Debezium log miner/oracle 12c stopped

[Reddy Anand]

Hello All,

we have Debezium log miner setup with oracle 12c  recently,once we reset the offsets,it works fine and mines the events into kafka topics.After couple of days we get alert that mining has stopped and i find below in the splunk logs.Can anyone adivse what is wrong?

33/1/23

10:11:05.941 AM
[INFO] 2023-03-01 15:11:05,941 [task-thread-eds-msc-olm-cdc-0] org.apache.kafka.common.metrics.Metrics close - Closing reporter org.apache.kafka.common.metrics.JmxReporter
host = gke-finl-eap-nonprod-general-purpose--ddb49613-y7imsource = /var/log/containers/eds-connect-1_confluent_eds-connect-bf7ccc947a78c630b47d378be25dc425af0edcdbe3c43906b87ecfe5406282a7.logsourcetype = kube:container:eds-connect
3/1/23
10:11:05.941 AM
[INFO] 2023-03-01 15:11:05,941 [task-thread-eds-msc-olm-cdc-0] org.apache.kafka.common.metrics.Metrics close - Metrics scheduler closed
host = gke-finl-eap-nonprod-general-purpose--ddb49613-y7imsource = /var/log/containers/eds-connect-1_confluent_eds-connect-bf7ccc947a78c630b47d378be25dc425af0edcdbe3c43906b87ecfe5406282a7.logsourcetype = kube:container:eds-connect
3/1/23
10:11:05.940 AM
[INFO] 2023-03-01 15:11:05,939 [task-thread-eds-msc-olm-cdc-0] org.apache.kafka.clients.consumer.internals.ConsumerCoordinator requestRejoin - [Consumer clientId=stage.eds.oracle.msc.olm-dbhistory, groupId=stage.eds.oracle.msc.olm-dbhistory] Request joining group due to: consumer pro-actively leaving the group
host = gke-finl-eap-nonprod-general-purpose--ddb49613-y7imsource = /var/log/containers/eds-connect-1_confluent_eds-connect-bf7ccc947a78c630b47d378be25dc425af0edcdbe3c43906b87ecfe5406282a7.logsourcetype = kube:container:eds-connect
3/1/23
10:11:05.940 AM
[INFO] 2023-03-01 15:11:05,939 [task-thread-eds-msc-olm-cdc-0] org.apache.kafka.clients.consumer.internals.ConsumerCoordinator resetStateAndGeneration - [Consumer clientId=stage.eds.oracle.msc.olm-dbhistory, groupId=stage.eds.oracle.msc.olm-dbhistory] Resetting generation due to: consumer pro-actively leaving the group
host = gke-finl-eap-nonprod-general-purpose--ddb49613-y7imsource = /var/log/containers/eds-connect-1_confluent_eds-connect-bf7ccc947a78c630b47d378be25dc425af0edcdbe3c43906b87ecfe5406282a7.logsourcetype = kube:container:eds-connect
3/1/23
10:11:05.939 AM
[INFO] 2023-03-01 15:11:05,939 [task-thread-eds-msc-olm-cdc-0] org.apache.kafka.clients.consumer.internals.ConsumerCoordinator maybeLeaveGroup - [Consumer clientId=stage.eds.oracle.msc.olm-dbhistory, groupId=stage.eds.oracle.msc.olm-dbhistory] Member stage.eds.oracle.msc.olm-dbhistory-26a60718-c592-4ae2-9719-c6da7283e055 sending LeaveGroup request to coordinator b0-pkc-x78nz.us-central1.gcp.confluent.cloud:9092 (id: 2147483647 rack: null) due to the consumer is being closed
host = gke-finl-eap-nonprod-general-purpose--ddb49613-y7imsource = /var/log/containers/eds-connect-1_confluent_eds-connect-bf7ccc947a78c630b47d378be25dc425af0edcdbe3c43906b87ecfe5406282a7.logsourcetype = kube:container:eds-connect
3/1/23
10:11:05.939 AM
[INFO] 2023-03-01 15:11:05,939 [task-thread-eds-msc-olm-cdc-0] org.apache.kafka.clients.consumer.internals.ConsumerCoordinator invokePartitionsRevoked - [Consumer clientId=stage.eds.oracle.msc.olm-dbhistory, groupId=stage.eds.oracle.msc.olm-dbhistory] Revoke previously assigned partitions stage.eds.oracle.msc.olm.schema-changes-0
host = gke-finl-eap-nonprod-general-purpose--ddb49613-y7imsource = /var/log/containers/eds-connect-1_confluent_eds-connect-bf7ccc947a78c630b47d378be25dc425af0edcdbe3c43906b87ecfe5406282a7.logsourcetype = kube:container:eds-connect

[Chris Cranford]

Reddy -

This looks like there may have been a re-balance that occurred that causes these messages.  These are all informational messages and are not indicative of any problem, so I wouldn't worry about these unless you're experiencing some failure or problem with the connector. 

Thanks,
Chris

host = gke-finl-eap-nonprod-general-purpose--ddb49613-y7imsource = /var/log/containers/eds-connect-1_confluent_eds-connect-bf7ccc947a78c630b47d378be25dc425af0edcdbe3c43906b87ecfe5406282a7.logsourcetype = kube:container:eds-connect --
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