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jetstream-disrupter's Introduction

Jetstream Disruptor

Combine the forces of NAT.io Jetstream and lmax distruptor

Set Up

  1. Running jetstream server:
docker run --name nats-main -p 4222:4222 nats -js
docker run --network host -p 4222:4222 nats -js
  1. Create the streams using org.ds.jslmax.setup.StreamSetup

Alternatively, the set up can be done using the jetstream utilities

$ brew tap nats-io/nats-tools
$ brew install nats-io/nats-tools/nats
nats context add local --description "Localhost" --select

File backed streams

Create a quotes stream:

nats str create --discard=old --max-msgs=1000000 --retention=limits --storage=file --subjects="quotes.*" QUOTES

Create a positions stream

nats str create --discard=old --max-msgs=100000 --retention=limits --storage=file --subjects=positions POSITIONS

Create a market value stream

nats str create --discard=old --max-msgs=1000000 --retention=limits --storage=file --subjects=mvupdates MVSTR

Memory backed streams

nats str create --discard=old --max-msgs=100000 --retention=limits --storage=memory --subjects="quotes.*" QUOTES

nats str create --discard=old --max-msgs=100000 --retention=limits --storage=memory --subjects=positions POSITIONS

nats str create --discard=old --max-msgs=100000 --retention=limits --storage=memory --subjects=mvupdates MVSTR

NATS.io docs

Java client - see here

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