Knowledge Base | Benchmarking

HAProxy Forwards Over 2 Million HTTP Requests per Second on a Single Arm-based AWS Graviton2 Instance
For the first time, a software load balancer exceeds 2-million RPS on a single Arm instance. A few weeks ago, while I was working on an HAProxy issue related to thread locking contention, I found myself running some tests on a server with an 8-core, 16-thread...

Test Driving “Power of Two Random Choices” Load Balancing
The Power of Two Random Choices load-balancing algorithm has piqued some curiosity. In this blog post, we see how it stacks up against other modern-day algorithms available in HAProxy. Recently, I was asked twice about my opinion on supporting an algorithm known as...

Hypervisors Virtual Network Performance Comparison from a Virtualized Load Balancer Point of View
Introduction At HAProxy Technologies, we edit and sell a Load-Balancer appliance called ALOHA (stands for Application Layer Optimisation and High-Availability). A few month ago, we managed to make it run on the most common hypervisors available: VMWare (ESX, vsphere)...

Benchmarking SSL Performance
Introduction The story Recently, there has been some attacks against website which aimed to steal user identity. In order to protect their users, major website owners had to find a solution. Unfortunately, we know that sometimes, improving security means downgrading...