ssh permission denied error, that what we are discussing here. The word SSH is the abbreviation for Secured Shell. SSH is a command-line program to login to remote Linux server which has SSH server. The SSH is using for remote…
How to enable Varnish on cPanel server?
Enable Varnish on cPanel. Varnish is a caching technology. It is a web accelerator and also referred as HTTP accelerator or reverse HTTP proxy, which will significantly enhance the performance of your website. Varnish cache is really fast thereby, speed…
Easy way to install Memcached and memcache in a cPanel server
Install Memcached and memcache, that’s what we are discussing in this article. In website hosting industry, speed is one of the most important factor that we prefer. The website speed depends upon many factors. Of-course, the speed of the website…
How to install cPremote painlessly?
How to install cPremote backup plugin in a cPanel server? How to install cPremote? cPremote is a cPanel backup plugin for managing backups. It’s a paid and licensed plugin. It supports incremental, compressed and uncompressed backups with seven days retention.…
How to install Zend Opcache in a DirectAdmin server?
Zend Opcache Zend Opcache on direct admin server installation, that’s the topic which we’re discussing here. Before going to the installation tips, let’s see what is Zend Opcache. It’s a modern PHP script caching module which accelerates the PHP performance.…
How to find and stop spamming in Qmail server?
Identify spamming and take necessary actions!! How to find and stop spamming in Qmail server? Here I’m explaining you in some simple steps about how we can find the spamming in a Qmail server. Basically Plesk support two MTAs since…
lsof command usages with example – Unix/Linux
lsof command usages with example lsof command usages is a mandatory thing that every sys admin must know. lsof command lists open files. It’s the short form of “LiSt Open Files.” This command has a vital role in server Administration.…
How to change the database user password – cPanel?
Changing the database user password using bash script? Change the database user password, need simple solution!! The MySQL community has depreciated “old_passwords” option since MySQL 5.6 version. So we won’t be able to recollect the password from an old password hashing…
What is iptables in Linux? Introduction to iptables
What is iptables in Linux? What is iptables in Linux? We can call, it’s the basics of Firewall for Linux. Iptables is a rule based firewall system and it is normally pre-installed on a Unix operating system which is controlling the…
How to convert or concatenate integer with string variable in Python?
Convert int to str. Simple way to concatenate integer and string variables – Python. In some cases, you have to concatenate integer variables to string variables in your Python script. You can not do this by simply using the (+) sign. In…
MySQL tweaking – best practices and tips for SysAdmin
A quick note on MySQL tweaking. Why MySQL tweaking? We all need fast, reliable and secure environment for our online space. Almost all websites has its own databases to store its data. MySQL is one of the most widely using…
How to update a Docker image with new changes?
Why we need to update an Image? How to update a Docker image? Yeah, we all know, the Docker image is the core part of your Docker container. The container works based on this Image. Docker image can be built…
How to change document root of a website using .htaccess
How to change document root? This will help if you want to change the document root of you website from the default location. By default the document root of your website on a cPanel based server is /home/$username/public_html . At…
Quick way to remove all Docker images from your host
Is this a good thing to remove Docker images? Absolutely, a good question, do this carefully!! Removing an image will erase all information about your container. So do this, if you want really need it. You’re safe. This command wont…