[ -b block-size ] [ -o output_file ] [ -s ] [ -v] [ -w ] device blocks-count [ start-block ]
This command is used to search for bad blocks on a hardware device. You should specify the device (e.g., /dev/hda1) and the count of the number of blocks on the device.
Example: To check /dev/hda1 for bad blocks, use
badblocks /dev/hda1 3096
|-b block-size||Specify the size of blocks in bytes.|
|-o output_file||Specify a file to which the list of bad blocks is output. Default is to display to standard out.|
|-s||Progress indicator. Display the block numbers as they are checked.|
|-w||Write-mode test option: badblocks will write ...|