Search results for: monitoring

Cassandra War Stories: Part 2

// 07.19.2016 // Data

In this series we have been relating some adventures MediaMath has been having getting the NoSQL database Cassandra to work for our needs as we built out of our Data Management Platform service. As mentioned in our previous post we needed to do a fair amount of tuning in order to scale Cassandra to our workload.  In this post we’ll focus on some of the techniques we developed (good and bad) in order to handle the rapid increase in our data ingest.  Using a combination of freely available automation tools, building our own custom tooling and clever utilization of AWS […]

Why You Should Not Rely on StatsD for Monitoring or Optimizing Response Time

In my blog post last week, I outlined the difficulties and importance of accurately measuring and reporting response times, as they are critical for ensuring customer happiness. This week, I will be taking a look (and a rant) at StatsD, a commonly used tool for systems monitoring. As a brief refresher, measuring and collecting response times can result in a huge number of metrics. A system that sees 70k RPS (requests per second) generates over 4 million response time measurements every hour. Statistical analysis is required to visualize or summarize these measurements, which inherently introduces a measure of subjectivity. Depending […]

A Better Measure of Customer Service: Response Times and How to Talk About Them

With a platform that handles billions of transactions every hour and hundreds of millions of internet users every day, every solution must be built to scale. – MediaMath.com Throughput Measures How Many Customers You Serve. Response Time Measures How Well You Serve Them. We are, rightly, very proud of our ability to handle the high throughputs our business requires. We highlight throughput in our marketing materials, list it front and center in our job postings, and graph it on any number of dashboards in our monitoring system. It is a powerful metric for the growth of MediaMath as a company. […]