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Recent questions tagged Multithreading

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multithreading - What is different between join() and detach() for multi threading in C++?

What is different between join() and detach() in multi threading in C++? Does join() kill the thread? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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604 views

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multithreading - Is it possible to create threads without system calls in Linux x86 GAS assembly?

Whilst learning the "assembler language" (in linux on a x86 architecture using the GNU as assembler), one ... threads as efficient as possible? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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multithreading - How do SMP cores, processes, and threads work together exactly?

On a single core CPU, each process runs in the OS, and the CPU jumps around from one process to another to ... of each process, in some ways? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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multithreading - TCP/IP - Solving the C10K with the thread per client approach

After reading the famous C10k article and searching on the web about how things have evolved since it was written ... be highly appreciated :) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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638 views

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multithreading - software threads vs hardware threads

What is the difference between software threads, hardware threads and java threads? Are software threads, java ... different hardware threads? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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606 views

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multithreading - What's the meaning of an object's monitor in Java? Why use this word?

When reading articles about Java threads, I often notice the expression: "current thread is the owner of this object' ... help to solve it. 3ks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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705 views

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multithreading - When are x86 LFENCE, SFENCE and MFENCE instructions required?

Ok, I have been reading the following Qs from SO regarding x86 CPU fences (LFENCE, SFENCE and MFENCE) ... x86-64 architecture specifically. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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589 views

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multithreading - how to know what is NOT thread-safe in ruby?

starting from Rails 4, everything would have to run in threaded environment by default. What this means is all ... threadsafe change effect us? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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548 views

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multithreading - Which Java thread is hogging the CPU?

Let's say your Java program is taking 100% CPU. It has 50 threads. You need to find which thread is guilty. ... anybody know of a better way? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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591 views

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multithreading - Semaphore vs. Monitors - what's the difference?

What are the major differences between a Monitor and a Semaphore? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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555 views

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multithreading - java.lang.OutOfMemoryError: unable to create new native thread error using ChromeDriver and Chrome through Selenium in Spring boot

We have selenium based web application developed using spring boot. The server is located as VM Instance at google cloud ... (OncePerRequestFilter.java:107) [spring-web-5.0.4.RELE...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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677 views

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multithreading - Why doesn't my compiler recognize #include <thread> (c++)?

I wrote this as a simplified version of a multithreading example to get a feel for it, but am running into some issues ... work.join(); | ^~~~ See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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777 views

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multithreading - Powershell Throttle Multi thread jobs via job completion

All the tuts I have found use a pre defined sleep time to throttle jobs. I need the throttle to wait until a ... -Job | Wait-Job | Receive-Job See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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611 views

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multithreading - Aynchronous web server calls in Silverlight and maximum HTTP connections

I've read that Silverlight 2.0 imposes by design an asynchronous model when communicating with the web ... connections to become available? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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767 views

1 answer

multithreading - How can I send non-static data to a thread in Rust and is it needed in this example?

I am trying to fire up a new thread using some heap data in Rust and I am getting a bunch of errors that ... ^^^^^ lifetime `'static` required See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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793 views

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multithreading - check if thread finished its method before "killing" it c#

I have 2 threads in my program. 1 is handling a GUI and the other is doing some word automation. Lets call them ... easier way to deal with it. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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558 views

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multithreading - Java AWT Threads

I'm having an issue with Threads using netbeans Swing GUI. This is my first time really trying to develop a GUI for a backup ... ; } } } }); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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793 views

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multithreading - Indy synchronize ServerTCPExecute

I'm using TIDTCPServer component. As I understood event ServerTCPExecute(AContext: TIdContext) is not synchronized. What ... (cs); end; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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638 views

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multithreading - Python threading unexpectedly slower

I have decided to learn how multi-threading is done in Python, and I did a comparison to see what kind of ... like max() when it can? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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584 views

1 answer

multithreading - Java wait() does not get waked by notify()

Hallo I've been debugging my code for a whole day already, but I just can't see where could be wrong. I ... ("notified pseudothread."); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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589 views

1 answer

multithreading - How to find out the optimal amount of threads?

I'm planning to make a software with lot of peer to peer like network connections. Normally I would create an own ... it's not decided yet.) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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578 views

1 answer

multithreading - Learning python and threading. I think my code runs infinitely. Help me find bugs?

So I've started learning python now, and I absolutely am in love with it. I'm building a small scale facebook ... is wrong with the code above? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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778 views

1 answer

multithreading - Simple background process question in bash

I am using BASH and I am calling a couple of functions which update a couple of variables. These functions ... variables. Thank you in advance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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730 views

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multithreading - Log File not being updated after few seconds while using Logger and FileHandler Class of Java.util

I am using the following Class 'LoggerUtil' for logging to console and to a file 'logfile.log'. The logging to ... is that just a red herring! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.3k views

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multithreading - PyQt: How to send a stop signal into a thread where an object is running a conditioned while loop?

I'm doing some multi-threading. I have a worker class with a work method, which I send into a separate ... something') client.toggle(False) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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605 views

1 answer

multithreading - inefficient threads in java

I currently have some problems to understand why in some cases, parallelization in Java seems infficient. In the following code, ... )); } } } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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736 views

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multithreading - Joining a thread in a method that takes `&mut self` (like drop) results in "cannot move out of borrowed content"

I want to create a thread inside of the new method and stop it after the struct is destroyed: use std::thread; ... call stop() from drop(). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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607 views

1 answer

multithreading - Unexpectedly good performance with openmp parallel for loop

I have edited my question after previous comments (especially @Zboson) for better readability I have always acted on, and ... s to 2 s!): See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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