May 2019
Intermediate to advanced
442 pages
11h 36m
English
Content preview from Hands-On Infrastructure Monitoring with Prometheus
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Federation patterns
The first thing to be aware of when starting to implement federation in Prometheus is that the set of federated metrics should either be pre-aggregated or hand-picked. Trying to import big chunks of data, or even every metric, from one Prometheus into another using federation is generally a bad idea, for a couple of reasons:
- Due to the massive amount of data being collected in each scrape, it will have a negative performance impact on both the instance producing the metrics and the one consuming them.
- Since scrape ingestion is atomic but not isolated, the Prometheus instance being targeted can present an incomplete snapshot of its time series due to races: it can be in the middle of processing scrape jobs and will return ...
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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.