Test-as-code concepts

Assertions Learn how to set assertions on metrics like response time or number of failed requests, and export these results to a JUnit compatible format
Checks Checks can be used to validate your request and extract elements which can be reused later
Injection Injection profiles, differences between open and closed workload models
Session Use Sessions to store and retrieve data for each virtual user
Simulation Learn about the main parts of a Gatling simulation: DSL imports, scenario definitions, simulation definitions, and hooks.
Timings Learn about all the recorded metrics: users start rate, concurrent users, response times and counts.
Configuration Configure the logs with logback.xml, the configuration with gatling.conf, and the zip bundle command options
Operations Learn how to tune the OS for more performance, configure the open files limit, the kernel and the network