token keyword">val </span>pageSize<span class="token operator">: </span><a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html">Int</a><span class="token operator"> = </span><span class="token constant">100</span><span class="token punctuation">, </span></span><span class="parameter "><span class="token keyword">val </span>concurrency<span class="token operator">: </span><a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html">Int</a><span class="token operator"> =