS/RHEL 6 release. Rsyslog is an enhanced version os syslog service in Linux. This article is for configuring Centralized Logging Server in our hosting environment. This article will help you to install Rsyslog service on CentOS/RHEL 5 and configure Rsyslog to send all logs to a central server. Our main aim is that all of our log files should be at on location from where we can easily…

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PHP

Install PHP Ioncube Loaders . Ioncube is used as encryption/decryption utility for PHP applications by which we can keep safe our data. It also can restrict PHP application to execute unauthorized. It also assists in speeding up the pages that are served. IonCube loaders are used for decoding encoded files while running on the webserver. read more details on official site. This tutorial will help you to install the PHP Ioncube Loaders module in CentOS/RHEL 7/6/5 system. How to Install Ioncube Loader in WHM/cPanel Step 1 – Download ionCube Loader Download latest ioncube loaders on your system from ioncube from…

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IonCube are used as encryption/decryption utility for PHP applications by which we can keep safe our data. It also can restrict PHP application to execute unauthorized. It also assists in speeding up the pages that are served. IonCube loaders are used for decoding encoded files while running on a web server. read more details on official site. This tutorial will help you to install IonCube Loaders in cPanel server without recompiling Apache/PHP on cPanel server. If you are not running cPanel server, read article Install IonCube Loader in CentOS/RHEL (non cPanel Server). Install IonCube Loaders in cPanel To install ioncube…

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WHM/cPanel is best hosting control panel i used ever. It provides an easy way to manage your server. cPanel provides scripts for most of tasks which can be done using web interface. This article will help you to how to take manual backup of cPanel/WHM user account and restore on other cPanel/WHM server using command line. 1. Backup Account using Commnad Line cPanel provides a command line script to take backup of entire user and there data in an compressed file. For example we need to take backup of cpanel account “myuser”, use following command as root login. # /scripts/pkgacct…

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Ubuntu 14.04 LTS (TrustyTahr) released its first Alpha-1 edition on December 19, 2013.This version has been released with Latest stable Linux kernel 3.12 and Firefox 26. For final release we still have to wait for few months. In between of this Ubuntu will release alpha and beta releases. You can find below schedule to releases. Ubuntu 14.04 LTS Release Schedule As per Release schedule of Ubuntu 14.04 LTS the final release is coming on April 17th. The other beta and alpha released dates are as following as per ReleaseSchedule by ubuntu. S.No Release Date 14.04 LTS Release Event 1 December…

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