The parallel-programming tag has no wiki summary.
1
vote
0answers
37 views
Help/suggestions for Parallel assembly line scheduling (Dynamic programming)
I am working on a problem similar to the assembly line scheduling by dynamic programming.The issue is that unlike the classic problem where we have predefined stations now I only have information ...
0
votes
0answers
44 views
Testing for equivalence of two programs in different architectures (Sequential, Multi Processor, Multi Core)
I've found a question that I'm having trouble to realize. It's as follows:
Consider the program
P ::
x := 1;
y := 1;
z := 1;
u := 0;
and the program
Q ::
x,y,z,u := ...
0
votes
0answers
5 views
Parallelize code using CUDA [migrated]
If I have a code which takes struct variable as input and manipulate it's elements, how can I parallelize this using CUDA?
void BackpropagateLayer(NET* Net, LAYER* Upper, LAYER* Lower)
{
INT i,j;
...
2
votes
3answers
83 views
Parallel.For Inconsistency results
I am using VB.net to write a parallel based code. I use Parallel.For to generate pairs of 500 objects or in combination C(500,2) such as the following code; but I found that it didn't always generate ...
1
vote
2answers
345 views
Memory allocation of Classes that don't have any global data and locks
static void Main(string[] args)
{
var c2 = new Class2();
var c3 = new Class3();
var c1 = new Class1(c2, c3);
c1.Method1();
}
class Class1
{
...
2
votes
6answers
281 views
Is an atomic action supposed to be deterministic?
I was reading about the at most once property that defines what an atomic action is and I've been curios about this example:
x = 0, y = 0
x = y + 1 || y = y + 1
If we use the 'at most once' ...
0
votes
0answers
233 views
Parallel Programing in C#
I have a code where I have to read some Binary files in database. I wrote a For loop that iterate over my file path array, then it call a READ function that read that file into database.
I run this ...
4
votes
1answer
218 views
Which parallel pattern to use?
I need to write a server application that fetches mails from different mail servers/mailboxes and then needs to process/analyze these mails.
Traditionally, I would do this multi-threaded, launching a ...
5
votes
1answer
227 views
How can I benchmark concurrent key-value stores?
I have some concurrent key-value store implementations that are implemented with hash tables and search trees that I would like to compare. I would like to benchmark them with a real world application ...
1
vote
2answers
294 views
Relation of CPU Hz's and network speed in clusters
In cluster the Amdahl's law, Gustafson's law exists.
I though that there might be some law which states the relation between CPU Hz's and network speed: maximum network speed after which no ...
1
vote
1answer
312 views
Parallel computing using xcode
I'm making mandelbrot fractals in C using Xcode and I want to use parallel computing but everything I've tried so far doesn't work. Such as This Question and other how to guides. Whats the easiest way ...
5
votes
1answer
222 views
Asynchronously returning a hierarchal data using .NET TPL… what should my return object “look” like?
I want to use the .NET TPL to asynchronously do a DIR /S and search each subdirectory on a hard drive, and want to search for a word in each file... what should my API look like?
In this scenario I ...
-3
votes
1answer
747 views
How to select an appropriate Nvidia GPU for learning CUDA [closed]
What would be a good GPU to start learning CUDA on?
Are any GPUs unsuitable?
3
votes
5answers
1k views
What's the opposite of parallel/concurrent execution?
In my program, I give the ability to execute certain code either as parallel or non-parallel. I don't know what to call the non-parallel option though. Is Linear a good term?
What would be the best ...
5
votes
3answers
457 views
Cloud computing platforms only have one CPU. Does this mean I shouldn't use Parallel Programming?
Almost every cloud instance I can find only offers one CPU. Why is this only one CPU now, and should I expect this to increase in the future?
Does this design impact my code design so that I exclude ...
4
votes
8answers
485 views
When should I use parallelism? [closed]
After asking this question, I got to realize that parallelism may not always be good.
So far I can see that parallelism (under c#) is
A little complicated code-wise
Will probably insert some ...
44
votes
11answers
4k views
What kind of problems does MapReduce solve?
I have been reading about MapReduce for a while -- but what I can't understand is how someone would make a decision to use (or not use) MapReduce.
I mean, what are the problem patterns that signal ...
3
votes
2answers
421 views
Parallel computing and mobile computing
I have been working as software developer for past 4 years on a variety of software products (Financial ERP system, Online Web development, Trading software and now a Supply Chain mgmt software). Most ...
5
votes
2answers
884 views
Debug multiprocessing in Python
What are some good practices in debugging multiprocessing programs in Python?
12
votes
13answers
990 views
What are some common examples of a Parallelizable problem? [closed]
I was just wondering if there were some "standard" examples that everyone uses as a basis for explaining the nature of parallel problems. What are some well-known problems out there that can see great ...
10
votes
3answers
519 views
Studying parallel programming
I'm currently finishing my Bachelor's degree in Computer Science and thinking a lot about which specialisation to choose in my Master's degree.
One subject I'm particularly interested in is parallel ...
4
votes
1answer
1k views
Parallel programming library? (+ some features)
Note: this is a reposting as the question has been considered non-suitable for the Stack Overflow forum and should have been posted here. The original topic is there.
I'd like to talk of ...
3
votes
4answers
886 views
Is there a canonical book on parallel programming with focus on C++ ? [closed]
I am looking for a good book about parallel programming with focus on C++. Something suitable for a person reasonably good in C++ programming, but with no experience in concurrent software ...
