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Hanlin Liu commented on KAFKA-3039: ----------------------------------- We are seeing similar issue when restarting KAFKA 0.10.2.0 ``` [2017-06-23 05:50:35,082] WARN Found a corrupted index file due to requirement failed: Corrupt index found, index file (/var/lib/kafka/data/__consumer_offsets-22/00000000000000074220.index) has non-zero size but the last offset is 74220 which is no larger than the base offset 74220.}. deleting /var/lib/kafka/data/__consumer_offsets-22/00000000000000074220.timeindex, /var/lib/kafka/data/__consumer_offsets-22/00000000000000074220.index and rebuilding index... (kafka.log.Log) [2017-06-23 05:50:35,091] INFO Recovering unflushed segment 74220 in log __consumer_offsets-22. (kafka.log.Log) [2017-06-23 05:50:35,095] INFO Completed load of log __consumer_offsets-22 with 2 log segments and log end offset 75825 in 35 ms (kafka.log.Log) [2017-06-23 06:14:57,133] TRACE Controller 1 epoch 1 sending UpdateMetadata request (Leader:2,ISR:2,3,1,LeaderEpoch:0,ControllerEpoch:1) to brokers Set(1, 2, 3) for partition __consumer_offsets-22 (state.change.logger) [2017-06-23 06:14:57,482] TRACE Broker 1 handling LeaderAndIsr request correlationId 7 from controller 1 epoch 1 starting the become-follower transition for partition __consumer_offsets-22 (state.change.logger) [2017-06-23 06:14:57,587] INFO Partition [__consumer_offsets,22] on broker 1: No checkpointed highwatermark is found for partition __consumer_offsets-22 (kafka.cluster.Partition) [2017-06-23 06:14:57,606] INFO [ReplicaFetcherManager on broker 1] Removed fetcher for partitions __consumer_offsets-28,__consumer_offsets-10,__consumer_offsets-32,__consumer_offsets-14,__consumer_offsets-40,__consumer_offsets-37,__consumer_offsets-22,__consumer_offsets-41,__consumer_offsets-4,__consumer_offsets-23,__consumer_offsets-26,__consumer_offsets-8,__consumer_offsets-49,__consumer_offsets-31,__consumer_offsets-13,__consumer_offsets-35,__consumer_offsets-17,__consumer_offsets-43,__consumer_offsets-25,__consumer_offsets-44,__consumer_offsets-47,__consumer_offsets-7,__consumer_offsets-29,__consumer_offsets-11,__consumer_offsets-34,__consumer_offsets-19,__consumer_offsets-16,__consumer_offsets-38,__consumer_offsets-1,__consumer_offsets-20,__consumer_offsets-5,__consumer_offsets-46,__consumer_offsets-2 (kafka.server.ReplicaFetcherManager) [2017-06-23 06:14:57,606] TRACE Broker 1 stopped fetchers as part of become-follower request from controller 1 epoch 1 with correlation id 7 for partition __consumer_offsets-22 (state.change.logger) [2017-06-23 06:14:57,608] INFO The cleaning for partition __consumer_offsets-22 is aborted and paused (kafka.log.LogCleaner) [2017-06-23 06:14:57,608] INFO Truncating log __consumer_offsets-22 to offset 0. (kafka.log.Log) [2017-06-23 06:14:57,609] INFO Scheduling log segment 42456 for log __consumer_offsets-22 for deletion. (kafka.log.Log) [2017-06-23 06:14:57,609] INFO Scheduling log segment 74220 for log __consumer_offsets-22 for deletion. (kafka.log.Log) [2017-06-23 06:14:57,611] INFO Compaction for partition __consumer_offsets-22 is resumed (kafka.log.LogCleaner) [2017-06-23 06:14:57,904] TRACE Broker 1 truncated logs and checkpointed recovery boundaries for partition __consumer_offsets-22 as part of become-follower request with correlation id 7 from controller 1 epoch 1 (state.change.logger) [2017-06-23 06:14:57,910] INFO [ReplicaFetcherManager on broker 1] Added fetcher for partitions List([__consumer_offsets-22, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-8, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-4, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-7, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-46, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-25, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-35, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-41, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-23, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-49, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-47, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-16, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-28, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-31, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-37, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-38, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-17, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-19, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-11, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-13, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-2, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-43, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-14, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-20, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-44, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-1, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-5, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-26, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-29, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-34, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-10, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] , [__consumer_offsets-32, initOffset 