All Questions
Tagged with shell multithreading
129
questions
1
vote
1
answer
67
views
Multiprocessing in bash [duplicate]
I wrote a script (wrapper) over one python project.
here are the links:
https://github.com/daniellerch/aletheia
https://daniellerch.me/stego/aletheia/intro-en/#aletheia-commands
The essence of the ...
- 11
0
votes
0
answers
27
views
Python multithreading performance degrades over time when running external shell commands
I'm using Python to handle multithreading where I spawn 20 threads to perform analysis and calculations on an external CP via shell commands. This process involves creating files, processing results, ...
- 1
0
votes
0
answers
7
views
how to calculate Live threat of any process using shell commands?
how to calculate Live threat of any process using shell commands?
i need help it is just like jconsole thread monitor. please help me out to get someone can to get live . peak and total thread monitor ...
2
votes
1
answer
80
views
How do you translate fork() to Pthread in C++ (Linux)
Here is my whole code, I have an idea on what needs to be replaced by I'm not sure on how to go about it. The goal of the program is to read files within Linux using a simple shell, I have done this ...
- 21
1
vote
0
answers
45
views
Reimplementing system() locally to prevent issues with blocking SIGCHLD on other threads
I have had an issue with the system() call, since it was being used in a multithreaded context. My issue was that I would call system() to run a shell script in one thread, and simultaneously in a ...
- 21
0
votes
1
answer
284
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why the command 'exec' can remove the blocking state of fifo file?
I'am studying how to use multi thread to process tasks.And i noticed that the fifo file can help that.here is the effect:
#!/bin/bash
my_cmd(){
echo "process $1"
sleep 3
}
ff="d:/myfifo/...
- 211
2
votes
3
answers
5k
views
Multi threading cURL request?
I want to generate list of numbers and make a http request and save the result using cURL and jq on ubuntu.
I already wrote single thread using FOR loop and it's works but I want to add threading to ...
- 35
0
votes
1
answer
50
views
What is the best explicit and implicit way to use a class contains an infinite loop in its methods?
I'm trying to code a class which includes a method that loops infinetly until an explicit interruption request made like below:
# module_2
import sys
from time import sleep
from pathlib import Path
...
- 3
0
votes
0
answers
215
views
How to determine the threading model of a COM object you didn't declare or CoCreate
Let's say you're creating an in-process shell extension, and at a certain point you obtain the IShellItemArray representing the current folder selection. Or more specifically, you have an IFolderView2 ...
user15284017
0
votes
1
answer
39
views
How to terminate a process that the script starts by command line?
I have a script that receives several arguments. The main thread becomes a server, and the arguments are command line strings that run clients. Once the server has received what it wants from the ...
- 3
0
votes
1
answer
77
views
How do I run scripts in the background and control the quantity?
I have some test programs, their names are
bingo_64k.llc_pref
bingo.llc_pref
bingo_multitable_pc+addr_addr.llc_pref
bingo_multitable_pc+addr_addr_pc+offs.llc_pref
bingo_multitable_pc+addr_addr_pc+...
- 425
5
votes
3
answers
2k
views
How to do Parallel Input and Output Simultaneously in Python3?
I need to design a script that uses the top portion of the terminal as output where some lines are printed after each second in an infinite loop, and the bottom portion keeps taking user input and ...
- 543
-1
votes
2
answers
370
views
Is there a C++ function to suspend of resume a child process?
Is there a way to suspend and resume a process using C++? Today, I created a mini shell that will stop some background processes to execute a new foreground process.
Thanks,
1
vote
0
answers
257
views
Python time.sleep(1) raises TypeError?
I get this strange behaviour (random TypeError exception is thrown) whenever I interrupt/kill a sleeping parent thread from a child thread in python 3 but the strange behaviour ONLY appears if the ...
- 587
1
vote
1
answer
580
views
python: subprocess returns nothing when running scripts which take longer time
Beginner here with subrpocess problem:
The below line works fine when I run both the scripts with less data which takes around 10-20minutes, however with bigger data to be processed the subprocess ...
- 13