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how to increase the number of workers to 32 for parfor loop
Are you explicitly calling parpool? parpool(32); Alternatively, you can change the default by going to the Parallel preference...

6ヶ月 前 | 0

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severe speed degradation with batch function on cluster
Let me see if I have this right Method #1 finishes runMe in ~5 minutes, using local scheduler PBS jobscript #!/bin/sh #PBS -...

6ヶ月 前 | 0

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Parallelization of SVD on research clusters
Building off of Kamil's suggestion to look at Edric's post, Edric suggests you ought to build the distributed array directly on ...

6ヶ月 前 | 0

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Startting parallel pool from App Designer
Hi @Giuseppe Gallo, I'm assuming the corresponding message in the command window is that the parallel pool is starting up with X...

6ヶ月 前 | 0

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Unrecognized function or variable in parfor
I don't see how you're getting the error. Can you provide a bit more context? For example, when I run something similar (I thi...

6ヶ月 前 | 0

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Creating a custom Docker-based container of Matlab and additional toolboxes
Hi @Maksims Abalenkovs, can you contact Technical Support (support@mathworks.com)? They ought to be able to troubleshoot this f...

7ヶ月 前 | 1

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Editing plugin scripts for Generic scheduler
Can you post the MATLAB code you wrote to add the sbatch options? Setting EnvironmentVariables won't resolve this issue (sbatch...

7ヶ月 前 | 0

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Do worker nodes in a parallel pool need direct connectivity to the client?
Our scheduler, MJS, supports interactive pools running from your desktop machine because the traffic is routed via the scheduler...

7ヶ月 前 | 1

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I increased numworkers to 3 but still receiving an error message that they are set to a maximum of 2 and I cannot figure out how to change this.
How did you set the number of workers? Did you set it in the Cluster Manager Profile? Or did you set it to something similar t...

7ヶ月 前 | 0

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Possibility of changing nested for into parfor
If I have this right, you're only working with PCNN_Y where its value is 1. Then you skip over the first sp instances where it'...

7ヶ月 前 | 1

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Validation Error on the parallel cluster
The plugin scripts support "remote" and "on-cluster" submission. When you went through the wizard to create the profile, you se...

7ヶ月 前 | 0

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Request exclusive use of slurm batch nodes for a parpool that is less than the total number of cores.
Renat your MATLAB code looks similar to installations we've supported in the past. If that's true, run c.AdditionalProperties ...

7ヶ月 前 | 0

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Avoid broadcasting an array in parfor
As a side note, I suspect that parfor i=size(combinations,1) should be more like parfor i=1:size(combinations,1) as the orig...

7ヶ月 前 | 0

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Error using oddiyxy1 (line 23) Error: The variable a in a parfor cannot be classified. See Parallel for Loops in MATLAB, "Overview".
I'm not sure how long it took you, but your code as it's written only took 1-2s, which wouldn't make a good problem to paralleli...

8ヶ月 前 | 1

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How to enable two threads to tackle with different tasks? E.G. control hardware acquisition and data processing synchronously
parfeval can run different tasks. For example: pool = parpool(2); daq = pool.parfeval(@acquireData, ..); proc = pool.parfev...

8ヶ月 前 | 0

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Can i run matlab code on different PC's together?
Parallel Computing Toolbox should be installed on your desktop machine and MATLAB Parallel Server should be installed on your la...

8ヶ月 前 | 0

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AWS EC2 link to MATLAB online
If I have my codes correct, you're running MATLAB with a commerical license and MATLAB Parallel Server with an academic license....

8ヶ月 前 | 0

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PARFOR loop can not run due to the way variable "M" is used.
Collapse M(i,1) = data1(f1(i),1); M(i,2) = data1(f1(i),2); M(i,3) = Alt(i); M(i,4) = datenum(f1(i)); to M(i,:) = [data1(f1...

8ヶ月 前 | 0

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Parallel CPU computing for recurrent Neural Networks (LSTMs)
I'm assuming you're only running this on your local machine (with 23 cores)? And I'm assuming you don't have a GPU? If so, set...

8ヶ月 前 | 1

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terminating a parfor loop early
The issue you'll have with parfor is that it can't terminate early. I believe what you're suggesting is to do checkpointing -- ...

8ヶ月 前 | 0

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optimize cluster configuration for virtual machine
When you run the code serially, do you see high core activity? If not, you might not see any appreciable difference increasing ...

8ヶ月 前 | 0

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using Parfeval and BackgroundPool
You appear to be running R2021a. backgroundPool was introduced in R2021b.

9ヶ月 前 | 0

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What does it mean: fileStream::DetectCharset():frea ?
Here's a trivial example. Look at the documentation for more information. function zw d = parallel.pool.DataQueue; d.after...

9ヶ月 前 | 0

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MATLAB PollableDataQueue get last value
How about prepending the value to the poll? x0 = [rand(1), x0];

9ヶ月 前 | 0

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What does it mean: fileStream::DetectCharset():frea ?
Can't answer this for you, but you might consider looking at DataQueues https://www.mathworks.com/help/parallel-computing/parall...

9ヶ月 前 | 0

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cluster profile validation failed
Hi. Please contact MathWorks Technical Support. They will be able to troubeshoot this.

9ヶ月 前 | 0

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scaling a parfor to a more than one node on a cluster
Ciao Patrizio, We've worked with Cineca directly in the past. To begin with, yes we need to resolve the MATLAB Parallel Server...

9ヶ月 前 | 1

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scaling a parfor to a more than one node on a cluster
Parallel Computing Toolbo provides a "local" profile, for running multi-core jobs on the machine running the MATLAB client. If ...

9ヶ月 前 | 0

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Parallel pool failed to start - Job test failed during validation MATLAB 2021b
This feels like an install issue. It's odd that Stage 2 would fail, but Stage 3 & 4 pass. And then especially have Stage 5 fai...

9ヶ月 前 | 0

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How to know in advance if creating matrix will run out of memory?
Look at the memory command, but it's only for Windows operating system. The gpuDevice command will return AvailableMemory of a ...

9ヶ月 前 | 0

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