linuxwave

To backup iptables rules, we can use iptables-save command. This command is to save current iptables rules into a file called iptables.backu...

Sometimes we need to clear out iptables, and start from scratch in setting up firewall rules. In order to do that, below are the commands to...

Slow query log is a mechanism in mysql which will track and record queries that take long time to complete, for database administrator to an...

We are going to use 2 tools for this, one is called hdparm to test read speed, and the second one is called dd, to test write speed. First, ...

The tool to use for this task is called tesseract. To install tesseract in any ubuntu derivatives, just run below command $ sudo apt install...