April 13, 2018

OpsCenter is tool you can use to control your cluster from a browser-based GUI. Techincally there are two products: OpsCenter for monitoring and management, and Life Cycle Manger for configuration and deployment. We will learn about these tools...

April 13, 2018

If something goes wrong with your Apache Cassandra nodes and they run out of memory, you may need to dive deep to understand what exactly is happening. In this case, you may want to use the heap dump tool. Learn more about heap dump in this unit...

April 12, 2018

When you're having problems with JVM, you need to figure out what's going on with the state of the JVM. That's where JVM garbage collection logging comes in. Learn more about that in this unit.

April 12, 2018

System and output logs provide a record we can refer to when bad things happen. This unit will help understand you understand and make use of the information contained in these logs.

April 12, 2018

In this unit, we learn about some of the functionality in nodetool that is not only useful for diagnostics, but also provide us with general information.

April 12, 2018

Nodetool can give us some insight into what is happening inside a Apache Cassandra node. In this unit, we discuss using nodetool for performance analysis.

April 12, 2018

This unit is about the Linux dstat command. Common in pretty much every Linux distribution, it shows all system resources in a single table, and it very useful for diagnostics.

April 12, 2018

In this unit, you will learn about the Linuz top command. The Linux top command ships with every Linux distribution, and can be used to get some good diagnostics on system information.

April 12, 2018

This is the in the introduction to the DataStax Enterprise Operations with Apache Cassandra course. There's a lot to cover, so let's get started!