Key metrics to monitor in RabbitMQ - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to check the number of messages ready in a RabbitMQ queue.

RabbitMQ

rabbitmqctl list_queues name messages_[1]

Drag options to blanks, or click blank then click option'

Aready

Bunacknowledged

Ctotal

Dconsumers

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'messages_unacknowledged' instead of 'messages_ready'.

The messages_ready metric shows how many messages are ready to be delivered to consumers.

2fill in blank

medium

Complete the command to monitor the number of consumers connected to a queue.

RabbitMQ

rabbitmqctl list_queues name [1]

Drag options to blanks, or click blank then click option'

Amessages_unacknowledged

Bconsumers

Cmessages_ready

Dmemory

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing 'consumers' with 'messages_ready'.

The consumers metric shows how many clients are currently consuming messages from the queue.

3fill in blank

hard

Fix the error in the command to list queues with unacknowledged messages.

RabbitMQ

rabbitmqctl list_queues name messages_[1]

Drag options to blanks, or click blank then click option'

Aready

Bpending

Cunacknowledged

Dwaiting

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'messages_pending' or 'messages_waiting' which are invalid.

The correct metric for messages delivered but not yet acknowledged is messages_unacknowledged.

4fill in blank

hard

Fill both blanks to list queues with their memory usage and number of consumers.

RabbitMQ

rabbitmqctl list_queues name [1] [2]

Drag options to blanks, or click blank then click option'

Amemory

Bconsumers

Cmessages_ready

Dmessages_unacknowledged

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing message counts with memory or consumers.

The memory metric shows how much memory the queue uses, and consumers shows how many clients consume from it.

5fill in blank

hard

Fill all three blanks to list queues with messages ready, unacknowledged, and consumers.

RabbitMQ

rabbitmqctl list_queues name [1] [2] [3]

Drag options to blanks, or click blank then click option'

Amemory

Bmessages_unacknowledged

Cconsumers

Dmessages_ready

Attempts:

3 left

💡 Hint

Common Mistakes

Incorrect order or using 'memory' instead of message counts.

This command shows the number of messages ready to deliver, messages sent but not acknowledged, and the number of consumers.