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Using the correct timezone is essential for many systems related tasks and processes. For example, the CRON daemon uses the system’s timezone for executing CRON jobs, and the timestamps in the log files are based on the same system’s timezone.

The Linux kernel provides a tweakable setting that controls how often the swap file is used, called swappiness. A swappiness setting of zero means that the disk will be avoided unless absolutely necessary (you run out of memory), while a

In sleep mode, the content of ram is kept as it is, and the computer works on a very low power mode, so as to keep the ram content intact (as ram will lose the data if power supply is

Enable mod_rewrite You can enable any Apache module using the a2enmod command. So run the command below on your Ubuntu server: In case the module is already enabled on your server, you will get an alert message. You must restart

Most of the time you shouldn’t need to configure an SMTP server you can simply use mail from the commandline (if it’s not already present, install with sudo apt-get install mailutils). (Or if you’re on a server where sendmail is

Welcome to our guide on how to extend root filesystem using LVM on Linux. This will cover both ext4 and XFS filesystem root partition extending. To demonstrate a complete LVM lifecycle, we will perform the following actions: Create an LVM

Sometimes I need to extend or add disk space to my running VM (guest) to satisfy growing software requirements. KVM uses QEMU which supports several image types, among them raw, cow, qcow, qcow2, vmdk, vdi among others available. The “native”

Simply run in a terminal: After that, check with: