Meanwhile Facebook is enjoying working with a large PHP code base. When asked they say they can write code that takes time to compile that runs fast in C++ or write code fast in PHP that runs slower. Writing features faster gives them they edge. They have an engineering team that does nothing but optimize PHP. For them an optimization is an acre of servers saved. They if something needs to run blazing fast can write code in assembly language.
What I'm told about Node is the JavaScript is running in a single thread but all I/O is being passed to native code which is written in C++ and running on multiple threads. It does use all the CPUs.
What I'm told about Node is the JavaScript is running in a single thread but all I/O is being passed to native code which is written in C++ and running on multiple threads. It does use all the CPUs.