Dr Heinz M. Kabutz – Extreme Java – Concurrency Performance

Question and Answer

What is This course?

This course is could be your most productive learning experience ever!.

How does This course could be?

This course could be your most productive learning experience ever!

What is It?

It is is aimed at the busy Java professional who wants to quickly learn and apply new essentials on core Java topics..

How does It is aimed?

It is aimed at the busy Java professional who wants to quickly learn and apply new essentials on core Java topics.

What is All topics?

All topics is have been thoroughly researched by Dr Heinz Kabutz, famous in over 150 countries for his Java Specialists' Newsletter..

How does All topics have been thoroughly researched?

All topics have been thoroughly researched by Dr Heinz Kabutz, famous in over 150 countries for his Java Specialists' Newsletter.

What is Dr Heinz M. Kabutz -?

Dr Heinz M. Kabutz - is Purchase Extreme Java - Concurrency Performance courses at here with PRICE $797 $159 Dr Heinz M. Kabutz - Extreme Java - Concurrency Performance.

How does Dr Heinz M. Kabutz - Purchase?

Purchase Dr Heinz M. Kabutz - Extreme Java - Concurrency Performance courses at here with PRICE $797 $159 Dr Heinz M. Kabutz - Extreme Java - Concurrency Performance

What is This course?

This course is could be your most productive learning experience ever!.

How does This course could be?

This course could be your most productive learning experience ever!

What is It?

It is is aimed at the busy Java professional who wants to quickly learn and apply new essentials on core Java topics..

How does It is aimed?

It is aimed at the busy Java professional who wants to quickly learn and apply new essentials on core Java topics.

What is All topics?

All topics is have been thoroughly researched by Dr Heinz Kabutz, famous in over 150 countries for his Java Specialists' Newsletter..

How does All topics have been thoroughly researched?

All topics have been thoroughly researched by Dr Heinz Kabutz, famous in over 150 countries for his Java Specialists' Newsletter.

What is Extreme Java -?

Extreme Java - is Concurrency Performance is only concurrency course endorsed by Brian Goetz, author of the best-seller Java Concurrency in Practice..

How does Extreme Java - is only concurrency?

Extreme Java - Concurrency Performance is only concurrency course endorsed by Brian Goetz, author of the best-seller Java Concurrency in Practice.

What is Our course?

Our course is is loosely based on Goetz' excellent book, but adapted for modern Java..

How does Our course is loosely based?

Our course is loosely based on Goetz' excellent book, but adapted for modern Java.

What is the course?

the course is During we use the new Java 8 syntax for lambdas and streams, making the code more readable..

How does the course use?

During the course we use the new Java 8 syntax for lambdas and streams, making the code more readable.

What is You?

You is will learn about threading, performance, compare-and-swap non-blocking constructs, garbage collectors and many other topics that you will be able to quickly apply in your own work..

How does You will learn?

You will learn about threading, performance, compare-and-swap non-blocking constructs, garbage collectors and many other topics that you will be able to quickly apply in your own work.

What is We?

We is will also cover all relevant constructs found in Java 8, such as StampedLock, LongAdder, parallel streams and many more..

How does We will also cover all?

We will also cover all relevant constructs found in Java 8, such as StampedLock, LongAdder, parallel streams and many more.

What is a side effect,?

a side effect, is As you will get familiar with Java 8 lambdas and streams..

How does a side effect, will get?

As a side effect, you will get familiar with Java 8 lambdas and streams.

What is the outline?

the outline is Please look at to see all the topics covered..

How does the outline look?

Please look at the outline to see all the topics covered.

What is the training,?

the training, is During you will always get a chance to try out what you have learned in carefully thought out exercises..

How does the training, will always get?

During the training, you will always get a chance to try out what you have learned in carefully thought out exercises.

What is you?

you is This will help understand and quickly internalize what you have just learned..

How does you will help?

This will help you understand and quickly internalize what you have just learned.

What is this course?

this course is Is for you?.

How does this course Is?

Is this course for you?

What is Students?

Students is who have successfully completed this course, can expect the following outcomes: Throughout the course, we use the new Java 8 syntax..

How does Students have successfully completed?

Students who have successfully completed this course, can expect the following outcomes: Throughout the course, we use the new Java 8 syntax.

