load performance testing tools

PHP simple performance testing tools I. Overview nbsp; this class mainly detects the running time of a piece of code and some PHP efficiency problems. II. usage first, The require class mainly uses the interfaces begin (), preTime () and end () begin ($ output, $ environment) to detect the initial position, when this interface is executed, the detection starts.

1. AB Introduction AB full name Apache Bench, is an Apache with a small tool, it can simultaneously simulate multiple concurrent requests, testing the maximum load pressure of Web servers such as Apache. Through a simple example, this paper introduces the performance test of Web pages using AB, the method of viewing results and the detailed operation parameters.

Linux Performance Testing Tools Lmbench detailed 2010-06-04 16:07 Anonymous Evaluation Centerfont Size:T | T Lmbench is a simple and portable, ANSI/C standard for the unix/posix of the micro-assessment tool set up. In general, it measures two key features: Reaction time and bandwidth. Lmbench is designed to give system developers insight into the underlying cost

, do not receive the return value2. Common Parameters-C and-T represent how much time to run concurrently3. The susseed returned by its result does not mean that the request was successful, such as:Enter a non-existent website, the result is still have 479 susceed4, the actual testing process, we can only go to the log to see if the server received so many requests. You can allow development to insert a flag in the code, as long as the access is succe

interrupts your Web application by testing breakpoints to identify and fix weaknesses in your application and provide a basis for when to acquire new hardware. The common open Source tool is siege. Speed up skillsBy installing the PHP accelerator, you can effectively provide PHP execution speed, the three most common accelerators are alternative PHP Cache (APC), eaccelerator, and Ioncube php Accelerator (PHPA). It is also important to note that the c

There are already many vivid examples on the Internet to explain performance testing, Capacity Testing, load testing, and stress testing concepts, relationships and differences between them, as well as backdoors and other things..

MySQL performance testing is frequently used. The following describes some commonly used MySQL performance testing tools. If you are interested in this, take a look. Three MySQL performance t