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Posts with tag "mms"

May15

Mutant Monitoring System (MMS) Day 12 – Coding with Java Part 2

mms

Division 3 decided that we must use more applications to connect to the mutant catalog and decided to hire Java developers to create powerful applications that can monitor the mutants. In this post, we will explore how to connect to a Scylla cluster using the Cassandra driver for Java.

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May11

Mutant Monitoring System (MMS) Day 11 – Coding with Java Part 1

mutant monitoring system day 11 - coding with Java

Division 3 decided that we must use more applications to connect to the mutant catalog and decided to hire Java developers to create powerful applications that can monitor the mutants. In this post, we will explore how to connect to a Scylla cluster using the Cassandra driver for Java.

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May3

Mutant Monitoring System Day 10 – Backup and Restore

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Due to recent violent events in the mutant community, Division 3 implemented a new policy for Scylla Administrators to learn how to backup and restore the mutant data in the cluster. In this post, learn how to backup and restore data from the Mutant Monitoring System.

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Apr26

Mutant Monitoring Systems (MMS) Day 9 – Interacting Programmatically

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Learn how developers create applications that connect to databases by using the Cassandra libraries available for programming languages. In this post you will learn how to create a sample Node.js application in Docker that connects to the Mutant Monitoring System.

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Apr19

Mutant Monitoring Systems (MMS) Day 8 – Monitoring

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The Scylla Monitoring stack runs in Docker and consists of Prometheus and Grafana containers. With Scylla Monitoring, Division 3 can monitor Internal DB metrics such as load, throughput, latency, reads, writes, cache hits and misses, and more. Linux metrics are also recorded such as disk activity, utilization, and networking. In this post, you will learn how to integrate the Scylla Monitoring Stack with the Mutant Monitoring System.

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Mar28

Mutant Monitoring Systems (MMS) Day 7 – Multi-datacenter Consistency Levels

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In the Day 6 post, we expanded the initial Mutant Monitoring Scylla Cluster from one to two datacenters. Now we must begin to learn more about how to work with our data in such a setup. In this post, you will learn more about the consistency level options available when using Scylla with multiple datacenters.

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Mar22

Mutant Monitoring Systems (MMS) Day 6 – Multi-datacenter Replication

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Now, at Division 3 we must prepare for disaster readiness by expanding our Scylla cluster across geographic regions in a multi-datacenter configuration. In this post, we will set up a new Scylla cluster in another datacenter and learn how to convert our existing keyspaces to be stored in both datacenters.

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Mar6

Mutant Monitoring Systems (MMS) Day 5 – Visualizing Data with Zeppelin

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Apache Zeppelin is a Java Web-based solution that allows users to interact with a variety of data sources like MySQL, Spark, Hadoop, and Scylla. Once in Zeppelin, you can run CQL queries and view the output in a table format with the ability to save the results. In this post, you will learn how to visualize the data in MMS with Apache Zeppelin.

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Feb20

Mutant Monitoring Systems (MMS) Day 4 – We Are Under Attack!

If you got this far, you have your Mutant Monitoring set up and running with the Mutant Catalog and Tracking keyspaces populated with data. We must now prepare to plan for disaster scenarios so that we know for sure that we can survive an attack. In this post, we will go through a node failure scenario and learn about consistency levels.

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Jan25

Mutant Monitoring Systems (MMS) Day 3 – Analyzing Mutant Data with Presto

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Presto is a distributed SQL query engine for Big Data technologies like Scylla. With it, you can run complex queries such as full-text search, compare values, joins, and query data from multiple data sources. In this post, you will learn how to use Presto to run queries from the Mutant Monitoring System and view statistics from the web console.

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