1. Professor Robert Morris requires that the latest code for 6.584 course mustn't be public on GitHub. This repository contains code from the older 6.824 course.
2. Please try to complete the labs on your own before checking others' solutions.
3. This repository can't guranatee Bug-Free, because some errors can't reproduce stably.

• Lab 1: MapReduce
  • Challenge 1: Implement MapReduce Application
  • Challenge 2: MapReduce Coordinator and Workers Run On Separate Machines
• Lab2: Raft
  • Lab2A: Leader Election
  • Lab2B: Log
  • Lab2C: Persistence
  • Lab2D: Log Compaction
• Lab 3: Fault-Tolerant Key/Value Service
  • Lab3A: Key/Value Service Without Snapshots
  • Lab3B: Key/Value Service With Snapshots
• Lab 4: Sharded Key/Value Service
  • Lab4A: The Shard Controller
  • Lab4B: Sharded Key/Value Server
    • Challenge 1: Garbage Collection Of State
    • Challenge 2: Client Requests During Configuration Changes