---
title: "Server right-sizing guide - Rest PKI"
description: "Right-sizing servers for an on-premises Rest PKI instance, with a link to a Rest PKI performance test document available in Portuguese."
canonical: "https://docs.lacunasoftware.com/en-us/articles/rest-pki/on-premises/sizing"
locale: "en"
product: "Rest PKI (legacy)"
last_updated: "2026-07-14"
---

# Server right-sizing guide - Rest PKI

If you need help right-sizing your servers to run a [on premises instance](https://docs.lacunasoftware.com/en-us/articles/rest-pki/on-premises) of [Rest PKI](https://docs.lacunasoftware.com/en-us/articles/rest-pki), please
refer to the document below containing a performance test of Rest PKI:

[Rest PKI - Teste de Performance v1.0 - 31/08/2017](https://cdn.lacunasoftware.com/restpki/restpki-perf-test-pt.pdf)

> **Note**
>
> Please contact us if you need a version in English