ilot rejected CDS configs.</td></tr>
<tr><td><code>pilot_xds_config_size_bytes</code></td><td><code>Distribution</code></td><td>Distribution of configuration sizes pushed to clients</td></tr>
<tr><td><code>pilot_xds_eds_reject</code></td><td><code>LastValue</code></td><td>Pilot rejected EDS.</td></tr>
<tr><td><code>pilot_xds_expired_nonce</code></td><td><code>Sum</code></td><td>Total number of XDS requests with an expired nonce.</td></tr>
<tr><td><code>pilot_xds_lds_reject</code></td><td><code>LastValue</co