we are trying to setup our application for performance testing up to 1700 concurrent users. system is using up all the jvm memory at a certain point and the session are not creted anymore after a certain number is reached. is there any way to find out what the session size is like for one user.
its a j2ee compliant web based application deployed on websphere 6.0
One easyway to do is:
Enable PMI metrics from the WebSphere's admin console
login to Admin COnsole>Monitoring and tuning><server name>>runtime/configuration >servletsessionManager >session object size>enable.
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