![]() ![]() It goes to work and doesn’t report anything until it has finished. There is no visual feedback from dd at all as the creation progress takes place. dd uses kernel disk caching when it writes to the USB drive. The fdatasync modifier ensure the write buffers are flushed correctly and completely before the creation process is flagged as having finished. conv=fdatasync: The conv parameter dictates how dd converts the input file as it is written to the output device.Make sure you provide the correct identifier. Your USB drive might have a different identifier. in our example it is sdb, so we are using /dev/sdb. This is the value we identified by using the lsblk command previously. Ubuntu desktop only supports the 64-bit PC (AMD64) desktop image so download it into your directory. This must be provided with the device that represents your USB drive. First, step is to download Ubuntu 22.04 ISO image. of=/dev/sdb: The -of (output file) is the critical parameter. ![]() if=Downloads/: The -if (input file) option requires the path and name of the Linux ISO image you are using as the input file.This gives an efficient read and write rate. 4 MB is a good choice because it gives decent throughput and it is an exact multiple of 4 KB, which is the blocksize of the ext4 filesystem. bs=4M: The -bs (blocksize) option defines the size of each chunk that is read from the input file and wrote to the output device.dd: The name of the command we’re using.sudo: You need to be a superuser to issue dd commands.Sudo dd bs=4M if=Downloads/ of=/dev/sdb conv=fdatasync
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