Articles, tutorials and field notes about infrastructure monitoring, Kubernetes, Prometheus and cloud observability.https://bleemeo.com/enhttps://bleemeo.com/blog/devops-monitoring-fundamentals/https://bleemeo.com/blog/devops-monitoring-fundamentals/A summer refresher on the monitoring fundamentals: the four golden signals, the three pillars of observability, percentiles, SLOs and error budgets.Thu, 30 Jul 2026 09:00:00 GMTbest-practicesalertingLionel Porcheronhttps://bleemeo.com/blog/open-standards-observability-prometheus-opentelemetry/https://bleemeo.com/blog/open-standards-observability-prometheus-opentelemetry/A field guide to the open monitoring protocols — Prometheus, OpenMetrics, OpenTelemetry, StatsD, Graphite and NRPE — what each does and when to use it.Thu, 11 Jun 2026 09:00:00 GMTprometheusopentelemetrybest-practicesLionel Porcheronhttps://bleemeo.com/blog/lightweight-server-monitoring/https://bleemeo.com/blog/lightweight-server-monitoring/Monitor a single server with Glouton: one open-source binary that exposes Prometheus /metrics, auto-discovers services, and ships a built-in dashboard.Tue, 02 Jun 2026 09:00:00 GMTserver-monitoringgloutonLionel Porcheronhttps://bleemeo.com/blog/prometheus-in-the-cloud-benefits/https://bleemeo.com/blog/prometheus-in-the-cloud-benefits/Discover the benefits of using a managed Prometheus service instead of self-hosting, and how it can save time and reduce complexity.Mon, 01 Dec 2025 09:00:00 GMTprometheusbest-practicesLionel Porcheronhttps://bleemeo.com/blog/getting-started-with-kubernetes-monitoring/https://bleemeo.com/blog/getting-started-with-kubernetes-monitoring/Learn how to effectively monitor your Kubernetes clusters: the essential metrics to track, the best practices to follow, and the pitfalls to avoid.Wed, 15 Oct 2025 09:00:00 GMTkubernetescontainersClement Cavanierhttps://bleemeo.com/blog/infrastructure-monitoring-guide-2025/https://bleemeo.com/blog/infrastructure-monitoring-guide-2025/Everything you need to know about infrastructure monitoring in 2025, from basic concepts to advanced observability practices.Mon, 20 Jan 2025 09:00:00 GMTbest-practicesserver-monitoringLionel Porcheronhttps://bleemeo.com/blog/bleemeo-community-edition/https://bleemeo.com/blog/bleemeo-community-edition/Start monitoring your infrastructure with the Bleemeo Community Edition and get a scalable Prometheus compatible monitoring solution supporting data push.Thu, 16 Feb 2023 09:00:00 GMTcompanygloutonTom Pillothttps://bleemeo.com/blog/monitoring-crowdsec/https://bleemeo.com/blog/monitoring-crowdsec/Secure your server with CrowdSec and create a monitoring dashboard on Bleemeo to monitor your server security.Tue, 20 Sep 2022 09:00:00 GMTsecurityintegrationsTom Pillothttps://bleemeo.com/blog/logs-monitoring-mtail/https://bleemeo.com/blog/logs-monitoring-mtail/Monitor your logs with mtail by creating Prometheus metrics from your logs and create alarms based on those metrics.Wed, 02 Mar 2022 09:00:00 GMTlogsintegrationsFlorian Gabonhttps://bleemeo.com/blog/monitoring-rabbitmq/https://bleemeo.com/blog/monitoring-rabbitmq/RabbitMQ does not crash, it blocks publishers. Queue depth, consumer counts, memory and disk alarms, cluster partitions — what to watch and what to alert on.Wed, 10 Nov 2021 09:00:00 GMTintegrationsapplication-monitoringalertingFlorian Gabonhttps://bleemeo.com/blog/ssl-certificates-monitoring/https://bleemeo.com/blog/ssl-certificates-monitoring/Renewal that succeeded without a reload, an intermediate expiring before the leaf, certificates on ports no browser visits — what to monitor beyond expiry.Wed, 28 Jul 2021 09:00:00 GMTuptimesecurityalertingFlorian Gabonhttps://bleemeo.com/blog/monitoring-postgresql/https://bleemeo.com/blog/monitoring-postgresql/Connection saturation, idle-in-transaction, autovacuum debt and transaction ID wraparound — the PostgreSQL metrics that matter, and how to collect them.Wed, 12 May 2021 09:00:00 GMTdatabasesintegrationsalertingFlorian Gabonhttps://bleemeo.com/blog/monitoring-nginx-web-server/https://bleemeo.com/blog/monitoring-nginx-web-server/Accepted versus handled connections is the one number that says nginx is dropping traffic. What stub_status gives you, what it cannot, and what to alert on.Thu, 15 Apr 2021 09:00:00 GMTapplication-monitoringintegrationsalertingFlorian Gabonhttps://bleemeo.com/blog/monitoring-redis/https://bleemeo.com/blog/monitoring-redis/Which Redis metrics predict an incident — memory, eviction, hit ratio, persistence, replication — what a bad value looks like, and how to collect them.Wed, 31 Mar 2021 09:00:00 GMTdatabasesintegrationsalertingFlorian Gabonhttps://bleemeo.com/blog/glouton-nagios-nrpe/https://bleemeo.com/blog/glouton-nagios-nrpe/In this article, we will show you how to replace your Nagios NRPE with Glouton and how to configure a dashboard on the Bleemeo panel.Thu, 04 Mar 2021 09:00:00 GMTgloutonintegrationsFlorian Gabonhttps://bleemeo.com/blog/server-monitoring-101/https://bleemeo.com/blog/server-monitoring-101/In this