---
name: "fusenull"
section: "1"
platform: "linux"
package: "vuos-modules"
version: "0.9.2-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/fusenull"
---

# fusenull(1)

mount a null file system using FUSE and vufuse

## NAME

fusenull, vufusenull - mount a null file system using FUSE and vufuse

## SYNOPSIS

**fusenull** \[**-hVdfs**\] \[**-o** *options* \] *dir*

in a **umvu** session:

**mount -t vufusenull** \[**-o** *options* \] *dir*

## DESCRIPTION

**fusenull** mounts a null filesystem on *dir*. A null file system appears as an empty directory, any operation on it fails. It is generally used as a minimal FUSE module for testing.

**vufusenull** is the VUOS/vufuse submodule of **fusenull**

## OPTIONS

**fusenull** is build upon FUSE (Filesystem in Userspace) library. the complete set of available options depends upon the specific FUSE installed. Execute **fusenull -h** to retrieve the actual complete list.

### general options

- **-o** opt,\[opt...\]

  FUSE and file specific mount options.

- **-h**

  display a usage and options summary

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

  display version

### main FUSE mount options

These options are not valid in VUOS/vufuse.

- **-d** **-o debug**

  enable debug output (implies -f)

- **-f**

  foreground operation

- **-s**

  disable multi-threaded operation

## SEE ALSO

**fuse**(8), [**umvu**(1)](/umvu/1.md)

## AUTHOR

VirtualSquare. Project leader: Renzo Davoli.