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Distributed Map Reduce

An experimental implementation of Map Reduce based on Google's Map Reduce paper written in Rust.

        ┌─────────────────┐                           ┌─────────────────────┐
        │ Coordinator     │                           │      Worker         │
        │                 │                           │                     │
        └─────────┬───────┘                           └──────────┬──────────┘
                  │                                              │
                  │                                              │
                  │Provisions                                    │Provisions
                  │                                              │
                  │                                              │
┌─────────────────┼─────────────────┐     ┌──────────────────────▼────────────────────┐
│                 │                 │     │                                           │
│                 │                 │     │                                           │
│                 │                 │     │              ┌───────────────────┐        │
│                 │                 │     │              │   Worker Node 1   │        │
│                 │                 │     │      ┌◄──────┤                   │        │
│                 │                 │     │      │       └───────────────────┘        │
│                 │                 │     │      │                                    │
│         ┌───────▼──────────┐      │     │      │       ┌───────────────────┐        │
│         │                  │      │     │      │       │  Worker Node 2    │        │
│         │ Coordinator Node ◄──────┼─────┼──────┤◄──────┤                   │        │
│         └──────────────────┘      │     │      │       └───────────────────┘        │
│                                   │     │      │                                    │
│                                   │     │      │       ┌───────────────────┐        │
│                                   │     │      │       │   Worker Node 3   │        │
│                                   │     │      └◄──────┤                   │        │
│                                   │     │              └───────────────────┘        │
│                                   │     │                                           │
│                                   │     │                                           │
│                                   │     │                                           │
└───────────────────────────────────┘     └───────────────────────────────────────────┘
         Coordiantor Plane                              Worker Plane

Instructions to Run

First start the coordinator

cargo run --bin coordinator -- <n_reduce> <filenames>

Example: cargo run --bin coordinator -- 5 *.txt

Then start the workers

cargo run --bin worker -- 127.0.0.1:12345 <number_of_workers>

Example: cargo run --bin worker -- 127.0.0.1:12345 10

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An experimental distributed map reduce system based on Google's MapReduce, written in Rust!

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