How will you improve the performance of an application by multi-threading in Java?

In an environment with more than one CPU, we can parallelize the computation tasks on multiple CPUs. This leads to parallel processing of a bigger task that takes lesser time due to multiple threads dividing the work among themselves. One example is that if we have to process 1000 data files and calculate the sum of numbers in each file. If each file takes 5 minutes, then 1000 files will take 5000 minutes for processing.

But by using multi-threading we can process these files in 10 parallel threads. So each thread will take 100 files each. Since now work is happening in 10 parallel threads, the time taken will be around 500 minutes.

Comments

40 Redis interview questions for 2021 - 2022

Redis interview questions 1.What is Redis?. 2. What is the data type of Redis? 3. What are the benefits of using Redis? 4. What are the advantages of Redis over Memcached? 5. What are the differences between Memcache and Redis? 6. Is Redis single-process and single-threaded? 7. What is the maximum storage capacity of a string type value? 8. What is the persistence mechanism of Redis? Their advantages and disadvantages? 9. Redis common performance problems and solutions: 10. What is the deletion strategy of redis expired keys? 11. Redis recycling strategy (elimination strategy)? 12. Why does edis need to put all data in memory? 13. Do you understand the synchronization mechanism of Redis? 14. What are the benefits of Pipeline? Why use pipeline? 15. Have you used Redis cluster? What is the principle of cluster? 16. Under what circumstances will the Redis cluster solution cause the entire cluster to be unavailable? 17. What are the Java clients supp...

How does cloud computing work, and what are the benefits and drawbacks of using it?

Cloud computing is a model for delivering information technology services over the internet. Instead of having software and hardware installed locally on a user's device, cloud computing allows users to access applications and data through a network of remote servers, usually maintained by a third-party provider . This provider is responsible for managing and maintaining the infrastructure, including servers, storage, databases, and software . Here is a more detailed explanation of how cloud computing works: Remote servers: Cloud computing relies on a network of remote servers that are maintained and managed by a third-party provider . These servers can be physically located anywhere in the world. Internet connectivity: To access cloud computing services, users must have an internet connection. This connection allows them to remotely access the resources on the remote servers. Virtualization: Cloud providers use virtualization technology to create multiple virtual machines ...

CODING PUSH

Search This Blog