All Skills Feature Setup Instrumentation Guide Sentry Instrumentation Guide: When to Reach for What Errors, traces, logs, and metrics are the four kinds of telemetry most apps run on, and they overlap enough that the choice is rarely obvious. You can stuff context into a span attribute instead of logging it. You can count log lines instead of emitting a metric. You can add a duration to a log and call it a span. But each signal exists because it answers a different question and feeds a different workflow once it lands. Reaching for the wrong one means the data is technically there but useless…