semaphore

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Problem with perror() calls affecting semaphore locking/unlocking

I\'m trying to do some basic parallel processing to do an odd-even sort on integers using POSIX shared memory segments and unnamed semaphores. I have pretty much everything working at this point, exce[详细]

2023-03-14 11:00 分类：问答
Semaphores and shared memory

I have a question regarding multiprocessprogramming in C, I have several reader processes that will be reading from a file into a shared buffer and several writer processes reading from the buffer and[详细]

2023-03-14 08:26 分类：问答
Ncurses with non-blocking input and fork

I am having problems to make a proper read-write between process with fork() and ncurses. I have a process (let me call it son) that control the input on the application, and also i have a process (th[详细]

2023-03-14 03:07 分类：问答
Difference between KeWaitForSingleObject with 0 timeout and KeReadStateSemaphore

Is there any difference between KeWaitForSingleObject with timeout set t开发者_JAVA百科o 0 and KeReadStateSemaphore?There is a very big difference. While KeReadStateSemaphore simply returns the state[详细]

2023-03-13 07:19 分类：问答
Semaphores for process synchronization

I have 开发者_Python百科never understood semaphores well enough. Every time, I venture to understand them, something pops up, which I don\'t understand.[详细]

2023-03-12 18:00 分类：问答
Implementing an N process barrier using semaphores

I\'m currently training for an OS exam with previous iterations and I came across this: Implement a "N Process Barrier", that[详细]

2023-03-12 06:57 分类：问答
Using 'using' with threading utilities in C# - when is Dispose called?

I am developing some utilities to control threading for a game server and am experimenting with using an IDisposable \"token\" so that I can use code like this:[详细]

2023-03-11 08:33 分类：问答
Monitor mutex, seamaphor in all process

I need to list out all the mutex/semaphores in all the processes. I need it in C# application for monitoring. I am not able 开发者_运维问答to find any reference on msdn/google.[详细]

2023-03-11 03:43 分类：问答
POSIX semaphores: synchronization problem

I have a problem with synchronization using posix semaphores. Here\'s the code I wrote sem_t *sem1, *sem2;[详细]

2023-03-10 10:59 分类：问答
How can I initialize this semaphore

I asked this question about multithreading in servlet, and many people suggest using a static variable.[详细]

2023-03-10 08:12 分类：问答