Skip to content

Tag: multithreading

Will using a parallel stream on a single-core processor be slower than using a sequential stream?

I am applying an operation to every element in a very large LinkedList<LinkedList<Double>>: On my computer (quad-core), parallel streams seem to be faster than using sequential streams: However, not every computer is going to be multi-core. My question is, will using parallel streams on a single-processor computer be noticeably slower than using sequential streams? Answer This is highly implementation specific,