Archives: Performance Center

Concurrency, Thread Safety and Local Variables

August 12, 2016 | By kiranbadi1991 | Comments Off on Concurrency, Thread Safety and Local Variables | Filed in: Development, Performance Center, Performance Engineering, Performance Test Tools.

One of the most of the common reason for concurrency issues I often see in web application is due to concurrent access of data stored in variables. Generally in servlets , data in variables are often stored as Local variables, Instance Variables, Class Variables , request attributes, session attributes and context attributes. Below example simplest • Read More »

Tags: , ,

Transaction Response time–First Indicator of Application Performance

February 14, 2014 | By kiranbadi1991 | Comments Off on Transaction Response time–First Indicator of Application Performance | Filed in: Performance Center, Performance Engineering, Performance Test Tools, Quality, SilkPerformer, Small Businesses, Web Server.

What do you mean by Transaction ? What do you mean by Transaction Response time ? Why is the Transaction Response time a key Performance Indicator for the application or system ? Lot of young people who wants to become Performance Engineer asks me about these types of questions. Seriously I believe Transaction is often • Read More »

Tags: , ,

Monitoring Java based Servers with JMX

January 5, 2014 | By kiranbadi1991 | 1 Comment | Filed in: Development, Environment, Performance Center, Performance Engineering, Web Server.

Many times I have seen people struggling to do monitoring set up on the Java based servers like Web logic , Web sphere or even commercial servers like Tibco etc. Any server which supports Java based application can be monitored with JMX Solutions. Even the commercial tools like Sitescope, Silk Performer Monitors use the Custom • Read More »

Tags: , ,