What are Erlang processes behind the scenes?

Posted by Roger Alsing on Stack Overflow See other posts from Stack Overflow or by Roger Alsing
Published on 2010-05-07T11:07:32Z Indexed on 2010/05/07 11:18 UTC
Read the original article Hit count: 180

Filed under:

erlang

|

threads

|

concurrency

|

fiber

I've got very limited knowledge about Erlang, but as far as I understand, it can spawn "processes" with a very low cost.

So I wonder, what are those "processes" behind the scenes?

Are they Fibers? Threads? Continuations?

© Stack Overflow or respective owner

Related posts about erlang

Starting an Erlang slave node in escript fails when using custom Erlang in Ubuntu 10.4

as seen on Stack Overflow - Search for 'Stack Overflow'
I have the following escript: #!/usr/bin/env escript %%! -name [email protected] main(_) -> NodeName = test, Host = '127.0.0.1', Args = "", {ok, _Node} = slave:start_link(Host, NodeName, Args), io:format("Node started successfully!"). When running it on Ubuntu 10.04… >>> More
How to setup Erlang + Emacs with erlang.el?

as seen on Stack Overflow - Search for 'Stack Overflow'
I have downloaded and installed Erlang and EmacsW32. But how do I use erlang.el in Emacs? Where do I place it or install it? I have read Erlang/OTP R13B04 documentation and Erlang mode for Emacs documentation but I haven't found any information about how to set up it. >>> More
How do I install LFE on Ubuntu Karmic?

as seen on Stack Overflow - Search for 'Stack Overflow'
Erlang was already installed: $dpkg -l|grep erlang ii erlang 1:13.b.3-dfsg-2ubuntu2 Concurrent, real-time, distributed function ii erlang-appmon 1:13.b.3-dfsg-2ubuntu2 Erlang/OTP application monitor ii erlang-asn1 … >>> More
How to switch between the upper and lower pane in emacs?

as seen on Super User - Search for 'Super User'
I am using the erlang mode in Aquamacs. The mode, by default, creates a new pane and buffer "*erlang*" when I hit C-C C-K to compile an erlang file. (as seen in the attached screen shot) What is the easiest way to switch between these two panes? I do not think "C-x b" is applicable in this case… >>> More
Erlang: Mnesia or Mysql ?

as seen on Stack Overflow - Search for 'Stack Overflow'
What DMBS do you use with Erlang ? and Why ? >>> More

Related posts about threads

Application threads vs Service threads

as seen on Stack Overflow - Search for 'Stack Overflow'
What are the advantages/disadvantages in placing a lengthy network access code in a thread in an activity or a thread in a service? How would it affect the application? I am writing a streaming audio player and from what I've read so far putting the code in a service will still end up blocking the… >>> More
[newbie]Webservice - Threads - close if no active threads, if any activen, then wait till its compl

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi I have an ASP.Net webservice running. When the system date changes, i want to close all the threads and restart them again, if the thread/s aren't doing any work. If any of the thread/s is in the process of doing some work(active threads), then i need to wait till the current thread/s complete… >>> More
Multiple threads or process with threads

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, this is for an assignment so I'm not looking for code. I have to simulate a game where each player has turns and needs to 'pay attention' to what's going on. So far, i know I'll need two threads for each player, one that will sleep until the player's turn and the other paying attention. My… >>> More
Tomcat threads vs Java threads

as seen on Stack Overflow - Search for 'Stack Overflow'
When using java threads, one has to take care of the basic problems that come with concurrency through synchronization etc. AFAIK Tomcat also works with threads to handle its workload. Why is it, that I don't have to think about making my code threadsafe when it is running in Tomcat? >>> More
C# threads - Posting messages between threads

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi All, I am working on a project which involves reusing as well as migrating some of the existing MFC code to C#. The current code in MFC, creates some threads and uses ::PostthreadeMessage() and ON_THREAD_MESSAGE(msg,func) for inter thread asynchronous communication through messages. ::PostthreadeMessage()… >>> More