ExplainerObservability
What observability metrics keep and leave out
Counters, gauges and distributions preserve different information. A misleading latency trend shows why the counted requests matter as much as the chart.
How-To
Practical methods you can take back to your team.
ExplainerObservability
The path from a log event to an investigation
An unfinished worker operation connects event fields, collection loss and search permissions to the responder’s next retry decision.
Staffing an on-call rotation beyond the primary shift
Primary shifts, specialist help, absence coverage and recovery time all contribute to the service an on-call calendar promises.
ExplainerPlatform engineering
How containers and Kubernetes turn an image into a service
Images package processes and Kubernetes reconciles their deployment. Probes, resource settings and completed jobs reveal different stages of the service.
GuideObservability
A first distributed trace from request to background job
A queued background job gives an initial tracing project a concrete question: did the delay occur before the worker started or during execution?
GuideAI in production
Routing support tickets with Python and NLP
An executable keyword router provides a baseline for NLP classification. An ambiguous login ticket shows how handoffs and human triage affect the result.
ExplainerObservability
Reading time, concurrency and gaps in a distributed trace
Concurrent spans, retries and selected samples explain what a trace reveals about one request and where an investigation needs another observation.
Where to start with Google’s free SRE books
A chapter-level starting point for alerting, on-call coverage and postmortems, with examples of adapting the practices to local staffing and authority.