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  • Performant and optimal Spring WebClient

    Mar 15, 2021 cloud native performance spring boot

    Background In my previous post I tried demonstrating how to implement an optimal and performant REST client using RestTemplate In this article I will be demonstrating similar stuff but by using WebClient. But before we get started, lets try rationalizing Why yet another REST client i.e. WebClient IMO there are 2 …

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  • REST client with desired NFRs using Spring RestTemplate

    May 19, 2020 cloud native performance spring boot

    Background In this contemporary world of enterprise application development, Microservice Architecture has become defacto paradigm. With this new paradigm, an application is going to have myriad set of independent and autonomous (micro)services which will be calling each other. One of the fundamental characteristics of …

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  • Refactoring from imperative to reactive implementation

    Jan 27, 2020 microservice performance reactive spring boot

    Background As software industry is embracing the new Microservice Architecture paradigm, myriad applications have been built with Spring Boot framework. By the time organizations have got its early versions of microservice applications in production, industry has found out newer and better avenues for further …

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  • Understanding nuances of garbage collection and ways to tune it with real world example

    Nov 17, 2019 jvm performance tuning

    In one of my previous post I elaborated basics of JVM memory and also explained how garbage collection works. In this post we will try to understand various types of GC and how to tune and optimize them with a real world example. GC Taxonomy 1. Minor GC When garbage is collected from Young space it is called Minor GC. …

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  • Understanding JVM Memory Management

    Oct 23, 2017 jvm performance tuning

    Everyone of us as Software Engineers would have experienced memory leaks, OOM errors in our Java/JVM applications? In order to dissect such issues it is extremely important to understand the whats' and hows' of JVM memory and its management. JVM - Memory Management One of the many strengths of the JVM is that it …

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  • The curious case of CGLIB in generating Proxies !

    Jun 2, 2015 cglib OOM performance spring

    Recently I was required to identify a memory leak in one of the enterprise application running in production. Fortunately we were able to haveheap dumpsfrom the production environment. After analyzing few heap dumps I was able to trace a uniform pattern; which I felt might be one of the potential root causes for the …

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Dhaval Shah

Pragmatic Software Craftsman, Technology Evangelist, Performance Engineering aficionado, perpetual student.
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Recent Posts

  • Performant and optimal Spring WebClient
  • REST client with desired NFRs using Spring RestTemplate
  • Refactoring from imperative to reactive implementation
  • 2019 – A year gone by
  • Understanding nuances of garbage collection and ways to tune it with real world example
  • Chaos Engineering – Demonstration with working example (Part-2)
  • Chaos Engineering – A quick primer
  • Agile India 2019 Conference – Learning Experience

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