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  • Book Overview & Buying Learning PHP 7 High Performance
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Learning PHP 7 High Performance

Learning PHP 7 High Performance

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Learning PHP 7 High Performance

Learning PHP 7 High Performance

Overview of this book

PHP is a great language for building web applications. It is essentially a server-side scripting language that is also used for general-purpose programming. PHP 7 is the latest version, providing major backward-compatibility breaks and focusing on high performance and speed. This fast-paced introduction to PHP 7 will improve your productivity and coding skills. The concepts covered will allow you, as a PHP programmer, to improve the performance standards of your applications. We will introduce you to the new features in PHP 7 and then will run through the concepts of object-oriented programming (OOP) in PHP 7. Next, we will shed some light on how to improve your PHP 7 applications' performance and database performance. Through this book, you will be able to improve the performance of your programs using the various benchmarking tools discussed. At the end, the book discusses some best practices in PHP programming to help you improve the quality of your code.
Table of Contents (11 chapters)
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10
Index

ApacheBench (ab)


ApacheBench (ab) is also provided by Apache and is a command-line tool. It is a lovely tool for command line lovers. This tool is normally installed on most Linux flavors by default. Also, it is installed with Apache, so if you have Apache installed, you will probably have ab installed too.

The basic syntax for an ab command is as follows:

ab –n <Number_Requests> -c <Concurrency> <Address>:<Port><Path>

Let's discuss what each part of the preceding command means:

  • n: This is the number of requests for test.

  • c: This is concurrency, which is the number of simultaneous requests at a time.

  • Address: This is either the application URL or IP address of the web server.

  • Port: This is the port number at which the application is running.

  • Path: This is the web path of the application that we can use to test. A slash (/) is used for the home page.

Now, let's conduct a test using the ab tool by issuing the following command:

ab –n 500 –c 10 packtpub.com/

As the...

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Learning PHP 7 High Performance
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