Most Java/Scala/Groovy project depend on a number of libraries, these libraries depend on other libraries, and so on for many levels deep. When creating the final project bundle we end … Continue Reading →
Category Archives: Cloud
Evaluating persistent, replicated message queues (updated w/ Kafka)
An updated and extended version of this post is available on SoftwareMill’s website. Below you can find the original content containing benchmarks from 2014. Update 17/07/2014: added Kafka benchmarks Update … Continue Reading →
Benchmarking SQS
SQS, Simple Message Queue, is a message-queue-as-a-service offering from Amazon Web Services. It supports only a handful of messaging operations, far from the complexity of e.g. AMQP, but thanks to … Continue Reading →
Cluster-wide Java/Scala application deployments with Docker, Chef and Amazon OpsWorks
Docker is great for running isolated containers on a single node. However, most software systems run on multiple nodes, so in addition to Docker, we need some way of specifying … Continue Reading →
Spray server in a Docker container
Docker is a pretty new, but very exciting project; with Docker you can create lightweight, self-sufficient containers with any application inside, and later run the containers on a variety of … Continue Reading →
Big data: when single node is better than clustered
There’s a lot of hype about “big data” and a general trend to try to apply Hadoop to almost every problem. However, sometimes it turns out that you can get … Continue Reading →
ElasticMQ is now synced to Maven central
Thanks to Sonatype OSS repositories, ElasticMQ version 0.6.1 is now synced to central. All of the artifacts, except the standalone server (which depends on Ostrich, which isn’t available in the … Continue Reading →
Implementing message replication in ElasticMQ with JGroups
ElasticMQ is a messaging server, with a Scala, Java, and an Amazon SQS-compatible interface. It supports guaranteed messaging by replicating the messages across a cluster of servers, and message persistence … Continue Reading →
ElasticMQ 0.2 – support for delayed queues and messages
Time to start blogging in 2012 :) I just released version 0.2 of ElasticMQ – a simple message queue system, which implements the Amazon SQS interface. Ideal if you want … Continue Reading →
ElasticMQ 0.1 released!
ElasticMQ is a simple messaging system, exposing an SQS-compatible REST interface. It can run using an in-memory H2 database (ideal for testing), or backed by a normal database (e.g. MySQL). … Continue Reading →