Grafana

Monitoring GoToSocial using collectd and VictoriaMetrics

       1251 words, 6 minutes

Some time ago, I adopted VictoriaMetrics as a replacement for Prometheus; which was already replacing InfluxDB. And recently, I realized that GoToSocial was exposing metrics in Prometheus format . So I decided to build a Grafana dashboard to keep an eye on my GtS instance.

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Rendering static images from Grafana

       700 words, 4 minutes

When it comes to rendering graphical representation of all the metrics I gather, I generally use RRDtool . Yes, I’m that old ;-) But I also have a Grafana instance from which I render stuff that can’t be done using RRDgraph. But, so far, I couldn’t generate a static PNG file from a panel to insert in a static web page. But this was until I found the Grafana Image Rendered plug-in.

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Grafana in an OmniOS pkgsrc branded zone

       381 words, 2 minutes

I run a lot of bhyve VMs on my OmniOS server because that’s the way I’m used to go with exposing services. For fun knowledge purposes, I decided that I would replace my Grafana virtual machine with an Illumos zone. Thanks to pkgsrc, this is really easy and straightforward.

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Ads blocking with OpenBSD unbound(8)

       1838 words, 9 minutes

The Internet is full of Ads and Trackers. And a way to avoid those is to simply not reach the stinky servers. This can be partially done using a local DNS resolver. This article is a reboot of both the 2019 Blocking Ads using unbound on OpenBSD and Storing unbound logs into InfluxDB posts ; hopefully improved.

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Status Page using Collectd, InfluxDB and Grafana

       981 words, 5 minutes

Collectd is already grabbing statistics from my services and drop them into InfluxDB so that I can get pretty graphes with Grafana. One thing I miss is a single page that shows the overall status for all those systems ; somehow also known as Status Page.

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