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Questions tagged [threadgroup]

121 questions
24
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1 answer

Meaning of PID, PPID and TGID

What does the Linux kernel acronyms PID, PPID, TGID stand for? I stumbled upon them at strace-pids.
Nordlöw
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2 answers

Threads and Thread Groups on the GPU

I'm wondering about the "grids" of threads/thread groups I can dispatch on the GPU. I'm using Direct Compute so I'll give a concrete example using that API. For example, if I call Dispatch(2,2,2), I understand it dispatches 2x2x2 = 8 thread groups…
l3utterfly
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What is the meaning of "Thread Group" in JMeter?

I don't clearly understand what is the meaning of a "Thread group" in JMeter. Does that means all the tests (Java requests etc) belong to a certain thread group run in a one thread or each test in that thread group runs in a separate thread? I…
Manjula
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ThreadGroup in Java

I am currently learning basics of Threads in Java and I am trying to write a simple Thread Group program. I wrote it same as tutorial website though i'm getting different type of output. Below is my code for which i'm getting different output. …
Jaimin Patel
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7
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1 answer

boost::threads example and heap corruption message

I'm quite new to boost::threads, I read the documentation and but i'm having some trouble applying it in practice, perhaps you can help? First of all, I have taken the time to write a self contained code listing that demonstrates 2 types of behavior…
AlexS
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1 answer

If Controller of jMeter throws StackOverflowError

I am using jMeter to load my system. I have two Thread Groups. The first one should inject about 1M events, while the second one mimic requests to UI. I need the second thread group to continue sending request to the UI, until the first one finishes…
Guy Hudara
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5
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1 answer

Run a jmeter thread group every 5 minutes

My jmeter test plan has a thread group that has a csv config and 2 HTTP requests I want to be able to run the thread group every 5 minutes so it performs a csv config and 2 HTTP requests every 5 minutes Google search hasn't gave me much info Thanks…
Barry F
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2 answers

JMeter - Share Session Between Thread Groups

I'm fairly new to JMeter; I have been searching for a way to share a session id between HTTP Requests within concurrently executing Thread Groups. I checked over the other questions, but they don't seem to deal with sessions, and I already…
Jiman
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4
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1 answer

Join a group of threads with overall timeout

Is there a way to join a group of threads simultaneously with an overall timeout? Suppose we have Collection threads; and int timeout;. If I didn't care about the timeout, I would do for (Thread t : threads) t.join(); but I want to wait…
Anakhand
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3 answers

What is a daemon thread group in JAVA?

I know that a thread can be daemon or non-daemon. We can use isDaemon() method to check if thread is daemon or not. isDaemon() method also works on thread groups. class MyThread extends Thread { MyThread(ThreadGroup g, String name) { …
my name is GYAN
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3
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2 answers

JMeter Scripts - Stop All Thread Groups (Entire Test) based on a condition

I have a JMeter script with multiple thread groups which are running concurrently. In one thread group PostProcessor, I would like to check for a condition and stop ALL thread groups, and exit. Basically, I want to stop the entire test. if…
Keet Sugathadasa
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3
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2 answers

every time creating new thread is being added to main ThreadGroup

I am creating many surface view instances to view some objects but one instance is created at a time and then surfaceDestroyed is called. but the thread I am creating every time on surfacecreated is being added to main ThreadGroup. Although I am…
AZ_
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Metal compute shaders threadgroup & threadExecutionWidth

Can someone explain in simple terms what threadgroup conceptually is in Metal compute shaders and other terms such as SIMD group, threadExecutionWidth (wavefront)? I read the docs but am more confused. For instance, if I have a 1024x1024 image, how…
Deepak Sharma
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How to set UncaughtExceptionHandler for a thread group

Suppose I have 5 threads belonging to a thread group named "Fruits-group". How can I assign UncaughtExceptionHandler to all threads of Fruits-group at one go? I know we can define a global UncaughtExceptionHandler for all threads. What I am looking…
Prakash P
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How to block a group of threads in Java

I have a task in which I have to read data using different threads. The problem is that due to the limitation of read rates, I built different threads with thread groups. Now can any one tell me how to sleep one entire thread group so that it begins…
ADARSH
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