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Tag Archives: linux

linux is a common operating system used for server. Sometime the apache makes the server slow. There are various steps to improve the performance.
Another method to improve server performance is to uninstall unwanted services and scripts from the server. This would speed up server and hence improve site performance. Another means of Server optimisation would be to install apache accelerator.
One of the solutions regarding how to improve server speed is to install “Apachebooster”.

Apache Redirection With Masking (Without changing the Url)

Linux Server administrators frequently come across requirements from clients such that they want to redirect their site to another URL WITHOUT changing URL, this can be done by adding a rule in .htaccess file. We can setup redirection for a domain without changing the url in the browser. For that open your .htaccess file and  Full Article…

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Key Based SSH Logins With PuTTY

In SSH, key based authentication are more secure while connecting to a server. On Windows Desktops we use application called Putty for accessing a linux server using SSH. We can enable key based authentication in Putty. 1. First we have to create a profile in putty for the target linux server. 2. We have to  Full Article…

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How do I find mysql root password in Ensim server?

Ensim was a popular control panel usually installed on linux servers as well as windows servers. Here is the command which you may execute on your ssh console of the server and will output the mysql root password cd /usr/lib/opcenter/mysql/ && python2.2 -c ‘from mysqlbe import *; print read_mysqlpass();’   PS. If you have a  Full Article…

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How to unzip files bigger than 4GB?

Have any one tried to unzip a file bigger than 4GB using unzip command? If you try to unzip a file larger than 4GB, It will show an error message like below; ============ error: Zip file too big (greater than 4294959102 bytes) ============ Unzipping a file in Linux is pretty straight-forward with the “unzip” command.  Full Article…

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Openssl commands

Following openssl commands help you to manage ssl when there is no control panel (such as cpanel) for the server. Such commands may be used in plain linux server. a) How to generate a new private key and Certificate Signing Request openssl req -out CSR.csr -new -newkey rsa:2048 -nodes -keyout privateKey.key b) Generate a self-signed  Full Article…

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Installing mod_evasive

mod_evasive is an apache module to protect the server against HTTP DoS or DDoS attack or brute force attack. Its a widely used module by sysadmins around the glob to mitigate ddos. It is also designed to be a detection and network management tool, and can be easily configured to work along with ipchains, firewalls,  Full Article…

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CONNLIMIT in csf firewall

csf is the most popular firewall used in the linux servers. Tweakings of the csf are common tasks by sysadmins and one of the commonly encountered tasks are limiting the number of connections to the server. We can limit the number of connections from an IP address to a port at a particular time by  Full Article…

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Install APC php module on Linux server

The APC(Alternative PHP Cache) can be installed using PECL on linux cpanel server 1) Just execute following command from shell as root user pecl install apc and select the options as per the requirement. 2) Update global php.ini with the apc extension extension=”apc.so” 3) Restart apache service Steps to install APC on Linux server manually  Full Article…

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