What is The first outcome?

The first outcome is would thus be an understanding of how lambdas and streams work in Java 8..

How does The first outcome would thus be?

The first outcome would thus be an understanding of how lambdas and streams work in Java 8.

What is Students?

Students is gain a good understanding of why threads are important and what the risks are..

How does Students gain?

Students gain a good understanding of why threads are important and what the risks are.

What is They?

They is learn how to share objects safely, including visibility concerns..

How does They learn?

They learn how to share objects safely, including visibility concerns.

What is They?

They is also master safety techniques of thread confinement, stack confinement and object confinement..

How does They also master?

They also master safety techniques of thread confinement, stack confinement and object confinement.

What is they?

they is Through this, learn how to design a thread-safe class..

How does they learn?

Through this, they learn how to design a thread-safe class.

What is They?

They is will know the difference between a synchronized and a concurrent collection and when to use which one..

How does They will know?

They will know the difference between a synchronized and a concurrent collection and when to use which one.

What is high-performance code?

high-performance code is This is particularly important to be able to write that scales well..

How does high-performance code is particularly?

This is particularly important to be able to write high-performance code that scales well.

What is They?

They is would understand how a blocking queue can be used to build producer consumer systems and what the various blocking queues are in Java..

How does They would understand?

They would understand how a blocking queue can be used to build producer consumer systems and what the various blocking queues are in Java.

What is They?

They is would know how Semaphore, CountDownLatch and Phaser works..

How does They would know?

They would know how Semaphore, CountDownLatch and Phaser works.

What is Students?

Students is would learn how to use the thread pool executors to run tasks asynchronously..

How does Students would learn?

Students would learn how to use the thread pool executors to run tasks asynchronously.

What is They?

They is would also learn how to configure these, including how to cope with an unexpected number of tasks and how the various settings interact..

How does They would also learn?

They would also learn how to configure these, including how to cope with an unexpected number of tasks and how the various settings interact.

What is They?

They is will learn how to break up a large tasks into smaller tasks by choosing good task boundaries, resulting in tasks that are homogeneous and independent..

How does They will learn?

They will learn how to break up a large tasks into smaller tasks by choosing good task boundaries, resulting in tasks that are homogeneous and independent.

What is They?

They is would learn how to cleanly cancel tasks that have been started by using interruptions and volatile boolean fields..

How does They would learn?

They would learn how to cleanly cancel tasks that have been started by using interruptions and volatile boolean fields.

What is Students?

Students is would learn how the Fork/Join Pool works by comparing it to a normal single-threaded recursive algorithm..

How does Students would learn?

Students would learn how the Fork/Join Pool works by comparing it to a normal single-threaded recursive algorithm.

What is They?

They is will also get an opportunity to refactor a piece of Fork/Join Code to use parallel streams instead, in order to see how Java 8 can make coding a bit easier..

How does They will also get?

They will also get an opportunity to refactor a piece of Fork/Join Code to use parallel streams instead, in order to see how Java 8 can make coding a bit easier.

What is Students?

Students is would know how to detect and solve liveness issues, such as deadlock, livelock and contention..

How does Students would know?

Students would know how to detect and solve liveness issues, such as deadlock, livelock and contention.

What is They?

They is would also know how to find and solve performance bottlenecks, especially in threaded code..

How does They would also know?

They would also know how to find and solve performance bottlenecks, especially in threaded code.

What is They?

They is would know how ReentrantLock, ReentrantReadWriteLock and the new Java 8 StampedLock work and how we can use that to write efficient code using optimistic techniques..

How does They would know?

They would know how ReentrantLock, ReentrantReadWriteLock and the new Java 8 StampedLock work and how we can use that to write efficient code using optimistic techniques.

What is They?

They is would know how to write their own synchronizers when needed, by creating state-dependent classes..

How does They would know?

They would know how to write their own synchronizers when needed, by creating state-dependent classes.

What is Students?

Students is would understand what atomic classes are and know techniques to use them to build efficient non-blocking classes that offer better performance under contention..

How does Students would understand?

Students would understand what atomic classes are and know techniques to use them to build efficient non-blocking classes that offer better performance under contention.

What is They?

