
  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::                (v2.5.3)

2021-08-27 09:03:23.862  INFO 84349 --- [           main] com.example.demo.DemoApplication         : Starting DemoApplication using Java 1.8.0_265 with PID 84349 (/Documents/workspace-spring-tool-suite-4-4.8.0.RELEASE/demo/target/classes started by xabgy in /Users/afxabgy/workspace-spring-tool-suite-4-4.8.0.RELEASE/demo)
2021-08-27 09:03:23.864  INFO 84349 --- [           main] com.example.demo.DemoApplication         : No active profile set, falling back to default profiles: default
2021-08-27 09:03:24.367  INFO 84349 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
2021-08-27 09:03:24.372  INFO 84349 --- [           main] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
2021-08-27 09:03:24.372  INFO 84349 --- [           main] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.50]
2021-08-27 09:03:24.407  INFO 84349 --- [           main] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
2021-08-27 09:03:24.407  INFO 84349 --- [           main] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 520 ms
2021-08-27 09:03:24.667  INFO 84349 --- [           main] o.a.k.clients.consumer.ConsumerConfig    : ConsumerConfig values: 
	allow.auto.create.topics = true
	auto.commit.interval.ms = 5000
	auto.offset.reset = latest
	bootstrap.servers = [devcluster1.com:9092, devcluster2.com:9092, devcluster3.com:9092, devcluster4.com:9092, devcluster5.com:9092]
	check.crcs = true
	client.dns.lookup = use_all_dns_ips
	client.id = consumer-fooGroup-1
	client.rack = 
	connections.max.idle.ms = 540000
	default.api.timeout.ms = 60000
	enable.auto.commit = false
	exclude.internal.topics = true
	fetch.max.bytes = 52428800
	fetch.max.wait.ms = 500
	fetch.min.bytes = 1
	group.id = fooGroup
	group.instance.id = null
	heartbeat.interval.ms = 3000
	interceptor.classes = []
	internal.leave.group.on.close = true
	internal.throw.on.fetch.stable.offset.unsupported = false
	isolation.level = read_uncommitted
	key.deserializer = class org.apache.kafka.common.serialization.StringDeserializer
	max.partition.fetch.bytes = 1048576
	max.poll.interval.ms = 300000
	max.poll.records = 500
	metadata.max.age.ms = 300000
	metric.reporters = []
	metrics.num.samples = 2
	metrics.recording.level = INFO
	metrics.sample.window.ms = 30000
	partition.assignment.strategy = [class org.apache.kafka.clients.consumer.RangeAssignor]
	receive.buffer.bytes = 65536
	reconnect.backoff.max.ms = 1000
	reconnect.backoff.ms = 50
	request.timeout.ms = 30000
	retry.backoff.ms = 100
	sasl.client.callback.handler.class = null
	sasl.jaas.config = [hidden]
	sasl.kerberos.kinit.cmd = /usr/bin/kinit
	sasl.kerberos.min.time.before.relogin = 60000
	sasl.kerberos.service.name = null
	sasl.kerberos.ticket.renew.jitter = 0.05
	sasl.kerberos.ticket.renew.window.factor = 0.8
	sasl.login.callback.handler.class = null
	sasl.login.class = null
	sasl.login.refresh.buffer.seconds = 300
	sasl.login.refresh.min.period.seconds = 60
	sasl.login.refresh.window.factor = 0.8
	sasl.login.refresh.window.jitter = 0.05
	sasl.mechanism = PLAIN
	security.protocol = SASL_PLAINTEXT
	security.providers = null
	send.buffer.bytes = 131072
	session.timeout.ms = 10000
	socket.connection.setup.timeout.max.ms = 127000
	socket.connection.setup.timeout.ms = 10000
	ssl.cipher.suites = null
	ssl.enabled.protocols = [TLSv1.2]
	ssl.endpoint.identification.algorithm = https
	ssl.engine.factory.class = null
	ssl.key.password = null
	ssl.keymanager.algorithm = SunX509
	ssl.keystore.certificate.chain = null
	ssl.keystore.key = null
	ssl.keystore.location = null
	ssl.keystore.password = null
	ssl.keystore.type = JKS
	ssl.protocol = TLSv1.2
	ssl.provider = null
	ssl.secure.random.implementation = null
	ssl.trustmanager.algorithm = PKIX
	ssl.truststore.certificates = null
	ssl.truststore.location = null
	ssl.truststore.password = null
	ssl.truststore.type = JKS
	value.deserializer = class org.apache.kafka.common.serialization.StringDeserializer

2021-08-27 09:03:24.977  INFO 84349 --- [           main] o.a.k.c.s.authenticator.AbstractLogin    : Successfully logged in.
