luster looks like this:</p><pre><code class=language-json data-expandlinks=true data-repo=istio>{
  &#34;name&#34;: &#34;PassthroughCluster&#34;,
  &#34;type&#34;: &#34;ORIGINAL_DST&#34;,
  &#34;connectTimeout&#34;: &#34;10s&#34;,
  &#34;lbPolicy&#34;: &#34;ORIGINAL_DST_LB&#34;,
  &#34;circuitBreakers&#34;: {
    &#34;thresholds&#34;: [
      {
        &#34;maxConnections&#34;: 102400,
        &#34;maxRetries&#34;: 1024
      }
    ]
  }
}
</code></pre><p>This cluster uses the <a href=https://www.envoyproxy