Beantwortet
Do changes in .m file after batch submission, while the job is queued, take effect for the current run?
The latter. MATLAB attaches all the files it needs with the job. You'll want to delete the job, eg. c = parcluster; j = c.ba...

mehr als 3 Jahre vor | 1

| akzeptiert

Beantwortet
Parallel Computing Toolbox, Pausing, and Hibernation
What you're asking for would require "checkpointing", where an application has the ability to stop midstream and resume later. ...

mehr als 3 Jahre vor | 0

| akzeptiert

Beantwortet
Parfor unnecessary communication overhead
This is a warning, not an error, displayed by the Code Analyzer. Not sure how MATLAB would "throw" this warning. Depending on ...

mehr als 3 Jahre vor | 0

| akzeptiert

Beantwortet
accumulate values in aftereach function
Persistent variables should work. Try the following q = parallel.pool.DataQueue; q.afterEach(@afterFunc); f = parfeval(@genD...

mehr als 3 Jahre vor | 0

| akzeptiert

Beantwortet
Estimated Time Left for Executing a Code Using MATLAB Parallel Computing Toolbox
MATLAB doesn't know how long your code should run for, so there's no way to know how much time is left. What I would suggest is...

mehr als 3 Jahre vor | 0

| akzeptiert

Beantwortet
How to run this code in a for loop?
You don't provide the line number of the error. What is day? Is that they time function? Couldn't day(k+26) be written as j...

mehr als 3 Jahre vor | 0

| akzeptiert

Beantwortet
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...

fast 4 Jahre vor | 0

Beantwortet
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 -...

fast 4 Jahre vor | 0

Beantwortet
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 ...

fast 4 Jahre vor | 0

Beantwortet
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...

fast 4 Jahre vor | 0

Beantwortet
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...

fast 4 Jahre vor | 0

Beantwortet
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...

fast 4 Jahre vor | 1

Beantwortet
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...

fast 4 Jahre vor | 0

Beantwortet
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...

fast 4 Jahre vor | 1

| akzeptiert

Beantwortet
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...

fast 4 Jahre vor | 0

Beantwortet
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'...

fast 4 Jahre vor | 1

Beantwortet
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...

fast 4 Jahre vor | 0

Beantwortet
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 ...

fast 4 Jahre vor | 0

Beantwortet
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...

fast 4 Jahre vor | 0

| akzeptiert

Beantwortet
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...

fast 4 Jahre vor | 1

| akzeptiert

Beantwortet
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...

fast 4 Jahre vor | 0

| akzeptiert

Beantwortet
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...

fast 4 Jahre vor | 1

Beantwortet
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....

fast 4 Jahre vor | 0

Beantwortet
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...

fast 4 Jahre vor | 0

| akzeptiert

Beantwortet
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...

fast 4 Jahre vor | 1

Beantwortet
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 -- ...

fast 4 Jahre vor | 0

| akzeptiert

Beantwortet
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 ...

fast 4 Jahre vor | 0

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

etwa 4 Jahre vor | 0

| akzeptiert

Beantwortet
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...

etwa 4 Jahre vor | 0

| akzeptiert

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

etwa 4 Jahre vor | 0

| akzeptiert