queue_consumer.xml

<?xml version="1.0"?>
<!--
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
-->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework-message-queue:etc/consumer.xsd">
    <consumer name="consumer1" queue="queue1" handler="Magento\TestModuleMessageQueueConfiguration\HandlerOne::handlerMethodOne" consumerInstance="Magento\Framework\MessageQueue\BatchConsumer" connection="amqp" maxMessages="100"/>
    <consumer name="consumer2" queue="queue2" handler="Magento\TestModuleMessageQueueConfiguration\HandlerOne::handlerMethodTwo" consumerInstance="Magento\Framework\MessageQueue\BatchConsumer" connection="db"/>
    <consumer name="consumer3" queue="queue3" handler="Magento\TestModuleMessageQueueConfiguration\HandlerTwo::handlerMethodOne" consumerInstance="Magento\Framework\MessageQueue\BatchConsumer"/>
    <consumer name="consumer4" queue="queue4" handler="Magento\TestModuleMessageQueueConfiguration\HandlerOne::handlerMethodOne"/>
    <consumer name="consumer5" queue="queue5"/>
    <consumer name="overlappingConsumerDeclaration" queue="consumer.config.queue" connection="amqp"/>
</config>