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Jason Ross


MathWorks

432 total contributions since 2011

I work in Quality Engineering at The MathWorks, primarily on the Parallel Computing Toolbox. My background includes experience in systems administration, mechanical engineering and software engineering. Personal interests include my kids, my car, house projects, reading, barbecue, role playing games and personal fitness. Please note that I contribute to Answers when I can. Personal messages will likely go unanswered. Please submit questions to the forum.

Professional Interests: software design, testing, high-performance computing

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Answered
How can I open a worker pool on a remote machine?
This is the purpose of MDCE / MATLAB Parallel Server. It allows you to run the MATLAB job scheduler on a collection of machines,...

3 mesi ago | 0

| accepted

Answered
Setting -configCluster- in Matlab 2018b
configCluster sounds like a tool that was developed at your site -- I am not familiar with it, and I can't find any references i...

3 mesi ago | 0

| accepted

Answered
What should be the suitable system configuration/hardware specification to work on Convolutional Neural Network (CNN) for hyperspectral imaging?
If you want to do GPU processing, your best bet is to get a GPU that is not driving display, so it can be put into TCC mode and ...

5 mesi ago | 0

Answered
Parallel Computing workers problem
There are a few things to make a cluster using multiple machines. You need to install MDCS (MATLAB Distributed Computing Server...

5 mesi ago | 0

Answered
Failed to start a 'local' parpool of 32 workers
There seems to be an issue accessing your home directory. Try changing the JobStorageLocation to a local directory on the host, ...

6 mesi ago | 0

Answered
Any way to get Matlab to execute a command, if a script runs into an error and terminates?
I largely concur with the try/catch approach already suggested by others. There is functionality built into the Parallel Computi...

7 mesi ago | 0

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Answered
Can I install parallel compute toolbox without full installation of Matlab?
It is possible to compile an application on MATLAB and then submit that application to run on the cluster. The documentation is ...

7 mesi ago | 0

Answered
Can I use MATLAB and Parallel Toolbox to run on a single server and utilize all 40 processing cores on a server with 4 -10 core cpu sockets?
Yes, the local scheduler allows this. You probably need to change your parallel preferences to prefer a cluster size of 40. Sele...

12 mesi ago | 0

Answered
How to create a cluster profile without GUI ?
Have you tried using the PBS Pro Support Package? You can get it through the Add Ons menu -- just search on "pbs". After you ins...

circa un anno ago | 1

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Answered
Disadvantages of leaving parpool open?
You would have that number of MATLAB processes running and waiting for work, consuming computing resources from your machine. Yo...

circa un anno ago | 0

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Answered
running matlab on a server box
FWIW, the two socket restriction was raised to four sockets for Windows 10 Professional. <https://blogs.windows.com/business/201...

circa un anno ago | 0

Answered
Why the data in the workers cannot be plotted in graph in PCT?
You could look at using a <https://www.mathworks.com/help/distcomp/parallel.pool.dataqueue.html?s_tid=srchtitle DataQueue>. Ther...

oltre un anno ago | 0

Answered
GPU temperature limit control
You can change some GPU settings via the nvidia-smi utility. One of them is the power cap. Perhaps this can act as a proxy to re...

oltre un anno ago | 0

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Answered
How to use limited number of MDCS licenses to maximize usage?
If you get 16 MDCS licenses, you can start 16 worker processes. So the broad strokes of doing that would be that you would put t...

oltre un anno ago | 0

Answered
alarm for finishing running of a program
You could create a function that plays the audio and call it at the end Or you could have it send you an email at the end of ...

oltre 4 anni ago | 0

Answered
How to run MATLAB program in Clusters
If you have the Parallel Computing Toolbox and it's one of the cluster types MATLAB integrates with directly, you can create a c...

circa 5 anni ago | 1

Answered
Parfor loop and eval statement
Have you looked at the spmd construct rather than parfor? It allows you to do this kind of thing much more easily In that do...

circa 5 anni ago | 0

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Answered
How to replace commas with dot
Have you tried using the Import Data Wizard? One of the options allows you to set the delimiter to be a comma. You can use gen...

circa 6 anni ago | 0

Answered
Data and variable management
I would recommend using structures versus using globals. Global variables have the potential to cause problems which are extrem...

circa 6 anni ago | 0

Answered
How can i control another program remotely via .Net API using Matlab?
Can you just add the assembly and go from there? http://www.mathworks.com/help/matlab/using-net-libraries-in-matlab.html

circa 6 anni ago | 0

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Answered
fopen and fprintf do not work within parfor or smpd running on grid
It's possible that the workers are running under a different user name than yours. You haven't provided the specifics of the op...

circa 6 anni ago | 1

Answered
How to connect the computer with the server
There are many ways to do this, and the "best" answer depends on how much data you need to move and how important the data is. ...

circa 6 anni ago | 2

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Answered
why my pc becomes slow after installing matlab?
It sounds like E is also mapped to a path on C, likely via the SUBST command (a Windows command) As for slowing down your PC,...

circa 6 anni ago | 0

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Answered
Mex with GCC 4.7.3 (Ubuntu 13.04)
You probably need to add some repositories if apt can't locate gcc-4.4. I'm sure if you run a google search or look around the ...

circa 6 anni ago | 0

Answered
How can I use speed up Matlab?
If your CPU uses hyper-threading, the OS is reporting the number of virtual cores, which are typically twice the number of execu...

circa 6 anni ago | 0

Answered
matlab batch stopped in the backend
The 'local' scheduler uses the local machine's cores to process the job. If the machine falls asleep or hibernates, the job pro...

circa 6 anni ago | 0

Answered
Starting multiple workers from the command prompt
# "open matlabpool 30" will attempt to open 30 workers using the cluster profile you have set as default -- most likely "local"....

circa 6 anni ago | 0

Answered
what are the reserved words in Matlab 2011b
This blog entry explains the change http://blogs.mathworks.com/community/2011/10/24/function-name-case-sensitivity-in-matlab-...

circa 6 anni ago | 0

Answered
multi core full control
MATLAB does not provide control at the core level. That behavior is passed off to the operating system to do with as it pleases...

circa 6 anni ago | 1

Answered
MATLAB executable too slow
You might want to take a look at MATLAB Production Server, as well. http://www.mathworks.com/products/matlab-production-serve...

circa 6 anni ago | 0

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