mktemp Command in Linux - Explained with examples ?
This article covers how to use the mktemp command in Linux. In fact, mktemp can help to Create temporary files or directoriesin your Linux system.
Convert a Directory to a Partition in Linux
This article covers moving the home directory into a newly added disk that has a dedicated Partition.
Different methods of Checking MySQL Version in Linux
This article covers the ways to check the MySQL version in Linux. In fact, MySQL (and its drop-in replacement MariaDB) is the most popular open-source relational database management system. There are some important differences between MySQL versions, so knowing which version is running on your server might be important in some situations.
How to Check MySQL Version with V Command ?
The easiest way to find the MySQL version is with the command:
$ mysql -V
The command mysql –V is not OS specific. This command works on Windows, OS X, and Linux distributions including Ubuntu.
Different methods to Open a File in Linux
This article covers the different methods to open a file in Linux via a terminal. In fact, In Linux, we can display various file formats such as text file, audio files, video, image, doc, pdf, or any other file contents.
How to Open File Using gnome-open Command ?
For the GNOME-based Linux environment, we can use the gnome-open command to open a file.
If the gnome utility is not installed on our machine, we can install it by using the following command:
$ sudo apt install libgnome2-bin
Execute the above command and provide the system administrator password to install the GNOME utility.
Now, to display the file content, execute the command as follows:
$ gnome-open Test.txt
The above command will open the file with the default file system.
There are some other popular Linux environments, such as KDE DESKTOP, OS X UNIX, and more.
For KDE Desktop, execute the command as follows:
$ kde-open <file name>
$ xdg-open <file name>
For OS X UNIX, execute the command as follows:
$ open <file name>
Most Effective GUI Tools to Free Up Space on Ubuntu and Linux Mint
This article covers the best GUI Tools to Free Up Space on Ubuntu and Linux Mint . In fact, you can use these tools to regularly keep your Ubuntu / Linux Mint system free of junk files.
How to Remove old kernels from the Ubuntu / Linux Mint system ?
1. As we should know, the Linux Kernel is the heart of the system, but it is also known that it is updated every so often, so they are released new versions which are installed in the system displacing the old versions which remain stored without being eliminated.
For this we must type the following command:
$ sudo dpkg 'linux-image *' --list
2. Next, they must identify their oldest kernels and execute the following command to remove the previous versions.
Just replace xxxxx with the version of Linux you want to delete:
$ sudo apt-get remove linux-image-xxxxx
3. As an alternative, an easier way to clean up these old kernels is to use 'autoremove':
$ sudo apt-get autoremove --purge
iostat Command in Linux - Explained with examples
This article covers how to use the iostat command in Linux. In fact, iostat command is used to monitor CPU utilization and I/O (input /output) statistics of all the disks and file systems. nfsiostat command is used to monitor i/o statistics of network file system(NFS).
iostat command generally generates two reports:
- CPU utilization report.
- All disks i/o statistics report.
To generate the reports, iostat command reads some of the system files . These files are:
- /proc/diskstats for disk stats.
- /proc/stat for system stats.
- /sys for block device stats.
- /proc/devices for persistent device names.
- /proc/self/mountstats for all the network filesystems.
- /proc/uptime for information regarding system uptime.