ation.</td></tr><tr><td><code>PILOT_ENABLE_CONFIG_DISTRIBUTION_TRACKING</code></td><td>Boolean</td><td><code>true</code></td><td>If enabled, Pilot will assign meaningful nonces to each Envoy configuration message, and allow users to interrogate which envoy has which config from the debug interface.</td></tr><tr><td><code>PILOT_ENABLE_CRD_VALIDATION</code></td><td>Boolean</td><td><code>false</code></td><td>If enabled, pilot will validate CRDs while retrieving CRDs from kubernetes cache.Use this flag to enabl