Java Hashtable, HashMap, ConcurrentHashMap – Performance impact

There are a good number of articles that articulate functional differences between HashMap, HashTable and ConcurrentHashMap. This post compares the performance behavior of these data structures through practical examples. If you don’t have patience to read the entire post, here is bottom line: When you confront with the decision of whether to use HashMap or HashTable or ConcurrentHashMap, you can consider using ConcurrentHashMap since it’s thread-safe implementation, without compromise in performance.

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7 habits of highly effective Performance Troubleshooters! – All Day Devops Conference

The World’s Largest 6th Annual All Day DevOps conference held on October 28th 2021. Our architect Ram Lakshmanan was invited there to present a webinar on the topic 7 habits of highly effective Performance Troubleshooters!

Below is the deck shared in the conference which explains, how to forecast the problems?, what to do when the problem is happening?, how to identify the root cause instantly? and how to prevent problems from happening in the future and so on.

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Is today’s microservice more bloated than yesterday’s monolith?

I am slightly hesitant to write this post, as it might attract some criticism. Nevertheless, I told myself there is nothing wrong with sharing my point of view (even though it might not be well accepted). I would like to share my personal experience regarding yesterday’s Monolithic and today’s Microservice architecture in this post.

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Advantages of Enterprise Edition over Public Edition

yCrash Enterprise Edition has a lot more capabilities than our ‘free’ HeapHero public edition. It provides features like Dashboard, Search reports, 100% automated data capturing, 360-degree data analysis, Report comparison, remote data capturing, bundle upload, Report Deletion. This post highlights the differences between Heaphero Public (free) Edition and yCrash Enterprise Edition.

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