Cassandra Architecture

AWS Cassandra: Cassandra, NUMA and EC2

AWS Cassandra and NUMA The i3.8xlarge, c4.8xlarge, m4.10xlarge, and above EC2 instance types use more than 1 CPU, which means NUMA controls are available. A good read on this is from Al Tolbert’s blog post. The quickest way to tell if a machine is NUMA is to run “numactl –hardware”. -Al Tobey blog post on Cassandra tuning NUMA stands for Non-Uniform Memory Architecture. Modern x86 CPUs contain an integrated memory controller.

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What is Cassandra?

What is Cassandra? Cassandra is a linearly scalable, open source NoSQL database. Cassandra uses log-structured merge-tree, which makes Cassandra one of the best NoSQL options for high-throughput writes. Cassandra delivers continuous availability, with operational simplicity. Unlike many other NoSQL solutions, Cassandra is a master-less, peer-to-peer, distributed clustered store. Each node knows about the cluster network topology via the gossip protocol. Cloudurable provides Cassandra training, Cassandra consulting, Cassandra support and helps setting up Cassandra clusters in AWS.

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