1. Introduction inspectIT inspectIT Workshops Leinfelden-Echterdingen, August 2014 NovaTec Consulting GmbH Leinfelden-Echterdingen, München, Frankfurt/Main, Berlin, Jeddah / Saudi Arabia

2. Impact of the Performance is underrated Every 100ms improvement in latency increases the revenue by 1% (2008) 2008: 19,17 Bil €  191,7 Mil € 2013: 74,51 Bil € … 37-49% of users experiencing the performance problems leave the website or change to competition (2010) Site impressions increase of 9% for every 400ms improvement in page loading time (2009) 32% of all users leave the web pages that have loading times between 1-5 seconds (2010) 1 (2) seconds delay reduces revenue by 3 (5) % (2010) A user feels loading time 15% slower as it was in reality. He remembers it as being 35% slower. (2010)

3.  Free Analysis and Diagnosis Tool  Seamless and Transparent integration in each Java application  Pure Java -> 100% Java-compliant Bytecode Modification  Bytecode Modification allows low Overhead

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6. inspectIT Agent Server App 1 App 2 App 3 CMR User Interface Buffer cfg

7. SomeClass methodA() methodB() methodC() pre hook post hook Sensor (Timer) - Analysis code is NOT integrated - Application logic is NOT modified - Provision of information Generic realization of how measurements are gathered Sensor (Exceptions) Sensor (Invocation) Further sensors can be easily and transparently hooked in Only defined methods are instrumented

8. Bundled Application (Classes in Bytecode Format) JVM Classloader Java Agent 1. retrieve 2. load 3. intercept 4. enhanced 5. use

9. User Transactions HTTP Requests Method Durations Context Capturing (Parameters) Database Exceptions System Utilization

10. Annotations (@javax.ejb.Stateless) Modifiers (pub, prot, def, priv) Direct (info.novatec.test.TestClass) Superclass/Interface (superclass=true, interface=true) Simple Pattern (info.*.test.*Class)

11. Frontend JSF Struts Servlet Business EJB Spring 1 Persistence SQL (+Parameters) Hibernate JPA JTA EclipseLink 1

13. .NET Support Various Storage Strategies Automatic Comparison Inter-JVM Transactions

14. - We lead IT-Projects to Success - Thank you very much for your kind attention! NovaTec Consulting GmbH Headquarters Dieselstr. 18/1 D-70771 Leinfelden-Echterdingen Phone:+49 711 22040-700 Fax:+49 711 22040-899 E-Mail: info@novatec-gmbh.de Internet: www.novatec-gmbh.de Frankfurt/Main Office Friedrich-Ebert-Anlage 36 D-60325 Frankfurt am Main München Office Landsberger Straße 439 D-81241 München Jeddah Office P.O. Box 140611 Jeddah 21333, Saudi Arabia Berlin Office Potsdamer Platz 11 D-10785 Berlin