They is would understand the most common garbage collection algorithms: throughput, concurrent and G1 and also how to tune each one to give best performance..

How does They would understand?

They would understand the most common garbage collection algorithms: throughput, concurrent and G1 and also how to tune each one to give best performance.

What is They?

They is would know how to discover performance bottlenecks in an application and also how to solve these..

How does They would know?

They would know how to discover performance bottlenecks in an application and also how to solve these.

What is They?

They is would also learn how profilers can be used to find bottlenecks and the role of microbenchmarks in confirming these..

How does They would also learn?

They would also learn how profilers can be used to find bottlenecks and the role of microbenchmarks in confirming these.

What is the course,?

the course, is Throughout a strong emphasis is placed on the practical application of learning..

How does the course, is placed?

Throughout the course, a strong emphasis is placed on the practical application of learning.

What is Each student?

Each student is needs to complete a set of exercises to demonstrate that they have understood the material..

How does Each student needs?

Each student needs to complete a set of exercises to demonstrate that they have understood the material.

What is successful completion of the course and all?

successful completion of the course and all is After the exercises, students qualify for a "course completion certificate" similar to the following: Your Instructor Dr Heinz M. Kabutz Heinz Kabutz is the author of The Java Specialists’ Newsletter, a publication enjoyed by tens of thousands of Java experts in over 145 countries..

How does successful completion of the course and all qualify?

After successful completion of the course and all the exercises, students qualify for a "course completion certificate" similar to the following: Your Instructor Dr Heinz M. Kabutz Heinz Kabutz is the author of The Java Specialists’ Newsletter, a publication enjoyed by tens of thousands of Java experts in over 145 countries.

What is His book “Dynamic Proxies?

His book “Dynamic Proxies is (in German)” was #1 Bestseller on Amazon.de in Fachbücher für Informatik for about five minutes until Amazon fixed their algorithm..

How does His book “Dynamic Proxies was?

His book “Dynamic Proxies (in German)” was #1 Bestseller on Amazon.de in Fachbücher für Informatik for about five minutes until Amazon fixed their algorithm.

What is a supportive mother,?

a supportive mother, is Thanks to he has now sold 5 copies..

How does a supportive mother, Thanks?

Thanks to a supportive mother, he has now sold 5 copies.

What is Heinz’s?

Heinz’s is Java Specialists’ newsletter is filled with amusing anecdotes of life on the Island of Crete..

How does Heinz’s is filled?

Heinz’s Java Specialists’ newsletter is filled with amusing anecdotes of life on the Island of Crete.

What is He?

He is is a popular speaker at all the best Java conferences around the world, and also at some of the worst..

How does He is?

He is a popular speaker at all the best Java conferences around the world, and also at some of the worst.

What is He?

He is teaches Java courses in classrooms around the world, where his prime objective is to make absolutely sure that none of his students fall asleep..

How does He teaches?

He teaches Java courses in classrooms around the world, where his prime objective is to make absolutely sure that none of his students fall asleep.

What is He?

He is is not always successful..

How does He is not?

He is not always successful.

What is Resources -?

