Load Balance

There are a couple of ways to provision a NodeJS application in the AWS ecosystem. The most common is to use Elastic Beanstalk (EBS). The less common alternative is to simply place the NodeJS application into an EC2 instance. …

In the last post: Load balancing — MQTT broker clustering part 1, we have introduced MQTT load balancing in general: load balancing can be applied either on transport layer, or application layer. Now it’s time to dive into application layer load balancing, the most interesting part: sticky-session. This post consists…

Why do we even need Load Balancers and how do they work? — Load Balancer (LB) is a critical component of any distributed system. It helps spread the traffic across a cluster of servers to improve the responsiveness and availability of applications, websites, or databases. LB also keeps track of the status of all the resources while distributing requests. …

If we talk about Kubernetes and Pod-Replicas, then we will have follow up discussion about Load Balancer I believe :) There already alot of huge resources and reference around LB and also Ingress and we can find it on google cloud docs, kubernetes sites or even other reference if you…

How to Load-balance NodeJS App Using Nginx as Reverse Proxy using Virtual Machines Scenario : Use Ubuntu Virtual Machines to Load-balance NodeJS Apps. I am using 3 Ubuntu(18.04 bionic LTS) Virtual Machines in Azure. Create a VM with logical name : vm-nginx, which will be hosting NGINX Web Server with…

First of all I think we should talk about what’s scability. As you know for a couple of years many huge projects developed and released. Spotify and netflix is good example for this projects. But how, how they can maintance and stand their’s application on running ? …

In this tutorial, we are going to learn about Load Balancing. This is an important thing that you need to know when you are building systems. Let me get a simple example for explaining the concept of Load Balancing. If you have a single computer that is running a program(algorithm)…

In our previous post, Introduction to Nebula Graph Storage Engine, we mentioned the distributed kv store is managed by the meta service. Both the partition distribution and machine status can be found in the meta service. …

I have been managing a web application built in spring. That application has two main sections. One is for administrative tasks starting with “/admin” and others are for client-related operations. So, I deployed the application on two different servers with the same DB connections. They are individually working fine. I…