observability
5 posts found
Why Is This Process Running? The Evolution of Process Provenance Tooling
How answering why a process is running moved from /proc archaeology to eBPF streams to witr, the open-source tool that makes provenance a single command.
Your Model Isn’t the Bottleneck. Your Queue Is.
A classifier consumed 0.3% of request time; the queue ate the rest. Why AI deployments fail around the queue, not the model.
Why Agent-Driven Code Review Needs Real-Time Observability Hooks
Agent code review tools ship blind without observability into LLM decisions. Learn five steps to instrument your agent pipeline, track filtering decisions, and …
witr: Tracing Process Start Chains
ps and lsof show what is running, not why. witr walks the ancestry: PID to supervisor to the script that started it, in one chain.
The Evolution of Telemetry: From Syslog Scrapers to eBPF and ClickHouse
A technical timeline tracing how telemetry evolved from isolated Prometheus scrapers in 2018 to OpenTelemetry standards, eBPF in-kernel probing, and ClickHouse …