---
name: "likwid-genTopoCfg"
section: "1"
platform: "linux"
package: "likwid"
version: "5.4.1+dfsg-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/likwid-genTopoCfg"
---

# likwid-genTopoCfg(1)

Get system topology and write them to file for faster LIKWID startup

## NAME

likwid-genTopoCfg - Get system topology and write them to file for faster LIKWID startup

## SYNOPSIS

**likwid-genTopoCfg** \[-hv\] \[**-o** *\<filename\>\]*

## DESCRIPTION

**likwid-genTopoCfg** is a command line application that stores the system's CPU and NUMA topology to file. LIKWID applications use this file to read in the topology fast instead of re-gathering all values.

## OPTIONS

- **-h, --help**

  prints a help message to standard output, then exits.

- **-v, --version**

  prints a version message to standard output, then exits.

- **-o, --output \<filename\>**

  sets output file path (Default: /etc/likwid-topo.cfg)

## AUTHOR

Written by Thomas Gruber \<thomas.roehl@googlemail.com\>.

## BUGS

Report Bugs on \<https://github.com/RRZE-HPC/likwid/issues\>.

## SEE ALSO

[likwid-topology(1)](/likwid-topology/1.md), [likwid-perfctr(1)](/likwid-perfctr/1.md), [likwid-pin(1)](/likwid-pin/1.md)