---
name: "mptable"
section: "1"
platform: "freebsd"
package: "base"
version: "16.0-CURRENT-20261027-61c70dc16a79"
release: "FreeBSD 16.0-CURRENT (2026-10-27)"
platforms: ["freebsd"]
url: "https://new.carta.tech/mptable"
---

# mptable(1)

display MP configuration table

## NAME

**mptable** – display MP configuration table

## SYNOPSIS

**mptable** \[**-dmesg**\] \[**-verbose**\] \[**-grope**\] \[**-help**\]

## DESCRIPTION

The **mptable** command finds and analyzes the MP configuration table on an Intel(tm) MP spec capable motherboard. It is useful for debugging an SMP kernel that will not boot, as well as examining the configuration of a system. It can be run with a UniProcessor kernel.

It must be run with gid kmem privileges.

The following options are available:

- **-dmesg**

  Include a dmesg dump.

- **-grope**

  Look in areas it should not NEED to, use ONLY as a last resort.

- **-help**

  Print a usage message and exits.

- **-verbose**

  Print extra info.

## SEE ALSO

[smp(4)](/smp/4.md), [dmesg(8)](/dmesg/8.md)

## HISTORY

The **mptable** command first appeared in FreeBSD 3.0.

## AUTHORS

Steve Passe ⟨*fsmp@FreeBSD.org*⟩