 number of <strong>new</strong> XDS connections per second,
to 25 (from 100). This has been shown to improve performance under high load.</p></li><li><p><strong>Updated</strong> the control plane to read <code>EndpointSlice</code> instead of <code>Endpoints</code>
for service discovery for Kubernetes 1.21 or later. To switch back to the old
<code>Endpoints</code> based behavior set <code>PILOT_USE_ENDPOINT_SLICE=false</code> in istiod.</p></li><li><p><strong>Fixed</strong> an issue where specifying conflict