# free command

The free BASIC program displays information
on the used and unused frames on a D3 system. Reports VME free
space (for FSI use host operating system utilities).

## Syntax

```
free
```

## Description

In addition to the information
on the used and unused frames, the free command
displays the total number of frames, the number of frames used by
the operating system, the number in use for data, and the number of
frames currently available or free.

## Example(s)

```
free

Disk Available
0....1....2....3....4....5....6....7....8....9....100%
***********

 MB Bytes Frames
Maximum disk space 100% 6,145 6,144,824,000 3,072,412
System usage 0% 5 5,288,000 2,644
Data usage 79% 4,883 4,882,322,000 2,441,161
Available disk space 20% 1,257 1,257,214,000 628,607
```

## See also

- [File-of-files file (VME)](https://d3codex.com/systemfiles/file-of-files-file-vme/)
- [what command](https://d3codex.com/tcl/what-command/)
- [ovf-monitor command](https://d3codex.com/tcl/ovf-monitor-command/)

---
Source: https://d3codex.com/tcl/free-command/ - part of the D3Codex reference.