Latest SRE & DevOps Articles

On Becoming a Virtualization Professional

12/14/15 I’ve been a VMware® evangelist and virtualization advocate for a decade. Even before I first started using VMware—by accident, I’ll admit—I’ve had the (dis?)advantage of w…

Collecting metrics and notifications from OpenStack Nova

This article details how to use Datadog to monitor your OpenStack infrastructure. It explains how to collect metrics from key OpenStack components like Nova, Neutron, and Cinder us…

Datadog now supports OpenStack monitoring

This article explains key OpenStack concepts for resource management: host aggregates group physical servers with common characteristics, flavors define virtual machine sizes (CPU,…

Monitor OpenStack with Datadog

This article explains key OpenStack concepts for resource management: host aggregates group physical servers with shared characteristics, flavors define virtual machine sizes (CPU,…

Monitoring OpenStack Nova

This article explains three key concepts in OpenStack for resource management: host aggregates (grouping compute hosts with shared characteristics), flavors (defining virtual machi…

Collecting ElastiCache metrics + its Redis/Memcached metrics

This article details how to effectively monitor the performance of Amazon ElastiCache clusters using both Redis and Memcached engines. It highlights key metrics like CPU utilizatio…

How Coursera monitors ElastiCache and Memcached performance

This article details how to collect performance metrics from Amazon ElastiCache, covering both Redis and Memcached engines. It outlines using both native ElastiCache metrics (via C…

Monitoring ElastiCache performance metrics with Redis or Memcached

This article details how to collect metrics from Amazon ElastiCache, covering both Redis and Memcached engines. It explains using both the standard ElastiCache metrics *and* the mo…

SDN, Network Management, and You

12/08/15 The industry has been busy discussing the nature of SDN, or software-defined networking. They are wondering if SDN is Openflow. Or maybe it just programs the network throu…

Configuring and Monitoring the Next Gen Network

12/08/15 In Intent-Based Networking – A Must for SDN, an article published on this site, Faisal Khan makes the very valid point that “SDN is about making networking more flexible a…

See the Details with 1-Second Resolution Data

12/05/15 We’ve talked a lot about the high-resolution data we capture, but if you haven’t experienced it yourself, it might be a little abstract. Here, look at the difference betwe…

Is That Query Bad?

12/03/15 This post is part of an ongoing series on the best practices for effective and insightful database monitoring. Much of what’s covered in these posts is not intuitive, yet …