Top "Multicore" questions

Multicore programming covers techniques for making programs run in parallel, by exploiting hardware with multiple processing cores.

What is LLVM and How is replacing Python VM with LLVM increasing speeds 5x?

Google is sponsoring an Open Source project to increase the speed of Python by 5x. Unladen-Swallow seems to have a …

python multicore llvm unladen-swallow
How do interrupts in multicore/multicpu machines work?

I recently started diving into low level OS programming. I am (very slowly) currently working through two older books, XINU …

operating-system kernel multicore
How does sched_setaffinity() work?

I am trying to understand how the linux syscall sched_setaffinity() works. This is a follow-on from my question here. …

c linux kernel multicore system-calls
How is context switching of threads done on a multi-core processor?

When doing context switching on a single-core processor, the code responsible is executed on the only CPU which takes care …

multithreading multicore context-switching
How to let R use all the cores of the computer?

I have read that R uses only a single CPU. How can I let R use all the available cores …

r parallel-processing multicore
How can I write a lock free structure?

In my multithreaded application and I see heavy lock contention in it, preventing good scalability across multiple cores. I have …

multithreading multicore lock-free
Detect the number of cores on windows

If I am running R on linux or on a mac, I can detect the number of available cores using …

windows r multicore
Why is MPI considered harder than shared memory and Erlang considered easier, when they are both message-passing?

There's a lot of interest these days in Erlang as a language for writing parallel programs on multicore. I've heard …

erlang multicore parallel-processing mpi
Can a single process run in multiple cores?

can a single process run different threads on different cores? (I think they can) In that case, different cores share …

concurrency operating-system multicore
Was Visual Studio 2008, 2010 or 2012 (v11) written to use multi cores?

Basically i want to know if the visual studio IDE and/or compiler in 2010 and 2012 was written to make use …

asp.net vb.net ide visual-studio-2010 multicore