System Design Visualizer

Interactive distributed systems playground with real-time metrics

System Design Simulator

Fire multiple requests, kill servers, and watch real-time metrics and API flows.

Active: 0
Completed: 0
Failed: 0

Component Management

API Server 1
server
API Server 2
server
Redis Cache
cache
PostgreSQL
database

API Request Simulation

No active requests

System Architecture

Web Client 1
client
0%
Mobile App
client
0%
API Client
client
0%
Load Balancer
15%
API Server 1
server
45%
API Server 2
server
30%
Redis Cache
cache
20%
PostgreSQL
database
35%

Per-Server Metrics

API Server 1

Success Rate: 100.0%
CPU45.0%
Memory60.0%
Latency50.0ms

API Server 2

Success Rate: 100.0%
CPU30.0%
Memory45.0%
Latency45.0ms