php editor Xigua will introduce you to CentOS startup installation and CentOS startup disk installation. CentOS is a Linux-based operating system with advantages such as stability and security. Startup and installation of CentOS can be achieved through a USB flash drive or CD. First, you need to download the CentOS image file to the local computer, and then create a bootable USB flash drive or burn a CD. Next, insert the USB flash drive or CD into the computer where you want to install it, and set the computer to boot from the external device. After startup, follow the prompts to select installation language, keyboard layout and other options, and set the partition and installation location. Finally, wait for the installation to complete, restart your computer and enjoy the powerful features of the CentOS operating system. Through CentOS boot disk installation, you can quickly and easily deploy CentOS systems to provide strong support for your work and study.
1. Download the CentOS installation image
You need to download it from the CentOS official website or a trusted third-party mirror site Download the CentOS installation image. Make sure the image you download is the latest version and matches your hardware architecture (32-bit or 64-bit).
2. Prepare the installation media
You need to prepare a bootable installation media, such as a USB flash drive or CD/DVD disc. Make sure your installation media is large enough to accommodate the CentOS installation. document.
3. Make boot media
Write the downloaded CentOS installation image to a USB flash drive or CD/DVD disc. You can use the following command to write the image to a USB flash drive:
```shell
sudo dd if=/path/to/centos.iso of=/dev/sdx bs=4M status=progress && sync
```
`/path/to/centos.iso` is the path to the CentOS installation image, and `/dev/sdx` is the device path of your USB flash disk (please replace `sdx` according to the actual situation).
4. Start the computer and set the startup items
Insert the prepared boot media into the computer, and set the startup item to USB or CD/DVD boot in the BIOS/UEFI settings, and save the settings and restart the computer.
5. Start installing CentOS
After the computer restarts, you will enter the CentOS installation interface. Follow the instructions on the screen to complete the CentOS installation process.
If you do not have a CentOS installation image available, or you need to reinstall CentOS, you can use a CentOS startup disk for installation. The following is how to make and install a CentOS startup disk. Steps:
1. Download the CentOS installation program
Download the CentOS installation program from the CentOS official website or a trusted third-party website. Make sure that the program you download is the latest version and complies with your requirements. Hardware architecture (32-bit or 64-bit).
2. Make a CentOS boot disk
Extract the downloaded CentOS installation program into a folder, and use the following command to write the folder to a USB flash drive or CD/DVD:
sudo dd if=/path/to/centos-installer of=/dev/sdx bs=4M status=progress && sync
`/path/to/centos-installer` is to decompress The path of the CentOS installation program, `/dev/sdx` is the device path of your USB flash disk (please replace `sdx` according to the actual situation).
3. Set computer startup items
Insert the prepared CentOS startup disk into the computer, and set the startup item to USB or CD/DVD boot in the BIOS/UEFI settings, save the settings and Restart the computer.
4. Start installing CentOS
Xiaosi LINUX little knowledge sharing: When making a CentOS boot disk, you need to pay attention to the following points: Make sure that the CentOS installation program you download is complete and not damaged. ;When writing the installer, make sure your USB flash drive or CD/DVD
The above is the detailed content of CentOS boot installation and CentOS boot disk installation. For more information, please follow other related articles on the PHP Chinese website!