: Displays a real-time progress bar of the operation. 2. Alternative: Using gzip or zcat
The dd command is a powerful low-level utility used for bit-by-bit copying of files or entire drives. While dd natively handles raw image files (like .img or .iso ), it cannot directly process compressed archives like .zip without a helper command to extract the data on the fly. 1. Writing a Zipped Image to a Disk dd.zip
: Extracts the file to standard output (stdout) instead of creating a file on disk. : Displays a real-time progress bar of the operation
The following write-up explains how to use the dd command to handle .zip or compressed disk images, specifically focusing on writing them directly to a drive. Direct Write-up: Working with dd and Compressed Images While dd natively handles raw image files (like
: Sends that extracted data directly into the next command.
If your image is compressed as a .gz file rather than a .zip , you can use zcat or gunzip in a similar fashion.
: Sets the block size to 4 megabytes to speed up the writing process.