Burning an ISO so it’s bootable Once you have the ISO downloaded, you may need to do some additional preparations. If you are installing using a USB device, simply copying the file to a flash drive will not work, as the ISO is not actually unpacked on the media. If the ISO is not correctly […]
Category: The UEFI-based booting sequence
Leapping from Oracle Linux 7 to 8 – Oracle Linux 8 – Get It? Got It? Good!
Leapping from Oracle Linux 7 to 8 A challenge system admins often face is what to do when you have an older OS deployed and it’s about to reach the date when support ends. It happens, and it’s not fun. This will put you in a position to reinstall the newer OS on new systems, […]
CentOS is dead as we know it, have you looked at Oracle Linux yet? – Oracle Linux 8 – Get It? Got It? Good!
CentOS is dead as we know it, have you looked at Oracle Linux yet? Oracle Linux tracks RHEL, using OpenELA as their base code going forward, so Oracle Linux 8.3 is basically the same as RHEL 8.3 or CentOS 8.3 or even RockyLinux 8.3. It’s used by over 86% of the Fortune Global 100, making […]
Automating the OS install options with kickstart 2 – Installing with and without Automation Magic
This is the time zone for the server: # System timezonetimezone America/New_York –isUtc An encrypted root password can be set on the new system. Normally, the password is encrypted, but optionally, you can use the –-plaintext option with a plaintext password. You can also generate an encrypted password using the python3 -c ‘import crypt,getpass;pw=getpass.getpass();print(crypt.crypt(pw) if […]
Automating the OS install options with kickstart – Installing with and without Automation Magic
Automating the OS install options with kickstart The kickstart file is one of the most important parts of the automated install process. This file contains all the information required to automatically install and configure the OS. The kickstart file is a simple text file that contains the directions to allow an unattended installation. Getting ready […]
Setting up the web server – HTTPD – Installing with and without Automation Magic
Setting up the web server – HTTPD The next step for the PXE server is to install a web server. In this example, we will use Apache. Other web servers will also work, but Apache is one of the most common. Getting ready To set up an HTTP server, you will need an Oracle Linux […]
Serving up the boot – TFTPD – Installing with and without Automation Magic
Serving up the boot – TFTPD TFTP is used for simple file transfers over the network. This is most often used to load the initial bootloader for an OS, or some firmware updates for embedded devices and older hardware. In the context of the PXE server, the TFTP system is used for the initial bootloader. […]
Back in the day – a manual installation – Installing with and without Automation Magic
Back in the day – a manual installation Automated installations are great, but for some admins, the complexity of configuring and maintaining the infrastructure to support an automated installation is more effort than doing a manual installation. This recipe will go over how the manual installation works. Getting ready To do this, you will need […]
Back in the day – a manual installation 2 – Installing with and without Automation Magic
How it works… A manual boot process is fairly simple to do. Once booted, on the INSTALLATION SUMMARY screen, you have many options: Generally, the first setting that is set is the network. This is key for not only network installations but also setting up NTP for time synchronization: Figure 2.21 – Setting hostname and […]
Appendix – kickstart options – Installing with and without Automation Magic
Appendix – kickstart options The following table covers the most popular options that control the installation and their syntax: Option Name authselect Description It configures the authentication options for the system using the authselect command. authselect options are the same as the authselect command. They are passed directly to the command. Options See […]