---
name: "uu-sum"
section: "1"
platform: "linux"
package: "uutils-coreutils"
version: "0.12.0-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/uu-sum"
---

# uu-sum(1)

Checksum and count the blocks in a file. With no FILE, or when FILE is -, read standard input.

## NAME

sum - Checksum and count the blocks in a file.

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

## SYNOPSIS

**sum** \[OPTION\]... \[FILE\]...

## DESCRIPTION

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)

- **-s**, **--sysv**

  use System V sum algorithm, use 512 bytes blocks

- **-h**, **--help**

  Print help

- **-V**, **--version**

  Print version

## VERSION

v(uutils coreutils) 0.12.0