Top 5 Advantages & Challenges of Using Microservices Architecture

Manju Naglapur | 3 min read

In the past few years, microservices has been in the constant limelight and has gained significant popularity. The microservices architecture illustrates a secluded design style, which involves breaking huge software projects into more modest, autonomous, and loosely coupled parts. This approach has acquired a prominent place among software developers for its dynamic and agile characteristics in API and execution of exceptionally characterized and discrete tasks.

To describe microservices in a single line, it is simply another architectural solution for designing complex web-based applications. Microservices have acquired popularity as a development from SOA (Service Oriented Architecture), a methodology that was intended to conquer the disadvantages of conventional architectural solutions. In this blog, we’ll talk about the technological evolution from architectural solutions toward microservices. We will also address the fundamental support that microservices offer, as well as its advantages and disadvantages.

Some noteworthy characteristics of microservices:
– Embody a client or business situation
– Can be developed by a small team
– Allow developers to write the services in various programming languages that can be utilized in any system
– Communicate with other microservices with clear and specifically characterized interfaces and conventions
– Stay reliable even after the failure of a service
– The codebase used in microservices architecture can be independently formed, deployed, and scaled

Advantages of microservices
Microservices come with a couple of benefits that are extremely useful in the era of cloud computing. Each can be developed and deployed on entirely different platforms using different programming languages.

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Improved deficiency disconnection: Larger applications can generally remain unaffected by the disrupted operations of a solitary module.
Eliminate vendor or technology lock-in: Microservices give the adaptability to evaluate another technology stack on individual services whenever needed. With less code in play, there is more flexibility.
Simplicity: With added effortlessness, engineers can comprehend the functionality of the service in a better way.
Modest and fast deployment: Smaller codebases and scope means quick deployment, allowing developers to investigate the advantages of Continuous Deployment.
Adaptability: Since your administrations are separate, you can effectively scale the most required ones at a suitable time, rather than scaling the entire application.

Challenges faced in microservices
Even though microservices is a buzz word today, it still has some limitations. The complexity of microservices can pose a challenge for developers.

Inter-Service Communication: Microservices depend on one another, and effective communication within the services is vital. An effective communication channel should be outlined utilizing HTTP/ESB.
Health Monitoring: There are more administrations to screen that can be created using diverse programming languages.
Distributed logging: Different administrations will have their own logging mechanism, coming about GBs of conveyed unstructured data.
Transaction Spanning: Microservices may bring about exchanges of data over numerous services and databases. An issue caused someplace will result in other problems elsewhere.
Finding the main driver: Distributed rationale with appropriated data increases the exertion of finding the main driver. The exhibition related underlying driver can now be overseen utilizing APM devices like New Relic and Dynatrace.
Cyclic dependency between services: The cyclic interdependency of microservices can be a little challenging to keep a track of. However, solving related issues is vital as a microservices architecture can be vulnerable to errors.

Microservices – The Future
Microservices building style is one worth considering for big business applications. Monolithic engineering is helpful for straightforward, lightweight applications. It will be an upkeep nightmare whenever utilized for complex applications. The microservices design, on the other hand, is a better decision for complex, advancing applications regardless of the drawbacks and implementation challenges.

Microservices has been pervasive for quite a long time, and as of late, we see expansion in its popularity. Lastly, the use of microservices by Amazon, NetFlix, eBay, and the like gives enough certainty that this architectural style is set to take the IT industry by a storm in the near future.