Observability
Other log sources and queues: syslog, Fluent Bit, Kafka, Redis
Written version of the video lessons: collect syslog, Fluent Bit and other sources, then insert a queue (Kafka, Redis, RabbitMQ) between collection and in…
Guides & insights
A library for curious minds
Observability
Beyla and Alloy: zero-code RED metrics and traces with beyla.ebpf
Enable Beyla eBPF instrumentation in Alloy: service discovery, RED metrics to Mimir, traces to Tempo, required privileges.
Observability
Hardened images: reducing your containers’ attack surface
Choosing a hardened base image: slim, distroless, Docker Hardened Images, Chainguard; non-root, pinned versions and regular rebuilds.
Cloud computing
Azure storage: storage accounts, Blob, Files, disks and redundancy
Store data on Azure: storage accounts, Blob (hot, cool, archive tiers, lifecycle), Files, Queue and Table, managed disks, LRS, ZRS and GRS redundancy opti…
Observability
Vector: transforms in detail (remap and VRL, route, filter, reduction and metrics)
Transform events in Vector: remap and the VRL language (parsing, enrichment, error handling), route, filter, sample, dedupe, reduce, throttle, log_to_metr…
Systems & Linux
The Bash shell and files: navigation, redirections, pipes and text processing
Master the Linux command line: paths, file handling, wildcards, redirections, pipes, searching with find and grep, text processing with sed, awk, sort and…
Observability
Advanced Davis AI: anomaly detection, causal, predictive and generative AI
Understand Davis AI: static thresholds, auto-adaptive and seasonal baselines, causal analysis and root cause via Smartscape, forecasts, Davis CoPilot and …
Observability
Reducing, masking and routing telemetry with Bindplane
Reduce ingestion costs with Bindplane: severity filters, deduplication, sampling, field removal, sensitive data masking, routing to several destinations, …
Observability
Grafana Loki: the Prometheus-inspired log system
Discover Grafana Loki: the label-indexing philosophy, architecture (distributor, ingester, querier, compactor), comparison with Elasticsearch, deployment …
Observability
Dynatrace Credential Vault: securing and managing your secrets
Discover how the Dynatrace Credential Vault app lets you securely manage passwords, tokens and certificates for your Synthetic scenarios, Extensions and A…
Observability
The shared responsibility model in security
Learn who is responsible for what in terms of security in the cloud.
Systems & Linux
Kubernetes CNI: Flannel, Calico and Cilium compared
Kubernetes CNI: understand network plugins (Container Network Interface) and compare Flannel, Calico and Cilium on performance, security (NetworkPolicies)…
Learning never stops