2021-08-27 09:03:25.004  INFO 84349 --- [           main] o.a.kafka.common.utils.AppInfoParser     : Kafka version: 2.7.1
2021-08-27 09:03:25.005  INFO 84349 --- [           main] o.a.kafka.common.utils.AppInfoParser     : Kafka commitId: 61dbce85d0d41457
2021-08-27 09:03:25.005  INFO 84349 --- [           main] o.a.kafka.common.utils.AppInfoParser     : Kafka startTimeMs: 1630069405003
2021-08-27 09:03:25.006  INFO 84349 --- [           main] o.a.k.clients.consumer.KafkaConsumer     : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Subscribed to topic(s): devtopic
2021-08-27 09:03:25.028  INFO 84349 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
2021-08-27 09:03:25.033  INFO 84349 --- [           main] com.example.demo.DemoApplication         : Started DemoApplication in 1.377 seconds (JVM running for 1.741)
2021-08-27 09:03:25.558  INFO 84349 --- [ fooGroup-0-C-1] org.apache.kafka.clients.Metadata        : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Cluster ID: v8iHZdtbS9W7DDpWt4ammA
2021-08-27 09:03:25.559  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.AbstractCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Discovered group coordinator test.com:9092 (id: 2147483645 rack: null)
2021-08-27 09:03:25.560  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.AbstractCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] (Re-)joining group
2021-08-27 09:03:25.907  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.AbstractCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] (Re-)joining group
2021-08-27 09:03:25.969  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.AbstractCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Successfully joined group with generation Generation{generationId=3, memberId='consumer-fooGroup-1-47a518b1-60ec-4069-b595-4ca188e29267', protocol='range'}
2021-08-27 09:03:25.970  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.ConsumerCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Finished assignment for group at generation 3: {consumer-fooGroup-1-47a518b1-60ec-4069-b595-4ca188e29267=Assignment(partitions=[devtopic-0, devtopic-1, devtopic-2, devtopic-3, devtopic-4])}
2021-08-27 09:03:26.057  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.AbstractCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Successfully synced group in generation Generation{generationId=3, memberId='consumer-fooGroup-1-47a518b1-60ec-4069-b595-4ca188e29267', protocol='range'}
2021-08-27 09:03:26.058  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.ConsumerCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Notifying assignor about the new Assignment(partitions=[devtopic-0, devtopic-1, devtopic-2, devtopic-3, devtopic-4])
2021-08-27 09:03:26.059  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.ConsumerCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Adding newly assigned partitions: devtopic-0, devtopic-1, devtopic-2, devtopic-3, devtopic-4
2021-08-27 09:03:26.177  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.ConsumerCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Setting offset for partition devtopic-0 to the committed offset FetchPosition{offset=997, offsetEpoch=Optional.empty, currentLeader=LeaderAndEpoch{leader=Optional[devcluster1.com:9092 (id: 5 rack: null)], epoch=87}}
2021-08-27 09:03:26.177  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.ConsumerCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Setting offset for partition devtopic-1 to the committed offset FetchPosition{offset=991, offsetEpoch=Optional.empty, currentLeader=LeaderAndEpoch{leader=Optional[devcluster2.com:9092 (id: 4 rack: null)], epoch=96}}
2021-08-27 09:03:26.177  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.ConsumerCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Setting offset for partition devtopic-2 to the committed offset FetchPosition{offset=995, offsetEpoch=Optional.empty, currentLeader=LeaderAndEpoch{leader=Optional[devcluster3:9092 (id: 1 rack: null)], epoch=92}}
2021-08-27 09:03:26.177  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.ConsumerCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Setting offset for partition devtopict-3 to the committed offset FetchPosition{offset=992, offsetEpoch=Optional.empty, currentLeader=LeaderAndEpoch{leader=Optional[devcluster4:9092 (id: 2 rack: null)], epoch=88}}
2021-08-27 09:03:26.177  INFO 84349 --- [ fooGroup-0-C-1] o.a.k.c.c.internals.ConsumerCoordinator  : [Consumer clientId=consumer-fooGroup-1, groupId=fooGroup] Setting offset for partition devtopic-4 to the committed offset FetchPosition{offset=987, offsetEpoch=Optional.empty, currentLeader=LeaderAndEpoch{leader=Optional[devcluster5:9092 (id: 3 rack: null)], epoch=87}}
2021-08-27 09:03:26.178  INFO 84349 --- [ fooGroup-0-C-1] o.s.k.l.KafkaMessageListenerContainer    : fooGroup: partitions assigned: [devtopic-0, devtopic-1, devtopic-2, devtopic-3, devtopic-4]
