Load testing for sending messages

Hi
can any one help me regarding this.
I have one application, where users sends messages to clint.
I want to do load testing for this...how to test this one using load runner.
i want to check how many messages we can send in one sec.

Please help me regarding this.

regards
Ashacta

Hi ashacta,

Can you send 1 message?

If yes, set up controller & Load Gen
First run for 5 mins 10 users at 1 message per second.
then 2 messages
then 3,4,5 messages

average the results for the 5 mins and divide 300 seconds = Per Second