Looking Backward to Look Forward
10/15/15 “Whoever wishes to foresee the future must consult the past” -unspecified “wise men” quoted by Niccolò Machiavelli With so many articles out there telling me how SDN will …
Latest SRE & DevOps Articles
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How to Explain Virtualization to Newbies
10/15/15 In the world of enterprise architecture, many parts of our daily conversations are taken for granted. We talk about virtualization, vMotion®, Storage vMotion, Replication,…
What If You Can’t Trace End-to-End?
10/15/15 A lot of monitoring systems have a goal of end-to-end tracing, from “click to disk” or something similar. This is usually implemented by adding some kind of tracing inform…
Monitoring: How and Why We Do It
10/14/15 Put simply, we monitor to find and fix problems before our customers and users do, so they’re not tempted to go somewhere else for their purchases, or take our names in va…
Event alerts: another way to trigger notifications
Datadog's Terraform provider v4.0.0 is now available, bringing significant improvements including support for managing Datadog Synthetics tests and increased resource coverage for …
Queueing Theory: Faster Trains Might Make London Underground Slower
10/10/15 Let’s take a look at a great real-world example that effectively illustrates how queuing theory can be unintuitive even in situations that seem simple. A recent BBC report…
The Premise of Premises: All Clouds Are Not Created Equal
10/09/15 If you take one thing away from this article, it will be that you will have a far better fundamental understanding of the premise of your premises. The title of this artic…
A Look into the Pi-Shaped Expert Model
10/07/15 So you’ve started planning your career using a VCDX skillset. Continuing on that same train of thought, I want to walk you through an additional concept that might help yo…
Mastering the Sort Buffer and sort_buffer_size
10/02/15 The sort buffer, which is controlled by the sortbuffersize setting, is probably one of the most-discussed MySQL settings. Interestingly, in many cases it has a lot less po…
Are You Getting Full Benefit of your IT Monitoring Tools?
10/01/15 In both cases we thought we were covered and our monitoring systems had our back. As it turns out, that’s a more common situation than it should be, and following a few be…
Monitor ELB performance with Datadog
This Datadog article details how to effectively monitor AWS Graviton3-powered EC2 instances. It explains how to leverage Datadog's auto-discovery and pre-built integrations to gain…
How to collect AWS ELB metrics
This Datadog article explains how to monitor your Elastic Load Balancers (ELBs) to ensure application availability and performance. It details setting up Datadog to collect key ELB…