System Design

Data partitioning: Consistent-Hashing

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Overview From the previous article we may already have a basic concept of the load balancer, this time, let’s look at one of the popular algorithm: Consistent Hashing Use Cases Consistent Hashing is quite useful when dealing with the cache distributed issue in a dynamic environment (The servers keep adding/removing) compares with the Mod-Hashing. Basically, … Read more

Load Balancer: Will our system survive?

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Types of The Load Balancers There are two major types: Layer 4 load balancer Layer 7 load balancer Pros High availability, maintain the uninterrupted service externally Less downtime and higher throughput More secure, admins can easily to configure the routing rules Detect bottlenecks before they happening Fewer failed or stressed components Cons Additional hop adds … Read more