Using the ISO to create a Bootable USB DriveĪlternatively, to create bootable USB installation media, write the ISO image to the USB device using the dd utility.Įxample: ~]# dd if=yyyy.iso of=/dev/xxxx status=progress If the iso image is larger than that, then a single-layer, dual-sided (9.5GB), dual-layered, single-sided (7.5GB) or BluRay DVD (25GB) will need to be used to hold the iso image. NOTE: A standard single-layer, single-sided DVD can hold up to 4.7GB.
Use the command cdrecord -devices to list disc-writing devices and identify the correct device to use. Where /dev/xxxx is the USB device, and yyyy.iso is a Red Hat Enterprise Linux installation image.
To create (burn) a CD or DVD, write the ISO to the disc on command line using the cdrecord utility.Įxample: ~]# cdrecord -v -dev='/dev/xxxx' yyyy.iso Prerequisiteĭownload the ISO installation image as described in Downloading the installation ISO image. This article describes how to create a Red Hat Enterprise Linux installation CD, DVD, or USB.
