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#grafana

14 posts13 participants1 post today

I like #grafana nearly as much as I love RRDtool. But I hate the fact that there is 0 coherence in font size between widgets of a whole dashboard.

Having the same dashboard render well on desktop, tablet and telephone is more that a pain in the arse!

So, I've been using Thanos to receive and store my prometheus metrics long term in a self hosted S3 bucket. Thanos also acts as a datasource for my dashboards in Grafana, and provides a Ruler, which evaluates alerting rules against my metrics and forwards them to my alertmanager. It's ok. It's certainly got it's downsides, which I can go into later, but I've thinking... what about Mimir?

How do you all feel about Grafana's Mimir (source on GitHub)? It's AGPL and seems to literally be a replacement of Thanos, which is Apache 2.0.

Thanos description from their website:

Open source, highly available Prometheus setup with long term storage capabilities.

Mimir description from their website:

...open source software project that provides horizontally scalable, highly available, multi-tenant, long-term storage for Prometheus and OpenTelemetry metrics.
Both with work with alloy and prometheus alike. Both require you to configure initially confusing hashrings and replication parameters. Both have a bunch of large companies adopting them, so... now I feel conflicted. Should I try mimir? Poll in reply.

Witzig.

Gerade gemerkt, dass ich ein für das kommende Jahr geplantes Projekt in den letzten Wochen durch die Arbeit an einer anderen Sache ganz nebenbei gelöst habe xD

Geringfügige Anpassungen und es war einfach fertig.
Geht.
Einfach so.

LOOOL :D

#Grafana #Loki ist schon ein geiles Tool xD

Very happy to discover how easy it is to extend `node_exporter` with custom metrics:

Add `--collector.textfile.directory=/some/place` to the daemon's arguments (e.g. via ARGS in `/etc/default/prometheus-node-exporter`), and write `*.prom` files in that directory with your favorite tool, and **boom!**

Text format doc with a very good example: prometheus.io/docs/instrumenti

Creating Grafana alerts is something I'm less comfortable with, but I'm starting to get the hang of it…

prometheus.ioExposition formats | PrometheusAn open-source monitoring system with a dimensional data model, flexible query language, efficient time series database and modern alerting approach.