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The following new metrics will be added:
| mbeanMBean | description |
|---|---|
| kafka.server:type=BrokerTopicMetrics, name=RemoteReadRequestsPerSec, topic=([-.w]+) | Number of remote storage read requests per second. |
| kafka.server:type=BrokerTopicMetrics, name=RemoteBytesInPerSec, topic=([-.w]+) | Number of bytes read from remote storage per second. |
| kafka.server:type=BrokerTopicMetrics, name=RemoteReadErrorPerSec, topic=([-.w]+) | Number of remote storage read errors per second. |
| kafka.log.remote:type=RemoteStorageThreadPool, name=RemoteLogReaderTaskQueueSize | Number of remote storage read tasks pending for execution. |
| kafka.log.remote:type=RemoteStorageThreadPool, name=RemoteLogReaderAvgIdlePercent | Average idle percent of the remote storage reader thread pool. |
| kafka.log.remote:type=RemoteLogManager, name=RemoteLogManagerTasksAvgIdlePercent | Average idle percent of RemoteLogManager thread pool. |
kafka.server:type=BrokerTopicMetrics, name=RemoteBytesOutPerSec, topic=([-.w]+) | Number of bytes copied to remote storage per second. |
| kafka.server:type=BrokerTopicMetrics, name=RemoteWriteErrorPerSec, topic=([-.w]+) | Number of remote storage write errors per second. |
Some of these metrics have been updated with new names as part of KIP-930
Upgrade
Follow the steps mentioned in Kafka upgrade to reach the state where all brokers are running on the latest binaries with the respective "inter.broker.protocol" and "log.message.format" versions. Tiered storage requires the message format to be > 0.11.
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