Elasticsearch is a powerful and versatile search and analytics engine known for its scalability, speed, and ease of use. Its architecture has several key components and features that make it suitable for…
Author: user
System Design – Design Memcache System on A Single Machine
Memcached is an open-source, high-performance, distributed memory object caching system. It’s primarily used to speed up dynamic web applications by alleviating database load. Memcached accomplishes this by caching data and objects in…
[Draft]Algorithms that You Have to Know[in go]
Make duplicate to zero Bubble Sorting
System Design – Ad-click/ad-show System
Designing a high-performance, high-throughput, and accurate distributed ad-show/ad-click system involves several key components, including system architecture, database selection, scalability solutions, and fault tolerance mechanisms. Life Cycles of Log-lines Collecting logs from various…
System Design – Top Songs for Each User
Designing a system to find the top 10 songs for each user involves several components and considerations, especially regarding scalability, performance, and fault tolerance. Below is an outline of the system components,…
System Design – Post Live Comments
Designing a live comment system involves several components: the client-side interface, the WebSocket server, session server, and often a backend for persisting comments. System Requirements Scale Estimation For a platform with users…
System Design – Design Privacy Setting
On facebook, you may have noticed that you can set different privacy levels for the posts you published to be only to a specific group of users, like public, friends, friends of…
System Design – Design a Web Crawler
Design a web crawler that fetches every page on en.wikipedia.org exactly 1 time. You have 10,000 servers you can use and you are not allowed to fetch a URL more than once. If a…
All things about Kafka
Apache Kafka is a distributed streaming platform that is widely used for building real-time data processing pipelines and streaming applications. It was originally developed by LinkedIn and later open-sourced as part of…