article, we will describe infrastructure monitoring best practices and how to start even if you only have a small infrastructure.Tue, 20 Oct 2020 09:00:00 GMTserver-monitoringbest-practicesFlorian Gabonhttps://bleemeo.com/blog/network-monitoring-snmp/https://bleemeo.com/blog/network-monitoring-snmp/Monitor your network devices (routers, switches, wireless access points, ...) using SNMP with Bleemeo Cloud Monitoring Solution.Tue, 22 Sep 2020 09:00:00 GMTnetworkFlorian Gabonhttps://bleemeo.com/blog/glouton-monitoring-agent/https://bleemeo.com/blog/glouton-monitoring-agent/Bleemeo announces the release of a new monitoring agent written in Go: Glouton! It combines Telegraf, Prometheus node exporter, Nagios NRPE in a single binary.Wed, 09 Sep 2020 09:00:00 GMTgloutonserver-monitoringLionel Porcheronhttps://bleemeo.com/blog/key-process-monitoring/https://bleemeo.com/blog/key-process-monitoring/A host at 70% CPU names no culprit. Per-process CPU, memory, I/O and restarts turn 'the server is busy' into 'this service is leaking', with what to alert on.Thu, 20 Aug 2020 09:00:00 GMTserver-monitoringapplication-monitoringalertingFlorian Gabonhttps://bleemeo.com/blog/monitoring-mysql/https://bleemeo.com/blog/monitoring-mysql/Connection ceilings, InnoDB buffer pool pressure, disk temp tables and why Seconds_Behind_Source can read zero on broken replication — with how to collect it.Wed, 12 Aug 2020 09:00:00 GMTdatabasesintegrationsalertingFlorian Gabonhttps://bleemeo.com/blog/monitoring-apache-web-server/https://bleemeo.com/blog/monitoring-apache-web-server/Apache does not slow down when it runs out of workers, it queues. Busy workers, the scoreboard, and why prefork and event fail in completely different ways.Fri, 07 Aug 2020 09:00:00 GMTapplication-monitoringintegrationsalertingFlorian Gabonhttps://bleemeo.com/blog/mobile-application/https://bleemeo.com/blog/mobile-application/Bleemeo released a new version of its mobile application, available on Android and now on iOS! Servers, containers, and applications monitoring goes mobile.Mon, 03 Aug 2020 09:00:00 GMTmobilealertingFlorian Gabonhttps://bleemeo.com/blog/monitoring-kubernetes-raspberry-pi-k3s/https://bleemeo.com/blog/monitoring-kubernetes-raspberry-pi-k3s/We set up Kubernetes with k3s on Raspberry Pi in the previous post. In this blog post, we cover a web application installation and the associated monitoring.Tue, 07 May 2019 09:00:00 GMTkubernetesapplication-monitoringCamille Eid-Centenerohttps://bleemeo.com/blog/kubernetes-raspberry-pi-k3s/https://bleemeo.com/blog/kubernetes-raspberry-pi-k3s/Setup of the Kubernetes deployment on Raspberry Pi with k3s used as a demo by Bleemeo for the 8th Devoxx FR in April 2019.Tue, 30 Apr 2019 09:00:00 GMTkubernetesengineeringCamille Eid-Centenerohttps://bleemeo.com/blog/bleemeo-aws-technology-partner/https://bleemeo.com/blog/bleemeo-aws-technology-partner/Bleemeo integrated the Amazon Web Services (AWS) Technology Partner program in February and released a AWS CloudWatch integration.Sun, 23 Apr 2017 09:00:00 GMTcompanyawsLionel Porcheronhttps://bleemeo.com/blog/monitor-business-metrics-boat-data/https://bleemeo.com/blog/monitor-business-metrics-boat-data/As Bleemeo supported the INP Toulouse Team for the EDHEC Sailing Race, we monitored their boat with a Raspberry Pi and a GPS reporting data into Bleemeo.Sun, 16 Apr 2017 09:00:00 GMTapplication-monitoringdashboardsLionel Porcheronhttps://bleemeo.com/blog/fosdem-2017-monitoring-cloud-recap/https://bleemeo.com/blog/fosdem-2017-monitoring-cloud-recap/Our recap of the FOSDEM 2017 edition we attended last week-end. The FOSDEM is one of the largest open-source conferences in the world with about 8000 attendees.Wed, 08 Feb 2017 09:00:00 GMTcompanybest-practicesLionel Porcheronhttps://bleemeo.com/blog/deploying-rocket-chat/https://bleemeo.com/blog/deploying-rocket-chat/In this article, we will explain how we are using Rocket.chat as our internal chat and how we deploy this tool with Docker and LDAP integration.Wed, 17 Aug 2016 09:00:00 GMTengineeringcontainersLionel Porcheronhttps://bleemeo.com/blog/using-traefik-for-internal-tools/https://bleemeo.com/blog/using-traefik-for-internal-tools/Bleemeo architecture - based on Docker and Traefik - used for our internal tools (most of them are Open Source web applications).Thu, 11 Aug 2016 09:00:00 GMTengineeringcontainersLionel Porcheronhttps://bleemeo.com/blog/statsd-bleemeo-monitor-minecraft-server/https://bleemeo.com/blog/statsd-bleemeo-monitor-minecraft-server/Define custom StatsD metrics, status, Nagios check & monitor them with Bleemeo using Minecraft as an example. More serious business metrics can also be covered!Wed, 27 Jul 2016 09:00:00 GMTapplication-monitoringintegrationsAntoine Beyethttps://bleemeo.com/blog/why-bleemeo/https://bleemeo.com/blog/why-bleemeo/Why we are building a new Cloud-based monitoring solution, and what a decade of infrastructure management experience taught us about what teams need.Thu, 30 Jul 2015 09:00:00 GMTcompanyLionel Porcheron