Resources - is Slides & Exercises ExtremeJavaConcurrency-2.1 Slides Exercise Files 01 - Introduction How the course came about (5:06) Questions and exercises (11:17) History of concurrency (4:08) Benefits of threads (9:46) Risks of threads (8:19) Threads are everywhere (3:58) Short Java 7 & 8 primer (23:15) Exercises (4:54) Exercise Walkthrough: Setting up your IDE (5:27) Exercise Walkthrough: Annotating Persons (4:11) 02 - Thread Safety Stack vs heap memory (9:58) Synchronization, Latent defects (5:25) Atomicity (9:05) Visibility (8:37) Confinement (7:37) Immutability (15:54) Designing a thread-safe class (8:48) Exercises (4:19) Exercise Walkthrough: Thread confined DateFormat (4:10) Exercise Walkthrough: Stack confined DateFormat (2:10) Exercise Walkthrough: Object confined DateFormat (1:31) Exercise Walkthrough: New DateTimeFormatter (2:46) Exercise Walkthrough: ByteGenerator (5:32) 03 - Building Blocks Synchronized collections (13:07) Concurrent collections (8:38) Livelock with ConcurrentHashMap.computeIfAbsent() (10:06) CopyOnWrite collections (10:45) BlockingQueue & producer-consumer (15:57) Semaphore (5:23) CountDownLatch (4:42) Phaser (7:45) Exercises (2:26) Exercise Walkthrough: ConcurrentModificationException (19:57) Exercise Walkthrough: PriorityBlockingQueue (12:36) 04 - Task Execution Introduction (4:36) The executor framework (8:44) ScheduledExecutorService (7:22) Executor lifecycle (6:32) Finding exploitable parallelism (7:20) Callable and Future (6:02) CompletionService (6:50) CompletableFuture (15:53) Using parallel streams (6:34) Exercises (1:44) Exercise Walkthrough: Parallel factorizer (9:41) Exercise Walkthrough: Parallel stream factorizer (4:27) 05 - Cancellation Introduction & Motivation (11:25) Cooperative vs preemptive (5:05) Policies in dealing with InterruptedException (13:55) Code sample with Future.cancel(true) (11:55) FutureTask life cycle & Java 8 streams (7:09) Timed tasks & non-interruptible tasks (7:17) Exercises (0:57) Exercise Walkthrough: Make the factorizer cancelable (7:35) 06 - Applying Thread Pools Sizing thread pools, compute vs IO tasks (12:39) Mixing CPU and IO intensive tasks (3:35) Thread creation cost amortization (23:59) Fixed vs cached thread pool configurations (6:47) Saturation policies & thread factories (6:47) Exercises (3:03) Exercise Walkthrough: ThreadPoolSupplier (5:50) Exercise Walkthrough: Thread Pool MBean (6:16) Exercise Walkthrough: Sizing ThreadPoolExecutor (4:07) 07 - Fork/Join Framework Introduction (3:55) ForkJoinPool and ForkJoinTask (6:16) Parallelizing Fibonacci with Fork:Join (13:15) ManagedBlocker (17:04) Canceling a task and summary (4:26) Exercises (7:26) Exercise Walkthrough: Puzzle solver with ForkJoin (14:53) Exercise Walkthrough: Streams instead of ForkJoin (13:11) 08 - Avoiding Liveness Hazards Introduction (2:32) Deadlocks (10:15) Lock ordering with System.identityHashCode() (9:51) Benefits of open calls (7:01) Deadlock in java.util.Vector (8:11) Avoiding and diagnosing deadlocks (18:21) Livelocks (7:36) Exercises (4:15) Exercise Walkthrough: Solve deadlocks via lock ordering (3:47) Exercise Walkthrough: Find and eliminate deadlock (11:16) Exercise Walkthrough: Bonus deadlock puzzle (3:21) 09 - Testing Concurrent Programs Introduction (6:55) Automatic tooling (7:22) Bulk updates (13:14) Repairing the race condition (4:01) Testing for performance (5:43) Exercises (3:53) Exercise Walkthrough: HandoverQueue test (15:43) Exercise Walkthrough: LinkedTransferQueue test (7:18) 10 - Performance and Scalability Introduction (7:12) Amdahl's & Little's laws (9:13) Costs introduced by context switching (12:46) Reducing lock contention (6:21) Lock splitting & lock striping (6:32) Monitoring CPU utilization to spot contention (7:23) 11 - Explicit Locks Introduction (0:56) AutoCloseable locks (8:05) Avoiding deadlocks using tryLock() (3:14) Performance synchronized vs ReentrantLock (3:33) When to use ReentrantLock (5:22) ReentrantReadWriteLock (6:06) StampedLock from Java 8 (13:57) Exercises (2:33) Exercise Walkthrough: Better WalkingCollection (7:58) Exercise Walkthrough: tryLock() for solving deadlocks (5:57) Exercise Walkthrough: StampedLock with IntList (22:24) 12 - Building Custom Synchronizers Introduction (3:15) Managing state dependence (10:37) Using condition queues (12:20) Explicit condition objects (8:55) Exercises (1:30) Exercise Walkthrough: FutureResultIterable (17:31) 13 - Atomic Variables and Nonblocking Synchronization Introduction (9:27) CompareAndSwap & VarHandles (23:45) Shared cache lines & sun.misc.Contended (20:00) Atomic variable classes (6:41) Nonblocking algorithms (6:04) Exercises (4:15) Exercise Walkthrough: Make an atomic BankAccount (8:35) 14.1 - Memory Introduction (4:26) Garbage collection (11:08) Throughput collector (6:38) -XX:+PrintFlagsFinal (15:38) ConcurrentMarkSweep (5:49) G1 (8:30) Heap sizing (18:44) Exercises (1:56) Exercise Walkthrough: Tune different garbage collectors (10:16) 14.2 - References Introduction (2:29) SoftReference (16:40) WeakReference (31:53) PhantomReference (12:16) Exercises (2:07) Exercise Walkthrough: FailFastCollection with WeakReferences (3:22) 15.1 - Tuning Process Introduction (1:35) Big gains quickly (12:14) The Box (4:39) Consumers of CPU (2:54) Microbenchmarking (7:11) Exercises (2:44) Exercise Walkthrough: Microbenchmark example (16:12) 15.2 - JIT and HotSpot Just-in-time compiler (12:23) Hotspot and tiered compilation (8:28) Exercises (5:23) Exercise Walkthrough: Compare JIT settings (7:36) Exercise Walkthrough: Profiling with JVisualVM (3:11) 15.3 - Typical Problem Areas Introduction (1:22) Object creation (5:12) Strings (37:49) Regular expressions & exceptions (2:53) Faster loops & other tricks (12:41) Exercises (1:32) Exercise Walkthrough: Make a fast Validator (20:29) 16..

