The Fidelix Linux Distribution

Simple, Stable, and Secure

SUM(1) User Commands SUM(1)

sum - manual page for sum 1.31.1

sum [-rs] [FILE]...

BusyBox v1.31.1 (2020-04-30 13:38:01 EDT) multi-call binary.

Checksum and count the blocks in a file

-r
Use BSD sum algorithm (1K blocks)
-s
Use System V sum algorithm (512byte blocks)
April 2020 Fidelix 1.0