Top "Executors" questions

How to get thread id from a thread pool?

I have a fixed thread pool that I submit tasks to (limited to 5 threads). How can I find out which …

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How to avoid Spark executor from getting lost and yarn container killing it due to memory limit?

I have the following code which fires hiveContext.sql() most of the time. My task is I want to create …

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Java Executor with throttling/throughput control

I'm looking for a Java Executor that allows me to specify throttling/throughput/pacing limitations, for example, no more than …

java multithreading executors

ScheduledExecutorService, how to stop action without stopping executor?

I have this code: ScheduledExecutorService scheduledExecutor; ..... ScheduledFuture<?> result = scheduledExecutor.scheduleWithFixedDelay( new SomethingDoer(),0, measurmentPeriodMillis, TimeUnit.MILLISECONDS); After some event …

java executors

Abort countDownLatch.await() after time out

I am using an ExecutorService to implement a 3-thread pool, and CountDownLatch to monitor the completion of all threads, for …

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Spark - How many Executors and Cores are allocated to my spark job

Spark architecture is entirely revolves around the concept of executors and cores. I would like to see practically how many …

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spark executor out of memory in join and reduceByKey

In spark2.0, I have two dataframes and I need to first join them and do a reduceByKey to aggregate the …

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Detailed difference between Java8 ForkJoinPool and Executors.newWorkStealingPool?

What is the low-level difference among using: ForkJoinPool = new ForkJoinPool(X); and ExecutorService ex = Executors.neWorkStealingPool(X); Where X is …

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Producer Consumer - Using Executors.newFixedThreadPool

My understanding of a Producer-Consumer pattern is that it could be implemented using a queue shared between the producer and …

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Java- Using invokeAll to get future results in order but only for some threads

I...really don't know how to word the title better. But basically, what I have is a thread pool with …

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