May 2019
Intermediate to advanced
442 pages
11h 36m
English
Content preview from Hands-On Infrastructure Monitoring with Prometheus
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Deployment
In our static infrastructure test environment, we can validate the configuration of blackbox_exporter by connecting to the target01 instance as shown here:
cd ./chapter06/vagrant ssh target01
Then checking the configuration of the provided systemd unit file as shown in the following command:
vagrant@target01:~$ systemctl cat blackbox-exporter
The configuration can be reloaded in runtime by sending an HTTP POST to the /-/reload endpoint or a SIGHUP to the blackbox_exporter process. If there are configuration errors, it will not be applied.
We can see all the required arguments for the blackbox_exporter service in the following snippet from the unit file, including the path to the configuration file:
...ExecStart=/usr/bin/blackbox_exporter ...
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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.