Latest Articles

How To Install Jenkins On CentOS 7

In this article I will guide you how you can install Jenkins on a CentOS 7 machine. Jenkins is a most popular open source Continuous Integration (CI) tool which is widely used

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Curl Command Examples and Usage

cURL is awesome tool and it comes by default installed most of the distributions. If you don’t have then you can simply installed it using yum command or apt-get command. cURL supports

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How To Use SAR To Monitor Linux System? SAR Examples And Usage

To get the overview of the servers machine with status of different important metrics at different points of time, you will need System Activity Reporter tool. It is very helpful tool for

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How To Enable and Disable PHP Error Logging Using .htaccess File

In this article I will describe how to configure PHP error logging with log_errors and error_log directives in .htaccess file. I assume that you have already set up a custom .htaccess file.

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How To Set PHP Maximum Execution Time In An .htaccess File

In this article I will describe how to set the maximum execution time for PHP scripts by using the max_execution_time directive in an .htaccess file. I assume that you have already set

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How To Install CentOS 7 On Fresh System

After waiting long finally CentOS 7 is out. CentOS ( Community Enterprise Operating System ) is forked from RedHat Linux, Linux distro fine tuned for servers. In this article I will show

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Unable To Connect MySQL Database Server From PHP

Question: I have configured LAMP ( Linux Apache MySQL PHP ). I am able to connect MySQL server from MySQL client but I am not able to connect MySQL server from PHP

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How To Install And Configure Logwatch In Linux

Logwatch is a customizable log analysis system. It is perl-based log management tool for analyzing, summarizing and reporting on server’s log files. It is most often used to send a short digest

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How To Enable Displaying PHP Errors On Site

Displaying the PHP error on websites is important and helpful for solving different problems. For example: -If blank page displayed instead of content on your site or -If you are getting 500

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Apache CPU usage and Memory usage is too high ([warn-phpd] mmap cache can’t open /var/www/../httpdocs too many open files

Apache can be a big memory user. Apache runs a number of ‘servers’ and shares incoming requests among them. The memory used by each server grows, especially when the web page being

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Apache MPMs Explained

As we know Apache 2.x is a general purpose web-server, It is designed to provide a balance of flexibility, portability and performance, but it is not designed specifically to set benchmark records,

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Resize LVM – How To Increase An LVM Partition

In this article I will show you how to expand an LVM volume or partition in Linux by first resizing logical volume, advantage of resizing the file system to take advantage of

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