Questions tagged [system-performance]
The system-performance tag has no summary.
90 questions
7
votes
3
answers
720
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NSolve uses all CPU resources
Is it default setting of NSolve that it uses all my four cores of CPU?
Be aware that the following code made my computer non-respondent for about 18 seconds till it ...
- 26.3k
8
votes
1
answer
240
views
Poor performance in ListPlot[] Mathematica 14
Recently I started working with Mathematica 14 and I notice a new dynamical feature in the functions Plot[] and ListPlot[],
...
- 135
2
votes
2
answers
142
views
Does the kernel attempt to evaluate the output of RandomReal?
I am trying to get my head around the evaluation process. One of the general ideas is that whenever an expression is replaced by another the evaluation restarts in the new expression. I can't imagine ...
- 729
0
votes
0
answers
105
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How do you rate Mathematica and Python in terms of numerical computation? [duplicate]
I often hear, in the physics community, that python is faster and overall better than mathematica for numeric calculations. But this seems very subjective since code badly written in one language can ...
- 729
2
votes
0
answers
51
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How can I cap calculation speed?
Sorry if I wasn't able to find an existing answer!
I'm trying out Mathematica, and was running through some sample problems at night. My roommate is sleeping, and my computer fan can get decently loud....
- 21
3
votes
0
answers
116
views
Speed up scrolling with images in notebook
I like to have images in between code and text cells. Whether they are pasted (in a default Input cell) or generated (in an Output cell), they slow down the front end considerably. When part of an ...
- 4,028
1
vote
0
answers
323
views
Mathematica does not recognize all CPU kernels/cores [closed]
I am using Ubuntu 22 and Mathematica 13. According to the description of my laptop I should have four CPU cores, as seen in the following screenshot:
However, Mathematica only seems to recognize two ...
2
votes
1
answer
78
views
Creating a medium size graph with EdgeWeight is super slow
I have discovered that creating medium-size (10k vertices, 40k edges) edge-weighted graphs takes impossibly long.
My motivation is solving AdventOfCode 2021 day 15, which can be formulated as a ...
- 5,286
1
vote
2
answers
182
views
How to get all necklaces without the full permutations' set?
There are previous posts, such as Delete duplicates from list of lists as if on a necklace,
that give a way to find all necklaces from a set of lists. The methods presented there work well for a small ...
- 65
3
votes
3
answers
115
views
How to control the Image Assistant Toolbar?
(Cross-posted on the Wolfram Community.)
When we select an Image in the FrontEnd, the Image Assistant Toolbar appears attached under it:
How can we temporarily ...
- 62.3k
3
votes
0
answers
377
views
Reduce Mathematica's disk usage
Having had Mathematica installed for a number of years and having upgraded regularly, I find that the disk space used by .Mathematica has grown to almost 7 GB.
...
- 17.4k
4
votes
0
answers
149
views
Saving with many cells freezes in V13.1 and freezing time depends on the location of file
Update
Ok, I got it with reproducible example. It turns out size is not the issue, number of cells is.
First, let us programmatically generates a lot cells according to this post. Basically, 3000 ...
- 17.7k
1
vote
0
answers
131
views
High performance fullscreen visualization of image sequence
What is the fastest way you can come up with to display an image sequence in fullscreen where each image in the sequence must be shown? Here is my attempt. Let's create a 1920x1080 image as this is a ...
- 487
1
vote
0
answers
161
views
Why Mathematica don't set \$RecursionLimit and \$IterationLimit very big by default? [closed]
For my current program in Mathematica, sometimes I will encounter an error regarding \$IterationLimit and \$RecursionLimit. So I always set these two numbers to very large at the starting of every ...
- 31
18
votes
26
answers
3k
views
Benchmarking Mathematica 13 across machines
Many people consider the performance of MMA when choosing their computers. I feel we need some up-to-date benchmark results across hardware and systems for the major version 13, which will help a lot ...