0 to broker BrokerEndPoint(3,192.168.1.214,9094)] , [__consumer_offsets-40, initOffset 0 to broker BrokerEndPoint(2,192.168.1.214,9093)] ) (kafka.server.ReplicaFetcherManager) [2017-06-23 06:14:57,910] TRACE Broker 1 started fetcher to new leader as part of become-follower request from controller 1 epoch 1 with correlation id 7 for partition __consumer_offsets-22 (state.change.logger) [2017-06-23 06:14:57,911] TRACE Broker 1 completed LeaderAndIsr request correlationId 7 from controller 1 epoch 1 for the become-follower transition for partition __consumer_offsets-22 (state.change.logger) [2017-06-23 06:14:57,922] TRACE Broker 1 cached leader info (LeaderAndIsrInfo:(Leader:2,ISR:2,3,1,LeaderEpoch:0,ControllerEpoch:1),ReplicationFactor:3),AllReplicas:1,2,3) for partition __consumer_offsets-22 in response to UpdateMetadata request sent by controller 1 epoch 1 with correlation id 8 (state.change.logger) [2017-06-23 06:15:57,610] INFO Deleting segment 42456 from log __consumer_offsets-22. (kafka.log.Log) [2017-06-23 06:15:57,610] INFO Deleting segment 74220 from log __consumer_offsets-22. (kafka.log.Log) [2017-06-23 06:15:57,612] INFO Deleting index /var/lib/kafka/data/__consumer_offsets-22/00000000000000042456.index.deleted (kafka.log.OffsetIndex) [2017-06-23 06:15:57,613] INFO Deleting index /var/lib/kafka/data/__consumer_offsets-22/00000000000000042456.timeindex.deleted (kafka.log.TimeIndex) [2017-06-23 06:15:58,311] INFO Deleting index /var/lib/kafka/data/__consumer_offsets-22/00000000000000074220.index.deleted (kafka.log.OffsetIndex) [2017-06-23 06:15:58,912] INFO Deleting index /var/lib/kafka/data/__consumer_offsets-22/00000000000000074220.timeindex.deleted (kafka.log.TimeIndex) ``` INFO KafkaConfig values: advertised.host.name = null advertised.listeners = PLAINTEXT://192.168.1.214:9092 advertised.port = null authorizer.class.name = auto.create.topics.enable = true auto.leader.rebalance.enable = true background.threads = 10 broker.id = 1 broker.id.generation.enable = true broker.rack = null compression.type = producer connections.max.idle.ms = 600000 controlled.shutdown.enable = true controlled.shutdown.max.retries = 3 controlled.shutdown.retry.backoff.ms = 5000 controller.socket.timeout.ms = 30000 create.topic.policy.class.name = null default.replication.factor = 3 delete.topic.enable = false fetch.purgatory.purge.interval.requests = 1000 group.max.session.timeout.ms = 300000 group.min.session.timeout.ms = 6000 host.name = inter.broker.listener.name = null inter.broker.protocol.version = 0.10.2-IV0 leader.imbalance.check.interval.seconds = 300 leader.imbalance.per.broker.percentage = 10 listener.security.protocol.map = SSL:SSL,SASL_PLAINTEXT:SASL_PLAINTEXT,TRACE:TRACE,SASL_SSL:SASL_SSL,PLAINTEXT:PLAINTEXT listeners = PLAINTEXT://0.0.0.0:9092 log.cleaner.backoff.ms = 15000 log.cleaner.dedupe.buffer.size = 134217728 log.cleaner.delete.retention.ms = 86400000 log.cleaner.enable = true log.cleaner.io.buffer.load.factor = 0.9 log.cleaner.io.buffer.size = 524288 log.cleaner.io.max.bytes.per.second = 1.7976931348623157E308 log.cleaner.min.cleanable.ratio = 0.5 log.cleaner.min.compaction.lag.ms = 0 log.cleaner.threads = 1 log.cleanup.policy = [delete] log.dir = /tmp/kafka-logs log.dirs = /var/lib/kafka/data log.flush.interval.messages = 9223372036854775807 log.flush.interval.ms = null log.flush.offset.checkpoint.interval.ms = 60000 log.flush.scheduler.interval.ms = 9223372036854775807 log.index.interval.bytes = 4096 log.index.size.max.bytes = 10485760 log.message.format.version = 0.10.2-IV0 log.message.timestamp.difference.max.ms = 9223372036854775807 log.message.timestamp.type = CreateTime log.preallocate = false log.retention.bytes = 10000000000 log.retention.check.interval.ms = 300000 log.retention.hours = 168 log.retention.minutes = null log.retention.ms = null log.roll.hours = 168 log.roll.jitter.hours = 0 log.roll.jitter.ms = null log.roll.ms = null log.segment.bytes = 1073741824 log.segment.delete.delay.ms = 60000 max.connections.per.ip = 2147483647 max.connections.per.ip.overrides = message.max.bytes = 2000000 metric.reporters = [] metrics.num.samples = 2 metrics.recording.level = INFO metrics.sample.window.ms = 30000 min.insync.replicas = 1 num.io.threads = 8 num.network.threads = 3 num.partitions = 1 num.recovery.threads.per.data.dir = 1 num.replica.fetchers = 1 offset.metadata.max.bytes = 4096 offsets.commit.required.acks = -1 offsets.commit.timeout.ms = 5000 offsets.load.buffer.size = 5242880 offsets.retention.check.interval.ms = 600000 offsets.retention.minutes = 1440 offsets.topic.compression.codec = 0 offsets.topic.num.partitions = 50 offsets.topic.replication.factor = 3 offsets.topic.segment.bytes = 104857600 port = 9092 principal.builder.class = class org.apache.kafka.common.security.auth.DefaultPrincipalBuilder producer.purgatory.purge.interval.requests = 1000 queued.max.requests = 500 quota.consumer.default = 9223372036854775807 quota.producer.default = 9223372036854775807 quota.window.num = 11 quota.window.size.seconds = 1 replica.fetch.backoff.ms = 1000 replica.fetch.max.bytes = 3000000 replica.fetch.min.bytes = 1 replica.fetch.response.max.bytes = 10485760 replica.fetch.wait.max.ms = 500 replica.high.watermark.checkpoint.interval.ms = 5000 replica.lag.time.max.ms = 10000 replica.socket.receive.buffer.bytes = 65536 replica.socket.timeout.ms = 30000 replication.quota.window.num = 11 replication.quota.window.size.seconds = 1 request.timeout.ms = 30000 reserved.broker.max.id = 1000 sasl.enabled.mechanisms = [GSSAPI] sasl.kerberos.kinit.cmd = /usr/bin/kinit sasl.kerberos.min.time.before.relogin = 60000 sasl.kerberos.principal.to.local.rules = [DEFAULT] sasl.kerberos.service.name = null sasl.kerberos.ticket.renew.jitter = 0.05 sasl.kerberos.ticket.renew.window.factor = 0.8 sasl.mechanism.inter.broker.protocol = GSSAPI security.inter.broker.protocol = PLAINTEXT socket.receive.buffer.bytes = 102400 socket.request.max.bytes = 104857600 socket.send.buffer.bytes = 102400 ssl.cipher.suites = null ssl.client.auth = none ssl.enabled.protocols = [TLSv1.2, TLSv1.1, TLSv1] ssl.endpoint.identification.algorithm = null ssl.key.password = null ssl.keymanager.algorithm = SunX509 ssl.keystore.location = null ssl.keystore.password = null ssl.keystore.type = JKS ssl.protocol = TLS ssl.provider = null ssl.secure.random.implementation = null ssl.trustmanager.algorithm = PKIX ssl.truststore.location = null ssl.truststore.password = null ssl.truststore.type = JKS unclean.leader.election.enable = true zookeeper.connect = zk1:2181,zk2:2181,zk3:2181 zookeeper.connection.timeout.ms = null zookeeper.session.timeout.ms = 6000 zookeeper.set.acl = false zookeeper.sync.time.ms = 2000 > Temporary loss of leader resulted in log being completely truncated > ------------------------------------------------------------------- > > Key: KAFKA-3039 > URL: https://issues.apache.org/jira/browse/KAFKA-3039 > Project: Kafka > Issue Type: Bug > Components: core > Affects Versions: 0.9.0.0 > Environment: Debian 3.2.54-2 x86_64 GNU/Linux > Reporter: Imran Patel > Priority: Critical > Labels: reliability > > We had an event recently where the temporarily loss of a leader for a > partition (during a manual restart), resulted in the leader coming back with > no high watermark state and truncating its log to zero. Logs (attached below) > indicate that it did have the data but not the commit state. How is this > possible? > Leader (broker 3) > [2015-12-18 21:19:44,666] INFO Completed load of log messages-14 with log end > offset 14175963374 (kafka.log.Log) > [2015-12-18 21:19:45,170] INFO Partition [messages,14] on broker 3: No > checkpointed highwatermark is found for partition [messages,14] > (kafka.cluster.Partition) > [2015-12-18 21:19:45,238] INFO Truncating log messages-14 to offset 0. > (kafka.log.Log) > [2015-12-18 21:20:34,066] INFO Partition [messages,14] on broker 3: Expanding > ISR for partition [messages,14] from 3 to 3,10 (kafka.cluster.Partition) > Replica (broker 10) > [2015-12-18 21:19:19,525] INFO Partition [messages,14] on broker 10: > Shrinking ISR for partition [messages,14] from 3,10,4 to 10,4 > (kafka.cluster.Partition) > [2015-12-18 21:20:34,049] ERROR [ReplicaFetcherThread-0-3], Current offset > 14175984203 for partition [messages,14] out of range; reset offset to 35977 > (kafka.server.ReplicaFetcherThread) > [2015-12-18 21:20:34,033] WARN [ReplicaFetcherThread-0-3], Replica 10 for > partition [messages,14] reset its fetch offset from 14175984203 to current > leader 3's latest offset 35977 (kafka.server.ReplicaFetcherThread) > Some relevant config parameters: > offsets.topic.replication.factor = 3 > offsets.commit.required.acks = -1 > replica.high.watermark.checkpoint.interval.ms = 5000 > unclean.leader.election.enable = false -- This message was sent by Atlassian JIRA (v6.4.14#64029)