What is non thread-safe PHP?
Non-thread-safe: It does not check the safety of the threads which makes it faster to run but at the same time, it becomes more unstable and crashes very frequently. It refers to a single thread only builds.
What does PHP thread-safe mean?
What does thread safety mean when downloading PHP? Thread Safety means that binary can work in a multithreaded webserver context, such as Apache 2 on Windows. Thread Safety works by creating a local storage copy in each thread, so that the data won’t collide with another thread.
What does NTS mean with PHP?
The non-thread safe version should be used if you install PHP as a CGI binary, command line interface or other environment where only a single thread is used.
What is my current PHP version?
To find out php version installed on the server type any one of the following commands on your server.
- Open the terminal prompt and then type the following commands.
- Login to the server using the ssh command.
- Display PHP version, run: php –version OR php-cgi –version.
Is IIS thread-safe?
The thread-safe version is designed for environments where the web server keeps the PHP engine in memory, running multiple treads of execution simultaneously. The architecture of IIS and the FastCGI extension provide an isolation model that keeps requests separate, removing the need for a thread-safe version of PHP.
What is thread-safe and non thread-safe in Java?
When multiple threads are working on the same data, and the value of our data is changing, that scenario is not thread-safe and we will get inconsistent results. When a thread is already working on an object and preventing another thread on working on the same object, this process is called Thread-Safety.
What is PHP-FPM conf?
PHP-FPM (FastCGI Process Manager) is an alternative to FastCGI implementation of PHP with some additional features useful for sites with high traffic. It is the preferred method of processing PHP pages with NGINX and is faster than traditional CGI based methods such as SUPHP or mod_php for running a PHP script.
What is a non-thread safe PHP version?
It refers to a single thread only builds. In non-thread safe version binaries widespread use in the case of interaction with a web server through the FastCGI protocol, by not utilizing multi-threading. So it depends on the way that you want to use PHP. AFAIR running PHP with the fastCGI is the preferable way.
How do I know if my PHP is thread safe?
If you are unknown which version of PHP is installed in your system then there is an easy way to know that. Open a phpinfo () and search for the line Thread safety for a thread-safe build you should find enable.
What is the difference between thread-safe and non-thread-safe version?
Non-thread-safe version on the other hand is used where PHP is installed as a CGI binary. Here every request is handled separately which removes the need of thread-safe version. Moreover, using thread-safe version here degrade the performance due to unnecessary checks for thread safety.
Is mod_php thread-safe?
Since with mod_php, PHP gets loaded right into Apache, if Apache is going to handle concurrency using its Worker MPM (that is, using Threads) then PHP must be able to operate within this same multi-threaded environment — meaning, PHP has to be thread-safe to be able to play ball correctly with Apache!