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Category Archives: Distributed systems
Accessing Kafka on host machine from minikube pods
There are times when you want to access processes running on your host machine e.g. databases etc. from your minikube Kubernetes cluster in Virtual Box (or any other supported provider) For details, continue reading this blog on Medium Cheers!
Kafka Streams Interactive Queries
This blog post explores the Interactive Queries feature in Kafka Streams with help of a practical example. It covers the DSL API and how the state store information was exposed via a REST service For details, check out the blog post on … Continue reading
Posted in Distributed systems
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Kafka Go client: No Producer error during connection ?
Although its rare, but there are times when you actually want to see errors in your code – more importantly, at the right time ! Kafka Go Producer behaviour You need to be mindful of this while using the Kafka … Continue reading
Kafka Go client quick start
Here is a Docker based example for Kafka using Go client Overview Simple producer and consumer apps Confluent Go client for Kafka its based on librdkafka (Kafka C client) client setup part is taken care of with a pre-built Docker image – … Continue reading
Posted in Distributed systems, Kafka, messaging
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Redis 5 – bootstrapping a Redis Cluster with Docker
With Redis 5 (in RC state at time of writing), cluster creation utility is now available as part of redis-cli which is easier as compared to the (previous) ruby way of doing it (using redis-trib) check out the release notes for … Continue reading
Posted in Distributed systems, nosql, redis
Tagged docker, nosql, redis, redis cluster, replication
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(eBook) Practical Redis: first few chapters released!
I am happy to announce that the first few chapters of Practical Redis are now available About Practical Redis It is a hands-on, code-driven guide to Redis where each chapter is based on an application (simple to medium complexity) which … Continue reading
etcd Watch example using Go client
etcd is a distributed, highly available key-value store which serves as the persistent back end for Kubernetes Here is an example to demonstrate its Watch feature. For details, check out the README (and the sample code) on Github It uses etcd Docker … Continue reading
NATS on Kubernetes example
In a previous blog, you saw an example of NATS along with producer and consumer – based on Docker Compose. This post uses the same app, but runs on Kubernetes For how to run, follow the README on Github High … Continue reading
Posted in Distributed systems, Kubernetes, nats
Tagged cloud native, cloud native computing foundation, cncf, docker, golang, k8s, Kubernetes, messaging, nats
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NATS & Kafka: random notes
This is not NATS vs Kafka by any means – just jotting down some info. NATS recently joined CNCF (which host projects like Kubernetes, Prometheus etc. – look at the dominance of Golang here!) and that’s when it caught my attention … Continue reading
NATS – quick start with Docker
Here is a hello-world example (on Github) for getting started with natsio – a distributed messaging server written in Go It consists of the following components which are managed via Docker Compose NATS server (of course) a Java producer/publisher a Go consumer/subscriber … Continue reading
Posted in Distributed systems, messaging
Tagged distributed messaging, golang, Java, nats, pub sub
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Simply Distributed 