How does Resources - came?

Resources - Slides & Exercises ExtremeJavaConcurrency-2.1 Slides Exercise Files 01 - Introduction How the course came about (5:06) Questions and exercises (11:17) History of concurrency (4:08) Benefits of threads (9:46) Risks of threads (8:19) Threads are everywhere (3:58) Short Java 7 & 8 primer (23:15) Exercises (4:54) Exercise Walkthrough: Setting up your IDE (5:27) Exercise Walkthrough: Annotating Persons (4:11) 02 - Thread Safety Stack vs heap memory (9:58) Synchronization, Latent defects (5:25) Atomicity (9:05) Visibility (8:37) Confinement (7:37) Immutability (15:54) Designing a thread-safe class (8:48) Exercises (4:19) Exercise Walkthrough: Thread confined DateFormat (4:10) Exercise Walkthrough: Stack confined DateFormat (2:10) Exercise Walkthrough: Object confined DateFormat (1:31) Exercise Walkthrough: New DateTimeFormatter (2:46) Exercise Walkthrough: ByteGenerator (5:32) 03 - Building Blocks Synchronized collections (13:07) Concurrent collections (8:38) Livelock with ConcurrentHashMap.computeIfAbsent() (10:06) CopyOnWrite collections (10:45) BlockingQueue & producer-consumer (15:57) Semaphore (5:23) CountDownLatch (4:42) Phaser (7:45) Exercises (2:26) Exercise Walkthrough: ConcurrentModificationException (19:57) Exercise Walkthrough: PriorityBlockingQueue (12:36) 04 - Task Execution Introduction (4:36) The executor framework (8:44) ScheduledExecutorService (7:22) Executor lifecycle (6:32) Finding exploitable parallelism (7:20) Callable and Future (6:02) CompletionService (6:50) CompletableFuture (15:53) Using parallel streams (6:34) Exercises (1:44) Exercise Walkthrough: Parallel factorizer (9:41) Exercise Walkthrough: Parallel stream factorizer (4:27) 05 - Cancellation Introduction & Motivation (11:25) Cooperative vs preemptive (5:05) Policies in dealing with InterruptedException (13:55) Code sample with Future.cancel(true) (11:55) FutureTask life cycle & Java 8 streams (7:09) Timed tasks & non-interruptible tasks (7:17) Exercises (0:57) Exercise Walkthrough: Make the factorizer cancelable (7:35) 06 - Applying Thread Pools Sizing thread pools, compute vs IO tasks (12:39) Mixing CPU and IO intensive tasks (3:35) Thread creation cost amortization (23:59) Fixed vs cached thread pool configurations (6:47) Saturation policies & thread factories (6:47) Exercises (3:03) Exercise Walkthrough: ThreadPoolSupplier (5:50) Exercise Walkthrough: Thread Pool MBean (6:16) Exercise Walkthrough: Sizing ThreadPoolExecutor (4:07) 07 - Fork/Join Framework Introduction (3:55) ForkJoinPool and ForkJoinTask (6:16) Parallelizing Fibonacci with Fork:Join (13:15) ManagedBlocker (17:04) Canceling a task and summary (4:26) Exercises (7:26) Exercise Walkthrough: Puzzle solver with ForkJoin (14:53) Exercise Walkthrough: Streams instead of ForkJoin (13:11) 08 - Avoiding Liveness Hazards Introduction (2:32) Deadlocks (10:15) Lock ordering with