cing, you can set the sampling rate that Istio uses for tracing.
Use the <code>meshConfig.defaultConfig.tracing.sampling</code> option during installation to
<a href=/v1.9/docs/tasks/observability/distributed-tracing/configurability/#customizing-trace-sampling>set the sampling rate</a>.
The default sampling rate is 1%.</p></li><li><p>Deploy the <a href=/v1.9/docs/examples/bookinfo/#deploying-the-application>Bookinfo</a> sample application.</p></li></ol><h2 id=accessing-the-dashboard>Accessing the dashboard<