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JetStream is a throughput and memory optimized engine for LLM inference on XLA devices, starting with TPUs (and GPUs in future -- PRs welcome).

License: Apache License 2.0

Shell 4.08% Python 95.21% Dockerfile 0.71%

jetstream's Introduction

JetStream is a throughput and memory optimized engine for LLM inference on XLA devices.

About

JetStream is a throughput and memory optimized engine for LLM inference on XLA devices, starting with TPUs (and GPUs in future -- PRs welcome).

JetStream Engine Implementation

Currently, there are two reference engine implementations available -- one for Jax models and another for Pytorch models.

Jax

Pytorch

Documentation

JetStream Standalone Local Setup

Getting Started

Setup

pip install -r requirements.txt

Run local server & Testing

Use the following commands to run a server locally:

# Start a server
python -m jetstream.core.implementations.mock.server

# Test local mock server
python -m jetstream.tools.requester

# Load test local mock server
python -m jetstream.tools.load_tester

Test core modules

# Test JetStream core orchestrator
python -m unittest -v jetstream.tests.core.test_orchestrator

# Test JetStream core server library
python -m unittest -v jetstream.tests.core.test_server

# Test mock JetStream engine implementation
python -m unittest -v jetstream.tests.engine.test_mock_engine

# Test mock JetStream token utils
python -m unittest -v jetstream.tests.engine.test_token_utils
python -m unittest -v jetstream.tests.engine.test_utils

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