解决kafka 运行时：kafka.common.KafkaException: Failed to acquire lock on file .lock异常

Chandler丶

于 2019-05-08 14:15:27 发布

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分类专栏： java 文章标签： KafkaException Kafka异常 Kafka KafkaException解决

本文链接：https://blog.youkuaiyun.com/ouzhuangzhuang/article/details/89950975

当遇到Kafka运行时的KafkaException，特别是'Failed to acquire lock on file .lock'错误，可以尝试删除指定的日志目录，如/data/tools/software/kafka2.11/logs，并通过`ps -ef | grep kafka`命令杀掉相关进程，以解决锁文件问题。重新启动Kafka服务后，日志目录通常会自动生成，确保服务正常运行。

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异常描述

org.apache.kafka.common.KafkaException: Failed to acquire lock on file .lock in /data/tools/software/kafka2.11/logs. A Kafka instance in another process or thread is using this directory.

[2019-05-08 14:08:30,010] ERROR [KafkaServer id=0] Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer)
org.apache.kafka.common.KafkaException: Failed to acquire lock on file .lock in /data/tools/software/kafka2.11/logs. A Kafka instance in another process or thread is using this directory.
	at kafka.log.LogManager$$anonfun$lockLogDirs$1.apply(LogManager.scala:240)
	at kafka.log.LogManager$$anonfun$lockLogDirs$1.apply(LogManager.scala:236)
	at scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:241)
	at scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:241)
	at scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
	at scala.collection.mut