6.5840: Distributed Systems

Spring 2023

lab 1: MapReduce ✔

Lab 2: Raft✔

lab2 A: leader election✔

lab2 B: log✔

lab2 C: persistence✔

lab2 D: log compaction✔

Lab 3: Fault-tolerant Key/Value Service✔

Part A: Key/value service without snapshots✔

Part B: Key/value service with snapshots✔

Lab 4: Sharded Key/Value Service✔

Part A: The Shard controller✔

Part B: Sharded Key/Value Server ✔

Challenge 1: Garbage collection of state✔

Challenge 2: Client requests during configuration changes ✔

All test points were repeated 500 times and no bugs were found. Below is a screen shot of the successful completion of lab4B (since lab4B will use the services of all previous labs, only the results of its successful completion are shown)