질문&답변
좀 전에 kraft라는 디렉토리 안의 server.properties 에서 log.dirs 경로를 수정해주니 원래대로(home/min/data/kafka-logs) 재생성되는것을 확인할 수 있었습니다. 초기화 후 지금까지 kafka디렉토리의 server.properties 가 아닌 kraft 디렉토리의 server.properties 경로가 사용되고 있었던거 같더군요. 혹시 이유가 무엇인지 알 수 있을까요?
질문&답변
[main] INFO org.apache.kafka.clients.producer.ProducerConfig - ProducerConfig values: acks = -1 batch.size = 16384 bootstrap.servers = [192.168.56.101:9092] buffer.memory = 33554432 client.dns.lookup = use_all_dns_ips client.id = producer-1 compression.type = none connections.max.idle.ms = 540000 delivery.timeout.ms = 120000 enable.idempotence = true interceptor.classes = [] key.serializer = class org.apache.kafka.common.serialization.StringSerializer linger.ms = 0 max.block.ms = 60000 max.in.flight.requests.per.connection = 5 max.request.size = 1048576 metadata.max.age.ms = 300000 metadata.max.idle.ms = 300000 metric.reporters = [] metrics.num.samples = 2 metrics.recording.level = INFO metrics.sample.window.ms = 30000 partitioner.class = class org.apache.kafka.clients.producer.internals.DefaultPartitioner receive.buffer.bytes = 32768 reconnect.backoff.max.ms = 1000 reconnect.backoff.ms = 50 request.timeout.ms = 30000 retries = 2147483647 retry.backoff.ms = 100 sasl.client.callback.handler.class = null sasl.jaas.config = null 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.connect.timeout.ms = null sasl.login.read.timeout.ms = 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.login.retry.backoff.max.ms = 10000 sasl.login.retry.backoff.ms = 100 sasl.mechanism = GSSAPI sasl.oauthbearer.clock.skew.seconds = 30 sasl.oauthbearer.expected.audience = null sasl.oauthbearer.expected.issuer = null sasl.oauthbearer.jwks.endpoint.refresh.ms = 3600000 sasl.oauthbearer.jwks.endpoint.retry.backoff.max.ms = 10000 sasl.oauthbearer.jwks.endpoint.retry.backoff.ms = 100 sasl.oauthbearer.jwks.endpoint.url = null sasl.oauthbearer.scope.claim.name = scope sasl.oauthbearer.sub.claim.name = sub sasl.oauthbearer.token.endpoint.url = null security.protocol = PLAINTEXT security.providers = null send.buffer.bytes = 131072 socket.connection.setup.timeout.max.ms = 30000 socket.connection.setup.timeout.ms = 10000 ssl.cipher.suites = null ssl.enabled.protocols = [TLSv1.2, TLSv1.3] 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 = TLSv1.3 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 transaction.timeout.ms = 60000 transactional.id = null value.serializer = class org.apache.kafka.common.serialization.StringSerializer [main] INFO org.apache.kafka.common.utils.AppInfoParser - Kafka version: 3.1.0 [main] INFO org.apache.kafka.common.utils.AppInfoParser - Kafka commitId: 37edeed0777bacb3 [main] INFO org.apache.kafka.common.utils.AppInfoParser - Kafka startTimeMs: 1715152820840 [kafka-producer-network-thread | producer-1] INFO org.apache.kafka.clients.Metadata - [Producer clientId=producer-1] Resetting the last seen epoch of partition simple-topic-0 to 0 since the associated topicId changed from null to jCCkg_TTTI-EgDmrHgqfSQ [kafka-producer-network-thread | producer-1] INFO org.apache.kafka.clients.Metadata - [Producer clientId=producer-1] Cluster ID: xbErUS1QR8anOBZv7PoTnA [kafka-producer-network-thread | producer-1] WARN org.apache.kafka.clients.NetworkClient - [Producer clientId=producer-1] Error connecting to node Ubuntu3.myguest.virtualbox.org:9092 (id: 0 rack: null) java.net.UnknownHostException: 알려진 호스트가 없습니다 (Ubuntu3.myguest.virtualbox.org) at java.base/java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method) at java.base/java.net.InetAddress$PlatformNameService.lookupAllHostAddr(InetAddress.java:934) at java.base/java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1543) at java.base/java.net.InetAddress$NameServiceAddresses.get(InetAddress.java:852) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1533) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1385) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1306) at org.apache.kafka.clients.DefaultHostResolver.resolve(DefaultHostResolver.java:27) at org.apache.kafka.clients.ClientUtils.resolve(ClientUtils.java:110) at org.apache.kafka.clients.ClusterConnectionStates$NodeConnectionState.currentAddress(ClusterConnectionStates.java:511) at org.apache.kafka.clients.ClusterConnectionStates$NodeConnectionState.access$200(ClusterConnectionStates.java:468) at org.apache.kafka.clients.ClusterConnectionStates.currentAddress(ClusterConnectionStates.java:173) at org.apache.kafka.clients.NetworkClient.initiateConnect(NetworkClient.java:984) at org.apache.kafka.clients.NetworkClient.ready(NetworkClient.java:301) at org.apache.kafka.clients.producer.internals.Sender.sendProducerData(Sender.java:354) at org.apache.kafka.clients.producer.internals.Sender.runOnce(Sender.java:327) at org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:243) at java.base/java.lang.Thread.run(Thread.java:840) [kafka-producer-network-thread | producer-1] WARN org.apache.kafka.clients.NetworkClient - [Producer clientId=producer-1] Error connecting to node Ubuntu3.myguest.virtualbox.org:9092 (id: 0 rack: null) java.net.UnknownHostException: Ubuntu3.myguest.virtualbox.org at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1533) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1385) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1306) at org.apache.kafka.clients.DefaultHostResolver.resolve(DefaultHostResolver.java:27) at org.apache.kafka.clients.ClientUtils.resolve(ClientUtils.java:110) at org.apache.kafka.clients.ClusterConnectionStates$NodeConnectionState.currentAddress(ClusterConnectionStates.java:511) at org.apache.kafka.clients.ClusterConnectionStates$NodeConnectionState.access$200(ClusterConnectionStates.java:468) at org.apache.kafka.clients.ClusterConnectionStates.currentAddress(ClusterConnectionStates.java:173) at org.apache.kafka.clients.NetworkClient.initiateConnect(NetworkClient.java:984) at org.apache.kafka.clients.NetworkClient.ready(NetworkClient.java:301) at org.apache.kafka.clients.producer.internals.Sender.sendProducerData(Sender.java:354) at org.apache.kafka.clients.producer.internals.Sender.runOnce(Sender.java:327) at org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:243) at java.base/java.lang.Thread.run(Thread.java:840) [kafka-producer-network-thread | producer-1] WARN org.apache.kafka.clients.NetworkClient - [Pr ... 오류메시지 텍스트입니다. 뒷부분은 같은 메시지 반복이라 생략하였습니다.
질문&답변
send할때 이러한 오류가 나오는데, 어떻게 해결해야 하나요?
