January 2019
Intermediate to advanced
484 pages
11h 48m
English
Content preview from DevOps with Kubernetes - Second Edition
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Extracting metrics from logs
The monitoring and logging system we built around our application on top of Kubernetes is shown in the following diagram:
The logging part and the monitoring part look like two independent tracks, but the value of the logs is much more than a collection of short texts. This is structured data and usually emitted with timestamps; because of this, if we can parse information from logs and project the extracted vector into the time dimension according to the timestamps, it will become a time series metric and be available in Prometheus.
For example, an access log entry from any of the web servers may look as follows: ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.