Topics Covered

Performance testing is done to provide stakeholders with information about their application regarding speed, stability and scalability Introduction to performance - workflow Definition for Performance testing Types of Performance Testing Need for Performance testing Automate Performance Testing Automated Performance Testing Phases Requirements collection Design Build Execute Analysis and Tuning Performance Test Planning Load / Performance Tool Evaluation & Selection Test Process / Methodology and Test Strategy Performance Test Start/Stop Criteria Test Environmental Setup and Pre-Requisites Analysis and Report Generation Pass / Fail / Exit Criteria Protocols: Web (HTTP/HTML) Webservices Ajax (Click and Script) SAP(WEB) Types of Performance tests: Smoke Test Load Test Stress Test Endurance/soak Test Spike Test Capacity Test Failover Test Sniffing Tools: HTTP Fox HTTP Watch Manual Script writing Introduction to Load Runner Load Runner Terminology Load Runner Vuser Technology Protocol Advisor Tool GUI introduction Components of Load Runner Vugen Controller Agent Process Load Generator Analysis C-Classes (required for Load Runner) Function Calling Loops Strings and Arrays File Operations Different modes of recording url mode html mode Runtime Settings Runlogic -iterations Log Multi threading Error handling Scripting Enhancements Comments Transaction points Check points Parameterisation Correlation Manual Automation Correlation during recording and after recording Creating correlation rules Randomising values and pick up the values Error handling Logs Replay Recording Generation Event Executing Scenario using Controller Designing Scenarios Goal-Oriented Scenario Manual Scenario Scenario Schedule Schedule By Scenario Schedule By Group Basic Schedule Real world schedule Start Vusers(Ramp Up) Duration(Steady state) Stop Vusers(Ramp down) Execution of different types of test Design Calculations Vusers Status in the execution Setting up the Monitors OS level Windows UNIX Server level IIS WEB LOGIC ORACLE SQL Performance Metrics Counters Monitoring tools Perfmon Controller Analyzing Results Summary Report Calculation of 90th percentile Running Vusers Graph Hits per Second Throughput Calculation of throughput Transaction Summary Average Transaction Response Time Root and casual analysis Graph Settings OS level(CPU & Memory utilisation) Miscellaneous Issues Scripting level Execution level Analysis level Rendezvous point and IP spoofing Status Codes and port numbers Diff B/W the functions and their uses Real Time Exposure POC Day to day activities End to end process of load testing Identifying bottle necks Making reports(HTML/Word) Daily Status Reports Components in silk performer Workbench - Scripting and Execution True Log Explorer - Checking Logs Explorer - Monitoring and Analysis Silk Performer Workbench BDL Scripting Scripting Enhancements Comments Measuring Points Check Points Data Parsing Parameterisation Agent Pool Connection Workloads Increasing Steady State All day Dynamic Queuing Silk Performer Explorer Add counters to monitor OS level Server level Reporting Creating and analyzing baseline report Generating reports from silk performer explorer Merging i@ and m@ files Test reports preparation