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<p style="margin: 10px 0 0 0">r4568</p>
<p style="margin: 10px 0 0 0">I overrode MetricRegister.register() now and it skips the registration if the metric is a Gauge, and a filter isn't installed or the filter doesn't match.</p>
<p style="margin: 10px 0 0 0">i.e. if you disable the logger category that matches the metric name, the Gauge exists but never appears in the registry so won't ever be interrogated by the rest of the system.</p>
<p style="margin: 10px 0 0 0">This is the default OpenSAML behavior because there's no default filter.</p>
<p style="margin: 10px 0 0 0">If there are efficiencies to be gained by deferring the work to calculate something until the metric is fetched, that's generally the thing to do, since it lets people configure out that overhead.</p>
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