x df - Disk Free Space Viewer
> Enhanced df command combining df and mount output with multiple formats.
Quick Start
# Interactive disk usage viewer (default in TTY)
x df
# TSV format output (default when piped)
x df | cat
Features
- Joint output: Combines
df and mount command information - Multi-format: TSV, CSV, TUI application, raw
- Cross-platform: Linux, macOS, Windows support
- Auto-detection: Interactive mode in TTY, TSV when piped
Output Fields
Linux / Windows
| Field | Description | Example |
|---|
| ------- | ------------- | --------- |
Filesystem | Device path | /dev/sda1 |
Type | Filesystem type | ext4, ntfs |
Size | Total size | 500G |
Used | Used space | 200G |
Avail | Available space | 300G |
Use% | Usage percentage | 40% |
Mounted_path | Mount point | /, /home |
Mounted_attr | Mount attributes | rw,relatime |
macOS (additional fields)
| Field | Description | Example |
|---|
| ------- | ------------- | --------- |
Capacity | Capacity percentage | 40% |
iused | Used inodes | 1000000 |
ifree | Free inodes | 9000000 |
%iused | Inode usage % | 10% |
Commands
| Command | Description |
|---|
| --------- | ------------- |
x df | Auto mode: TTY→interactive, pipe→TSV |
x df --app | Interactive TUI view |
x df --csv | CSV format output |
x df --tsv | TSV format output |
x df --raw | Raw system command output |
x df --numeric | Display sizes in pure numeric form |
Examples
Basic Usage
# Interactive view (TTY)
x df
# TSV format
x df --tsv
# CSV format
x df --csv
Filter and Process
# Find large filesystems (>100GB)
x df --tsv | awk -F'\t' 'NR>1 && $3 > 100'
# Check specific mount point
x df --tsv | grep "/home"
# Get usage percentages only
x df --tsv | awk -F'\t' '{print $1, $6}'
Data Processing
# Convert to JSON via csv
x df --csv | x csv tojson
# SQL-like query on disk usage
x df --csv | x csv sql "SELECT * WHERE Use% > 80"
Platform Notes
Linux
- Uses
df and /proc/mounts or mount command - Full feature support
macOS
- Uses
df and mount command - Additional inode information (iused, ifree, %iused)
Windows
- Uses
wmic or PowerShell Get-Volume for disk info - Full feature support
Comparison with Native df
| Command | Output |
|---|
| --------- | -------- |
df -h | Basic disk usage |
mount | Mount information |
x df | Combined view with filesystem type and mount attributes |
# Native df
$ df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 500G 200G 300G 40% /
# x df (combined with mount info)
$ x df --tsv
Filesystem Type Size Used Avail Use% Mounted_path Mounted_attr
/dev/sda1 ext4 500G 200G 300G 40% / rw,relatime
Related
- Native
df(1) manual page - Native
mount(8) manual page