sum

sum [OPTION]... [FILE]...

Checksum and count the blocks in a file.

With no FILE, or when FILE is -, read standard input.

Options

-r

use the BSD sum algorithm, use 1K blocks (default)

--sysv, -s

use System V sum algorithm, use 512 bytes blocks

Examples

Compute a checksum with BSD-compatible algorithm and 1024-byte blocks:

sum {{path/to/file}}

Compute a checksum with System V-compatible algorithm and 512-byte blocks:

sum --sysv {{path/to/file}}

The examples are provided by the tldr-pages project under the CC BY 4.0 License.

Please note that, as uutils is a work in progress, some examples might fail.