As you probably know, GRUB2 is default boot loader for most Linux operating systems. GRUB stands for GRand Unified Bootloader. GRUB boot loader is the first program that runs when the computer starts. It is responsible for loading and transferring control to the operating system Kernel. And then the Kernel takes charge, and initializes the rest
ss command is a tool that is used for displaying network socket related information on a Linux system. The tool displays more detailed information that the netstat command which is used for displaying active socket connections. In this guide, we delve in and see how the ss command can be used to display varied socket
TestDisk is a free and opensource, command-line data recovery tool that is used to recover data from deleted or lost partitions. Further, you can use it to revive non-bootable partitions which can be caused by factors such as accidental deletion of partition tables, and malware attacks to mention a few. The command-line software was written
VnStat is a free, open source, light-weight, and console-based Network Traffic monitor. Using this tool, we can easily find how much network bandwidth is consumed and display the result hourly, daily, monthly, or for specific time period. It gathers the usage details of a single or multiple Network interfaces and displays the summary in the
MySQL master-slave replication is a procedure that allows database files to be replicated or copied across one or more nodes in a network. This setup provides redundancy and fault tolerance such that in the event of a failure in the Master node, the databases can still be recovered in the Slave node. This gives users
