Cassandra

Why Move to Cassandra?

2000px-Cassandra_logo.svg

Nowadays Cassandra is getting a lot of attention, and we’re seeing more and more examples of companies moving to Cassandra. Why is this happening? Why are companies with solid IT structures and internal knowledge shifting, not only to a different paradigm (Read: NoSQL vs SQL), but also to completely different software? Companies don’t simply move…

Pythian Introduces Cassandra Consulting & Operational Support

Over the past ten years, the technology industry has begun to adopt a whole new way of thinking about the database and data storage. This is largely the result of the fast moving, high-volume and non-traditional types of data that are being generated to support both internal business processes and real-time web applications. Using a NoSQL…

Cassandra Update – Leap Second & JMX Security

2000px-Cassandra_logo.svg

This is a short post about two things that should be on the to-do list for all Cassandra Administrators. The leap second issue and the new JMX default. The Leap Second Before we move on you should learn more about how the leap second affects Cassandra in more detail. In short, you must update your JVM to version…

Keeping Cassandra Alive

Troubleshooting Cassandra Under Pressure This is the second blog post in the series. This is a bit more technical than the first one. I will explain some things that can be made to keep a cluster/server running when you are having problems in that cluster. There were a lot of changes in Cassandra over the…

My Thoughts on the Resilience of Cassandra

2000px-Cassandra_logo.svg

This blog is a part 1 of a 2 in a series. This will be different from my previous blogs, as this is more about some decisions you can make with Cassandra regarding the resilience of your system. I will talk deeply about this topic in the upcoming Datastax Days in London, this is more of…

Monitoring Cassandra with Grafana and Influx DB

Grafana_cassandra-test2

Hello, In this post I will explain how to set up Cassandra monitoring with influxDB and Grafana. This can also be used to connect to other monitoring systems (Graphite, Collectd, etc…) but since both influxDB and Grafana are hot topics at the moment I decided to follow the trend! I was asked why I was…

Cassandra 101 : Understanding What Cassandra Is

2000px-Cassandra_logo.svg

As some of you may know, in my current role at Pythian I am tackling OSDB, and Cassandra is on my radar. One of the things I have been trying to do is learn what Cassandra is, so in this post, I’m going to share a bit of what I have been able to learn….

Watch: HBase vs. Cassandra

Every data platform has its value, and deciding which one will work best for your big data objectives can be tricky—Alex Gorbachev, Oracle ACE Director, Cloudera Champion of Big Data, and Chief Technology Officer at Pythian, has recorded a series of videos comparing the various big data platforms and presents use cases to help you…

Page 1 of 3123