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I need to read a file line by line and pass the string as a variable for a script to be run in parallel. … ex: 14 43 57 is in foo.txt if I var=$(cat foo.txt) then I can use this $var for inside a script, but how to call parallel to change this variable for each instance running the script? …

output) I've seen this answer: Run commands in parallel and wait for one group of commands to finish before starting the next but I don't think my requirements are the same since the first script will … never exit. # This runs continuously nps $DEV_SCRIPT & # How can I not run the final parallel script until this exits? …

How to execute a different command/script (Task-B) in a parallel mode, while the primary task command/script (Task-A) is exceeding the defined time window/period; which is mentioned in the crontab ? …

The first script uses a for loop to pass an environment variable to the second script, which makes the call to parallel, which runs a julia script, again passing the variable. … /bin/bash parallel julia ~/PATH/TO/FILE/bash-test.jl ::: {$my_var..100..1} This above call to parallel to run Julia works fine if I replace the $my_var with 1 for example, but as soon as I add in the …

I am trying pass bash array variable, that contain two elements to GNU parallel script: echo ${opts[@]} … input/100206/unprocessed/3T/T1w_MPR1/100206_3T_T1w_MPR1.nii.gz -s 100408 -i /input/100408/unprocessed/3T/T1w_MPR1/100408_3T_T1w_MPR1.nii.gz I tried to run it like this printf '%s\n' "${opts[@]}" | parallel …

I have several bash scripts that I need to run in parallel. However, they are memory hogs so I would like to stagger each of them by 30 seconds but still run in parallel. … However, all of the Hour scripts run at once (correctly, and in parallel) when the main script is executed, and does not wait the 30 seconds that I have specified to run one after the other. …

Each sub-directory has several files and a for loop shell script. The same for loop script is present in each sub-directory. … I want to go into each sub-directory and run the for loop script in parallel in several terminals. …

Now, I need to make the script run fast. The easy solution that comes to my mind is: split the URL_Experiment into 10 tables (each with 200,000 rows) and run the script 10 times simultaneously. … Something which will execute the same script simultaneously (in parallel) as 10 processes. My concern is the execution time. I do not want the resources to be wasted when they can be utilized. …

I'm having a bit of difficulty understanding parallel procedures. Atm I'm trying to mass wipe hard drives, so have created a script, however it won't run in parallel. for i in "${! …

I have a Python script parallelized through GNU parallel which finds a certain result which I would like to output to a file, which I currently do through standard Python file IO. … My current script is: #!/bin/bash time parallel -j$(nproc) -N0 python3 ./polynomial_generator.py ::: {1..10} --progress echo {} >/tmp/out …

I have written a script that finds files in directories, and brings through if statement, here is a code: for dirname in /input/*; do id=${dirname#/input/} # remove "/input/sub-" id=${id%/ … How could I simplify if statements and parallel this script? …

The script very well may be over complicated. I was looking for a job queue system and found nqs which became the GNU Parallel project. … I cannot find many examples of queueing jobs with parallel but came across that script on GitHub and decided to give it a shot. …

I have 4 cores, and 4 python script files preprocess0.py, preprocess1.py, preprocess2.py, preprocess3.py. I would like to run these 4 processes in parallel using GNU parallel. … This is as far as I've come: parallel -j4 --progress python preprocess*.py ::: '>' ./file{}.csv But it just stays there without writing anything, as if waiting for some input. …

I want to do it in parallel, for example run 4 processes. Right now I do it with the script like this: find . -name "*.csv" | xargs -n 1 -P 4 . … It seems like it works, but my question is: wouldn't cat mix up the inputs from 4 processes and does it really run in parallel or it waits till another process is done with cat? …

I have script I'd always like to run 'x' instances in parallel. … I do parallel echo ::: A B C ::: D E F (from the doc) and it tells me parallel: Input is read from the terminal. Only experts do this on purpose. Press CTRL-D to exit. …