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Angelos Kaltsikis commented on KAFKA-12656: ------------------------------------------- Hey [~liangx], Thanks for opening this. Can you provide more details on what happened and in which Kafka version? We may have faced a similar problem on one of our Kafka brokers but unfortunately we don't have any information about that as the broker has been restarted before gathering any details :( > JMX exporter is leaking a lot of file descriptors > ------------------------------------------------- > > Key: KAFKA-12656 > URL: https://issues.apache.org/jira/browse/KAFKA-12656 > Project: Kafka > Issue Type: Bug > Components: KafkaConnect > Reporter: Liang Xia > Priority: Major > > jmx exporter doesn't close the connections successfuly after reporting the > metrics. > They are stuck in CLOSE_WAIT state. > java 2351 kcbq *385u IPv6 3660408 0t0 TCP > example.internal:9404->x.x.x.x:39470 (CLOSE_WAIT) -- This message was sent by Atlassian Jira (v8.3.4#803005)