SummaryRecently, Cassandra made changes to the Native Transport Requests (NTR) queue behaviour. Through our performance testing, we found the new NTR change to be good for clusters that have a constan...

In this post, we’ll look at some of the key differences between Apache Cassandra (hereafter just Cassandra) and DynamoDB.Both are distributed databases and have similar architecture, and both offer in...

The beta release of Apache Cassandra 4.0 is finally here, it’s been two years in the making. We’ve had a preview release available to customers since March for testing. A wide range of improvements ha...

First, let me start by saying I do not hate Cassandra. I love Cassandra. In its place, Cassandra is a powerful tool designed well to scale to millions of operations per second over geographically dist...

I recently did an upgrade of 200+ nodes of Cassandra across multiple environments sitting behind multiple applications using the cstar tool. We chose the cstar tool because, out of all automation opti...

Clone Jepsen repository Configure to mount scalar-jepsen directory by editing ${JEPSEN_ROOT}/docker/docker-compose.dev.yml like the following control: volumes: - ${JEPSEN_ROOT}:/jepsen ...

Previously on Jepsen, we learned about Kafka’s proposed replication design.Cassandra is a Dynamo system; like Riak, it divides a hash ring into a several chunks, and keeps N replicas of each chunk on ...