Microservices Architecture Explained: When a Monolith Doesn’t Work

Selecting microservices over monolith that require more effort and resources might be a difficult decision for some when developing complex cloud-based applications. But when using your trusted monolith is not the answer it is not a bad idea to resort to microservices. The benefits that come with its use will make it totally worth it. 

While you are here, you can take some time to go through these well-written articles about current custom software development trends and time and material vs. fixed price: what works for your project?

What is Monolith?

Monolith is an architectural structure for the development of an application. nhs ivermectin It keeps everything quite simple. ivermectin plus for cattle The app will only have one database and one server. It implements all business logic steps one by one and then moves forward once the previous stage is completed. pour-on ivermectin for goats In it all of the connections among units act as inside-code calls. 

What are Microservices?

It is also an architectural style and a special case of SOA (service oriented architecture). It is a design style for software. The independently deployable modules in it interact with each other through a protocol using a communication network. 

What separates it from monolith is the extent to which the modules are paired. Microservices don’t share much and are independent of each other. The services in it are atomic and carry out only certain functions. 

What Goes Wrong with Monolith?

Out of context, a monolith works just fine and completes its functions. But in reality you may face the following difficulties:

  • The app may completely shut down if it is overloaded.
  • Updates with monolithic apps are complicated. You’d have to stop the old version for some time and rewrite the new one. 
  • As the load increases with growth in monolithic apps it becomes difficult to scale up the performance. This problem could be solved with multiple servers but their maintenance is rather costly. 

Advantages of Microservices

The benefits that you may enjoy by using microservices are as follows:

  • Unlike monolith where there is a risk of complete shutdown of app with overload, the same does not happen with microservices. If a server is not available the requests are simply re-routed to other substitutes. In case of a notification server crash the system will do what it’s supposed to do and proceed with the rest later when the server recovers. 
  • As the services are independent of each other the updates are no hassle. You won’t have to re-write the whole thing for new features. 
  • The nature of this architecture is loosely coupled so it has high potential for scaling up performance without letting the user have any negative experience. 

Microservices: The Best Solution?

Like any other technical solution, microservices are not without their faults. Its implementation may have a negative impact on your app. Before deciding on implementing it, take advice from professionals. They will assess your situation, the needs and restrictions of your app before recommending anything. 

There are many big names that use microservices, which is an evidence of its competence. 

Finals Words

When done right, microservices can help you a lot. Especially with the development of complex and large apps that deal with big loads and require updates frequently. But before deciding on going for microservices it would be best to carry out an in-depth feasibility study. The professionals will help you implement it efficiently and safely. 


Washim is an Bangladeshi tech based web blogger. Right now he writes for techshim.com excellent content Android Apps, Games and much more.

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