Tag: devops

On Latency

Andrew Certain helps getting an understanding of percentile measurements and why it is important to look at certain things from specific perspectives. I found this useful.

If you're wondering what "P-four-nines" means, it's the latency at the 99.99th percentile, meaning only one in 10,000 requests has a worse latency. Why do we measure latency in percentiles?

A thread about how how it came to be at Amazon…https://t.co/OCGSc5c6KZ
— Andrew Certain (@tacertain) May 25, 2019

May 27, 2019
Convenience Containers

Containers, in particular represented through the hype around Docker, get a greater share of attention of the IT world for the past year or two. And it happens for good reason. Just like other virtualization techniques, containers allow for easier deployment, for better maintainability, for improved management of applications, for better hardware utilization and for a reduced TCO altogether. And cost in particular is likely the biggest reason for the popularity of container technology in the realm of virtualization, because lightweight technology does not only touch hardware and infrastructure, but also development and operations.

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May 25, 2015