.. _c3_view_topic_metrics: ############################################ View Topic Metrics Using |c3-short| for |cp| ############################################ You can view production, consumption, and consumer lag metrics for a topic if you are running |c3-short| in :ref:`Normal mode `. .. important:: If you are running |c3-short| in :ref:`Reduced infrastructure mode `, you cannot view topic metrics. .. _c3_view_topic_produce_metrics: View topic production metrics ============================= View throughput and failed produce requests. #. Select a cluster from the navigation bar and click the **Topics** menu. The :ref:`c3_all_topics` opens. #. Click the topic name link. The :ref:`c3_topics_overview` opens. .. figure:: ../../images/c3-topics-overview-page.png :width: 600px :alt: Topics Overview page in Control Center Topics Overview clickable metrics panels #. Click the **Production** panel to access the metrics. .. figure:: ../../images/c3-topics-production-metrics.png :width: 600px :alt: Production metrics for an individual topic for an individual topic in Control Center Production metrics for an individual topic .. _c3_view_topic_consume_metrics: View topic consumption metrics ============================== View throughput, failed consumer requests, percentage of messages consumed, and end-to-end latency. #. Select a cluster from the navigation bar and click the **Topics** menu. The :ref:`c3_all_topics` opens. #. Click the topic name link. The :ref:`c3_topics_overview` opens. #. Click the **Consumption** panel to access the metrics. .. figure:: ../../images/c3-topics-consumption-metrics.png :width: 600px :alt: Consumption metrics for an individual topic in Control Center Consumption metrics for an individual topic .. _c3_view_topic_avail_metrics: View topic availability metrics =============================== View charts of under-replicated partitions and out of sync replicas. #. Select a cluster from the navigation bar and click the **Topics** menu. The :ref:`c3_all_topics` opens. #. Click the topic name link. The :ref:`c3_topics_overview` opens. #. Click the **Availability** panel to access the metrics. .. figure:: ../../images/c3-topic-avail-metrics.png :width: 600px :alt: Availability metrics for an individual topic in Control Center Availability metrics for an individual topic .. _c3_view_topic_consumer_lag: View consumer lag for a topic ============================= View consumer lag for an individual topic in a consumer group. .. tip:: You can view consumer lag for a consumer group from the :ref:`Consumers ` menu. #. Select a cluster from the navigation bar and click the **Topics** menu. The :ref:`c3_all_topics` opens. #. Click the topic name link. The :ref:`c3_topics_overview` opens. #. Click the **Consumption** panel. #. Click the **Consumer Lag** tab. The consumer lag details are displayed for the topic, including: - Total messages behind and the measured interval. - A visualization of lag. The **Maximum lag per consumer** graph displays a pin point of each partition in the topic. .. figure:: ../../images/c3-topics-consumer-lag-metrics.png :width: 600px :alt: Consumer lag for an individual topic in Control Center Consumer lag for an individual topic in a consumer group #. To view details for a particular point on the graph, click its pin. View the Consumer, Partition, Current offset, and Messages behind for that particular point. .. figure:: ../../images/c3-consumer-lag-point-details.png :scale: 80% .. tip:: Click **Set up an alert** to set up an alert for unacceptable consumer lag. For an example trigger, see :ref:`consumer_lag_trigger`.