Rahul Sahu

Here are the steps to compile and install the Linux kernel version 4.9.11 on a Debian or Ubuntu system: Download the Linux kernel source code: wget https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.9.11.tar.xz Extract the source code: tar -xvf linux-4.9.11.tar.xz Change to the extracted source code directory: cd linux-4.9.11 Copy the configuration from your current running kernel: cp /boot/config-`uname -r` .config … Read more

To mount a Btrfs file system automatically at system startup using the /etc/fstab file, you need to add an entry for the file system in the following format: UUID=<UUID of the Btrfs file system> <mount point> btrfs defaults,subvol=<subvolume name> 0 0 Here, replace <UUID of the Btrfs file system> with the unique identifier of the … Read more

To use scp to copy files to or from a Google Compute Engine instance: Open a terminal window. Use the following format to copy a file from your local machine to the instance: scp [LOCAL_FILE_PATH] [USERNAME]@[INSTANCE_IP_ADDRESS]:[REMOTE_FILE_PATH] Use the following format to copy a file from the instance to your local machine: scp [USERNAME]@[INSTANCE_IP_ADDRESS]:[REMOTE_FILE_PATH] [LOCAL_FILE_PATH] Note: … Read more

To build and install the latest version of btrfs-tools on a Linux system, you need to follow these steps: Download the latest version of the source code: wget https://github.com/kdave/btrfs-progs/archive/master.zip unzip master.zip Install the necessary build dependencies: sudo apt-get install build-essential libncurses5-dev libncursesw5-dev zlib1g-dev liblzo2-dev The specific dependencies may vary based on your distribution. Change to … Read more

To install speedtest-cli on a CentOS, RHEL, or Fedora Linux system, you need to first install the Python package manager pip. Here are the steps: Update the package repository to ensure you have the latest packages: sudo yum update Install the Python pip package manager: sudo yum install python-pip Use pip to install speedtest-cli: sudo … Read more

To use apt-get with a specific IP transport (IPv4 or IPv6) on Ubuntu, Debian, or Mint Linux, you can modify the default configuration file at /etc/apt/apt.conf.d/00apt-transport-https to include the following line: Acquire::ForceIPv4 “true”; # For IPv4 Acquire::ForceIPv6 “true”; # For IPv6 Note that only one of the above lines should be uncommented, depending on whether … Read more

To run multiple SSH commands on a remote machine and exit safely, you can use the following method: Connect to the remote machine using the following syntax: ssh user@remote-host Replace “user” with your username on the remote machine and “remote-host” with the hostname or IP address of the remote machine. Once you are connected, you … Read more

To set the locales (i18n) on a Linux or Unix system, you need to follow these steps: Generate the locale definition files for the desired locales by running the following command as root: locale-gen locale_code Replace “locale_code” with the desired locale code, for example “en_US.UTF-8”. Set the system’s default locale by editing the “/etc/locale.conf” file … Read more

To wake up a backup NAS server and mirror files using Rsync in Linux, you can use the following steps: Ensure that the backup NAS server is set up to be awakened by Wake-on-LAN (WOL) packets. This can be done in the BIOS or network settings of the backup NAS server. On the Linux machine, … Read more

To install curl on Debian Linux 11/10/9/8, you can use the following steps: Update the package list by running the following command: sudo apt update Install curl by running the following command: sudo apt install curl Verify the installation by checking the version of curl with the following command: curl –version This should display the … Read more