Rocks pxe install

While each server can run on a different physical system, the procedures in this section assume a single system is running all servers. Client: The system to which you are installing CentOS. Unlike other installation methods, the client does not require any physical boot media for the installation to start. On some hardware, the option to boot from a network might be disabled, or not available. Sending the boot files the kernel and initial RAM disk - vmlinuz and initrd over this protocol might be slow and result in timeout failures.

To export the installation ISO image to a network location, see Creating installation sources for Kickstart installations for information. Spacewalk can automate the setup of a PXE server. For more information, see the project website. This command enables temporary access until the next server reboot.

To enable permanent access, add the --permanent option to the command. Access the pxelinux. Add a default configuration file to the pxelinux. The installation program cannot boot without its runtime image. Use the inst. Alternatively, you can use the inst. The installation source location used with inst. Reinstalling ROCKS compute cluster node If you have any faulty HPC node and want to reinstall it for instance in case of hard drive replacement you should bare in mind several things: Make sure xinetd is listening on 65 for tftpd requests on frontend.

Check for firewall rules. But you can simply switch it off during install. Then you should configure your frontend to force compute node reinstallation.

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