---
name: "render_speedtest"
section: "1"
platform: "linux"
package: "renderd"
version: "0.8.0-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/render_speedtest"
---

# render\_speedtest(1)

Benchmark tile rendering with renderd.

## NAME

render\_speedtest - Benchmark tile rendering with renderd.

## SYNOPSIS

**render\_speedtest** \[*options*\]

## DESCRIPTION

This manual page documents briefly the **render\_speedtest** command.

**render\_speedtest** renders a bunch of tiles at various zoom levels to benchmark the speed of the rendering.

## OPTIONS

These programs follow the usual GNU command line syntax, with long options starting with two dashes (\`-'). A summary of options is included below.

- **-s**\|--socket=SOCKET\|HOSTNAME:PORT

  Specify the location of the renderd socket or hostname and port to connect to.

- **-m**\|--map=MAP

  Specify the rendering style to test. The default is "default"

- **-n**\|--num-threads=N

  The number of parallel request threads (default 1).

- **-z**\|--min-zoom=ZOOM

  Only render tiles greater or equal to this zoom level (default is 0).

- **-Z**\|--max-zoom=ZOOM

  Only render tiles less than or equal to this zoom level (default is 20).

- **-h**\|--help

  Print out a help text for render\_speedtest

- **-V**\|--version

  Print out the version number for render\_speedtest

## SEE ALSO

**[renderd(1)](/renderd/1.md)**

## AUTHOR

render\_speedtest was written by Jon Burgess and other OpenStreetMap project members.

This manual page was written by OpenStreetMap authors.