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Seven NoSQL Databases in a Week

You're reading from   Seven NoSQL Databases in a Week Get up and running with the fundamentals and functionalities of seven of the most popular NoSQL databases

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Product type Paperback
Published in Mar 2018
Publisher Packt
ISBN-13 9781787288867
Length 308 pages
Edition 1st Edition
Languages
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Authors (4):
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Sudarshan Kadambi Sudarshan Kadambi
Author Profile Icon Sudarshan Kadambi
Sudarshan Kadambi
Aaron Ploetz Aaron Ploetz
Author Profile Icon Aaron Ploetz
Aaron Ploetz
Devram Kandhare Devram Kandhare
Author Profile Icon Devram Kandhare
Devram Kandhare
Xun (Brian) Wu Xun (Brian) Wu
Author Profile Icon Xun (Brian) Wu
Xun (Brian) Wu
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Table of Contents (10) Chapters Close

Preface 1. Introduction to NoSQL Databases 2. MongoDB FREE CHAPTER 3. Neo4j 4. Redis 5. Cassandra 6. HBase 7. DynamoDB 8. InfluxDB 9. Other Books You May Enjoy

Cassandra hardware selection, installation, and configuration


Cassandra is designed to be run in the cloud or on commodity hardware, so (relative to relational databases) you usually don't need to worry about breaking the bank on expensive, heavy-duty hardware. Most documentation on hardware recommendations for Cassandra is somewhat cryptic and reluctant to put forth any solid numbers on hardware requirements. The Apache Cassandra project documentation[1] has a section titled Hardware Choices, which states:

While Cassandra can be made to run on small servers for testing or development environments (including Raspberry Pis), a minimal production server should have at least 2 cores and 8 GB of RAM. Typical production servers have 8 or more cores and 32 GB of RAM.

RAM

One aspect to consider is that Cassandra runs on a JVM. This means that you need to have at least enough random access memory (RAM) to hold the JVM heap, plus another 30-50% or so for additional OS processes and off-heap storage...

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