PrometheusAbout 3 min read
up is zero or an expected target is absent
Distinguish discovery loss from a failed scrape and isolate timing, transport, exposition, and limit failures using bounded evidence.
Read solutionTechnical solutions / Prometheus
Prometheus โ Technical solutions
Find a clear diagnosis before you change anything. Each guide explains the symptoms, likely causes, a contextual solution and how to verify the result.
Read-only knowledge base ยท No public comments
PrometheusAbout 3 min read
A query is empty or vector matching fails
Trace selection, sample windows, grouping, and matching keys before broadening a query or forcing a fallback zero.
Read solutionPrometheusAbout 3 min read
Series growth causes collection or query pressure
Identify label multiplication, churn, target growth, and histogram changes before raising limits or deleting monitoring data.
Read solutionNo matching results. Try another word or clear the filters.