System.identityHashCode() (9:51) Benefits of open calls (7:01) Deadlock in java.util.Vector (8:11) Avoiding and diagnosing deadlocks (18:21) Livelocks (7:36) Exercises (4:15) Exercise Walkthrough: Solve deadlocks via lock ordering (3:47) Exercise Walkthrough: Find and eliminate deadlock (11:16) Exercise Walkthrough: Bonus deadlock puzzle (3:21) 09 - Testing Concurrent Programs Introduction (6:55) Automatic tooling (7:22) Bulk updates (13:14) Repairing the race condition (4:01) Testing for performance (5:43) Exercises (3:53) Exercise Walkthrough: HandoverQueue test (15:43) Exercise Walkthrough: LinkedTransferQueue test (7:18) 10 - Performance and Scalability Introduction (7:12) Amdahl's & Little's laws (9:13) Costs introduced by context switching (12:46) Reducing lock contention (6:21) Lock splitting & lock striping (6:32) Monitoring CPU utilization to spot contention (7:23) 11 - Explicit Locks Introduction (0:56) AutoCloseable locks (8:05) Avoiding deadlocks using tryLock() (3:14) Performance synchronized vs ReentrantLock (3:33) When to use ReentrantLock (5:22) ReentrantReadWriteLock (6:06) StampedLock from Java 8 (13:57) Exercises (2:33) Exercise Walkthrough: Better WalkingCollection (7:58) Exercise Walkthrough: tryLock() for solving deadlocks (5:57) Exercise Walkthrough: StampedLock with IntList (22:24) 12 - Building Custom Synchronizers Introduction (3:15) Managing state dependence (10:37) Using condition queues (12:20) Explicit condition objects (8:55) Exercises (1:30) Exercise Walkthrough: FutureResultIterable (17:31) 13 - Atomic Variables and Nonblocking Synchronization Introduction (9:27) CompareAndSwap & VarHandles (23:45) Shared cache lines & sun.misc.Contended (20:00) Atomic variable classes (6:41) Nonblocking algorithms (6:04) Exercises (4:15) Exercise Walkthrough: Make an atomic BankAccount (8:35) 14.1 - Memory Introduction (4:26) Garbage collection (11:08) Throughput collector (6:38) -XX:+PrintFlagsFinal (15:38) ConcurrentMarkSweep (5:49) G1 (8:30) Heap sizing (18:44) Exercises (1:56) Exercise Walkthrough: Tune different garbage collectors (10:16) 14.2 - References Introduction (2:29) SoftReference (16:40) WeakReference (31:53) PhantomReference (12:16) Exercises (2:07) Exercise Walkthrough: FailFastCollection with WeakReferences (3:22) 15.1 - Tuning Process Introduction (1:35) Big gains quickly (12:14) The Box (4:39) Consumers of CPU (2:54) Microbenchmarking (7:11) Exercises (2:44) Exercise Walkthrough: Microbenchmark example (16:12) 15.2 - JIT and HotSpot Just-in-time compiler (12:23) Hotspot and tiered compilation (8:28) Exercises (5:23) Exercise Walkthrough: Compare JIT settings (7:36) Exercise Walkthrough: Profiling with JVisualVM (3:11) 15.3 - Typical Problem Areas Introduction (1:22) Object creation (5:12) Strings (37:49) Regular expressions & exceptions (2:53) Faster loops & other tricks (12:41) Exercises (1:32) Exercise Walkthrough: Make a fast Validator (20:29) 16.