莫名其妙输出日志
0918 150001 867 [operationplat_TEST-VM-JC-121-1474179379302-692862cb-leader-finder-thread] INFO kafka.consumer.ConsumerFetcherManager: [ConsumerFetcherManager-1474179379371] Added fetcher for partitions ArrayBuffer()
0918 150002 068 [operationplat_TEST-VM-JC-121-1474179379302-692862cb-leader-finder-thread] INFO kafka.utils.VerifiableProperties: Verifying properties
0918 150002 068 [operationplat_TEST-VM-JC-121-1474179379302-692862cb-leader-finder-thread] INFO kafka.utils.VerifiableProperties: Property client.id is overridden to operationplat
0918 150002 068 [operationplat_TEST-VM-JC-121-1474179379302-692862cb-leader-finder-thread] INFO kafka.utils.VerifiableProperties: Property metadata.broker.list is overridden to
0918 150002 068 [operationplat_TEST-VM-JC-121-1474179379302-692862cb-leader-finder-thread] INFO kafka.utils.VerifiableProperties: Property request.timeout.ms is overridden to 30000
0918 150002 068 [operationplat_TEST-VM-JC-121-1474179379302-692862cb-leader-finder-thread] WARN kafka.consumer.ConsumerFetcherManager$LeaderFinderThread: [operationplat_TEST-VM-JC-121-1474179379302-692862cb-leader-finder-thread], Failed to find leader for Set([operAsynDown,0])
kafka.common.KafkaException: fetching topic metadata for topics [Set(operAsynDown)] from broker [ArrayBuffer()] failed
at kafka.client.ClientUtils$.fetchTopicMetadata(ClientUtils.scala:72)
at kafka.client.ClientUtils$.fetchTopicMetadata(ClientUtils.scala:93)
at kafka.consumer.ConsumerFetcherManager$LeaderFinderThread.doWork(ConsumerFetcherManager.scala:66)
at kafka.utils.ShutdownableThread.run(ShutdownableThread.scala:60)
这个日志可以关闭或者如何避免这种异常发生？求解！
