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.
Guides & insights
A library for curious minds
Observability
eBPF explained: programs in the Linux kernel to observe without instrumenting
What eBPF is, how a program is verified and then run in the kernel, hook points (kprobes, uprobes, tracepoints, XDP), maps, CO-RE and what it changes for …
Observability
Zero-code instrumentation with Grafana Beyla (OpenTelemetry eBPF Instrumentation)
Get RED metrics and HTTP/gRPC traces from any application without changing it: Grafana Beyla and OpenTelemetry eBPF Instrumentation, configuration, Promet…
Observability
Continuous profiling with eBPF: Parca, Pyroscope and the OpenTelemetry profiler
Continuously profile every process on a host with eBPF: principle, Parca and parca-agent, Pyroscope via Alloy, the OpenTelemetry eBPF profiler, symbols an…
Observability
eBPF in production: security, prerequisites and limits
What to know before deploying eBPF agents: privileges and capabilities, kernel versions, managed environments, overhead, TLS encryption and security obser…
Observability
eBPF best practices for observability
Checklist for adopting eBPF in observability: choosing tools, gradual rollout, agent security, controlling cardinality and complementarity with OpenTeleme…
Observability
Instrumenting applications for Pyroscope: SDKs, Alloy and eBPF
Send profiles to Pyroscope from Go, Java, Python and Node.js with the SDKs, collect pprof endpoints with Alloy and profile a whole host with eBPF, without…
Observability
Profiles, OpenTelemetry's fourth signal: continuous profiling and correlation with traces
Understand OpenTelemetry's new profile signal: continuous profiling, flame graphs, data model and OTLP, the eBPF profiler donated by Elastic, support in t…
Observability
Diagnosing with bpftrace and the bcc tools
Everyday eBPF diagnostic tools: bpftrace one-liners (system calls, files, latencies), bcc tools (execsnoop, opensnoop, biolatency, tcplife) and bpftool.
Observability
Observing the Kubernetes network with Cilium Hubble
Make a Kubernetes cluster's network flows visible with Cilium Hubble: architecture, the hubble observe CLI, graphical interface, Prometheus metrics and di…
Observability
Deploying and operating Pyroscope on Kubernetes
Install Pyroscope with Helm, collect cluster profiles with Alloy (annotations and eBPF), size, secure and monitor Pyroscope in production.
Observability
Grafana Pyroscope best practices: collection, labels, analysis and costs
Production checklist for continuous profiling with Pyroscope: choosing the collection mode, labels, symbols, analysis, correlation and cost control.
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