Questions tagged [multithreading]
For questions regarding multi-threading, the ability of a computer or a program to perform work concurrently or asynchronously by utilizing multiple concurrent streams of execution (generally referred to as threads).
multithreading
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Synchronize three Threads in C++ one after the other
This is in continuation to this really nice one: https://stackoverflow.com/a/33500554/22598822. That post was for the sequence (t1 & t2) --> t3. Let's say I have a program running, and there ...
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Heroku DB Connection Limit hit when using Python ThreadPoolExecutor
I have a Django app hosted on Heroku. Some user requests to this app require making long-running queries to external resources. In order to get around the Heroku 30 request timeout, I created a system ...
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How to update slider simultaneously in pyqt5
I am making a music player and want to update the slider after every one second for this I am using threading module but whenever I run the file the application stops responding below is the code for ...
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Why the CPU usage of process is much higher than the sum usage of those threads under the process
I have met a weird problem that the top command shows the process CPU usage is about 180%(2Cores) in Pod, but the sum of CPU usage from those threads under this process is only 120%, how can it happen ...
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Using Circuit Breaker within Virtual Threads
Our application is based on Spring Boot 3.2 and runs on JDK 21. We've gone all-in on virtual threads, and can't sing their praises enough. Tomcat handles all requests with a virtual thread pool, our ...
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Can the "Stateless" State Machine be made thread-safe with external locking?
I've understood from the start that the Stateless state machine is not thread safe. But I don't need it to be as long as I have a way to fix it externally. I was under the impression that if one ...
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Synchronizing simulation output generation and reading using producer and consumer threads in C++
Beginner level synchronization question here.
There’s a lot of material on how to implement producer-consumer synchronization. I really did try all variations that I thought made sense, but none seems ...
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Which type of UML illustrates *static* threading aspects of a multi threaded application?
Im searching for the best suited UML diagram for illustration of the following static aspects of a multi threaded application:
show the threads in the application; potentially grouped for threads ...
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How does context switching work in a single-threaded environment with green threads in Go? [closed]
I understand that in a single-threaded environment, meaning function should run to completion before another function can execute. However, I recently came across the concept of green threads in Go ...
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Python threads access the same socket, one sending and one receiving, fails to detect receive data
The threads are Thread-based classes. Access to the socket is controlled via a Lock.
Sending works but reception does not. There is definitely data being sent over the socket in both directions since ...
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How to achieve efficient "bag of tasks" pattern in C multi-threading?
I am doing a costly computation that regards a combinatorial problem. The details of said problem are unimportant for this question, so I will omit them for now. The bulk of the time is spent on ...
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