Cloud computing
Identities and access on OVHcloud: account, IAM, OpenStack users and keys
Secure access to OVHcloud: two-factor authentication on the account, OVHcloud IAM (identities, policies), OpenStack users and roles, OVHcloud API keys, S3…
Guides & insights
A library for curious minds
Observability
The LGTM stack (Loki, Grafana, Tempo, Mimir): architecture and setup
Understand Grafana Labs' LGTM stack: Loki for logs, Grafana for visualization, Tempo for traces and Mimir for metrics; architecture, collection with Alloy…
Observability
Capstone project: the four signals of the OpenTelemetry Demo in the Grafana stack
A capstone project spanning the observability courses: deploy the OpenTelemetry Demo, send metrics, logs, traces and profiles to Prometheus, Loki, Tempo a…
Observability
ClickStack: ClickHouse, HyperDX and OpenTelemetry
ClickHouse's official observability stack: all-in-one installation, the HyperDX interface (search, traces, sessions, dashboards), correlation between sign…
Observability
SigNoz, ClickStack and ClickHouse best practices for observability
Production checklist for an observability platform on ClickHouse: OpenTelemetry instrumentation, batched ingestion, retention, replication, security and c…
Observability
Prometheus in the Kubernetes world (Operator, ServiceMonitor, kube-prometheus-stack)
Monitor Kubernetes with Prometheus: service discovery, kube-prometheus-stack, Prometheus Operator, ServiceMonitor, PodMonitor, PrometheusRule, kube-state-…
Observability
Deploying Thanos on Kubernetes (kube-prometheus-stack, Helm and Operator)
Install Thanos on Kubernetes: sidecar via kube-prometheus-stack, objstore secret, Bitnami/kube-thanos, Query, Store, Compactor, ServiceMonitor and resourc…
Observability
Elastic path project: centralising and using logs
The validation project of the "Elastic Stack mastery" path: Elastic Agent and Fleet, Logstash, Elasticsearch (data streams, ILM), Kibana (ES|QL, Lens, ale…
Observability
Elastic Agent: architecture, Fleet and integrations
Understand Elastic Agent: single collection agent, Fleet and Fleet Server, agent policies, integrations, data streams, outputs, and managed versus standal…
Observability
Elastic Agent or Beats? Choosing and migrating
Compare Elastic Agent and Beats (Filebeat, Metricbeat, Winlogbeat), know when to keep Beats, and migrate step by step without losing data.
Observability
Installing Fleet Server and enrolling Elastic Agents
Set up Fleet Server, create a policy, enroll Linux, Windows and Docker agents, understand tokens and certificates, and install in standalone mode.
Observability
Agent policies, integrations, data streams and pipelines
Build agent policies, add integrations (System, Nginx, Custom Logs), choose namespaces, customise ingestion with @custom pipelines and processors, and man…
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