HP Load runner is application performance testing solution from Hewlett -Packard
it is a set of set of tools
it is leading perfomance testing tool in the market
it is proprietry tool it not open source
creates and manage virtual users also known Vusers
Vusers are software representaion of real users
Vusers are idependent of one and another
Load runners takes permance meausurements like response time, ttroughput,concurent user
it works with various protocols like web, ect flex
protocol is communication procedure with client and server
it is user friend has many useful features
components of load runner
1) Virtual user generator
2)Controller
3) Analysis
These tools work independtly and with one another
1) Virtual user generator also called vugen
recoords buisness process
like purchase an item from website
pay a bill or book a hotel room
it Generates automated performance scripts
known as vuser scripts in load runner
we can add
add transactions
we can also edit performance testing script
Controller
using controller we can setup a performace test, e,g specify load genrators , specify test duration
it runs a performance test,
it also Monitor the performance test
Analysis
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Analysis collects test logs from the load generators
using Analysis view the performance test results
analyse performace test results
Performance testing process
========================
Gather Performance req and plan test
create vuser scripts--vuGen
setup the scenario in the controller
Run the Scnario -controller
Analyse the results -Analysis
2 https://www.youtube.com/watch?v=i62VQqkOrTY
3 https://www.youtube.com/watch?v=eAkEJ-Cum6g&index=3&list=PLc3SzDYhhiGU6fbp6JlTU8GPbEw_-eQFx
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