dd

Convert and copy a file. More information: <https://www.gnu.org/software/coreutils/dd>.

Install

All systems
curl cmd.cat/dd.sh
Debian Debian
apt-get install coreutils
Ubuntu
apt-get install coreutils
Alpine
apk add coreutils
Arch Arch Linux
pacman -S coreutils
image/svg+xml Kali Linux
apt-get install coreutils
CentOS
yum install coreutils
Fedora
dnf install coreutils
Windows (WSL2)
sudo apt-get update sudo apt-get install coreutils
OS X
brew install coreutils
Raspbian
apt-get install coreutils
Dockerfile
dockerfile.run/dd
Docker
docker run cmd.cat/dd dd powered by Commando

Convert and copy a file. More information: <https://www.gnu.org/software/coreutils/dd>.

  • Make a bootable USB drive from an isohybrid file (such like `archlinux-xxx.iso`):
    dd if=path/to/file.iso of=/dev/usb_drive
  • Clone a drive to another drive with 4 MiB block and ignore error:
    dd if=/dev/source_drive of=/dev/dest_drive bs=4194304 conv=noerror
  • Generate a file of 100 random bytes by using kernel random driver:
    dd if=/dev/urandom of=path/to/random_file bs=100 count=1
  • Benchmark the write performance of a disk:
    dd if=/dev/zero of=path/to/file_1GB bs=1024 count=1000000
  • Generate a system backup into an IMG file:
    dd if=/dev/drive_device of=path/to/file.img
  • Restore a drive from an IMG file:
    dd if=path/to/file.img of=/dev/drive_device

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