• Chewy@discuss.tchncs.de
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    7 months ago

    As I understand it, there isn’t really a canonical way to burn an ISO. Any tool that copies a file bit for bit to another file should be able to copy a disk image to a disk. Even shell built-ins should do the job. E.g. cat my.iso > /dev/myusbstick reads the file and puts it on the stick (which is also a file). Cat reads a file byte for byte (test by cat’ing any binary) and > redirects the output to another file, which can be a device file like a usb stick.

    There’s no practical difference between those tools, besides how fast they are. E.g. dd without the block size set to >=1K is pretty slow [1], but I guess most tools select large enough I/O sizes to be nearly identical (e.g. cp).

    [1] https://superuser.com/questions/234199/good-block-size-for-disk-cloning-with-diskdump-dd#234204