29
1 Gatling for JMeter dummies Rainer Steinegger Application Engineer, Unic GmbH
1
Gatling for JMeter dummies
Rainer Steinegger
Application Engineer, Unic GmbH
2
Rainer Steinegger
• Java Backend Engineer
• Java User Group KA Organizer
• Mentor at Devoxx4Kids
• Married and 3 kids
Click to edit Master title style
3
featuring some friends
4
• JMeter • Gatling to the rescue!!111 • Gatling Basics and Code
Agenda
Click to edit Master title style
5
Why load-/stresstests?!
Click to edit Master title style
6
JMeter
Click to edit Master title style
7
Performance
Click to edit Master title style
8
one user per thread
Click to edit Master title style
9
might take many threads
Click to edit Master title style
10
… and doesn’t scale well
Click to edit Master title style
11
Blocking I/O
Click to edit Master title style
12
Thread.sleep()
Click to edit Master title style
13
Usability
Click to edit Master title style
14
peer reviews
Click to edit Master title style
15
XML!!!
Click to edit Master title style
16
refactorings…
Click to edit Master title style
17
plugin dependencies and versions
Click to edit Master title style
18
Gatling to the rescue!!111
Click to edit Master title style
19
Performance
Click to edit Master title style
20
akka and actuators
Click to edit Master title style
21
Thread.sleep()
netty for non-blocking I/O
Click to edit Master title style
22
versioning and peer reviews
Click to edit Master title style
23
Scala for DSL
Click to edit Master title style
24
use the tools you are used to!
Click to edit Master title style
25
Gatling Basics
26
Simulations:
• Standard load
• Peak exceeded
• …
Simulations and Scenarios
Scenarios:
• Registration
• Login
• Search
• ...
Click to edit Master title style
27
finally some code
28
• Gatling Recorder
• Maven Gatling Plugin and Reports
• User and sessions
• Feeder and data sources (in-memory, CSV, JSON, JDBC, …)
• Configuration
• Assertions (requests per second, successful requests, …)
• HTTP/… Checks
• Protocols (HTTP, Server Sent Events, WebSockets, JMS)
Recap
Click to edit Master title style
29
that’s all folks!
https://github.com/rainer-steinegger - [email protected]
