Hi,
I am getting below exception, while I try to restart kafka service (which is running over HDF environment- Kafka 0.10.2).
I was getting this exception, as I had the disk space consuming 100% of the log directory and Kafka service went down because of that. As, I did cleared the space for the logs and restarted the kafka service, I was getting the below exception:
2017-09-09 16:56:36,751] FATAL (kafka.Kafka$)
java.lang.ClassNotFoundException: org.apache.hadoop.metrics2.sink.kafka.KafkaTimelineMetricsReporter
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)
at kafka.utils.CoreUtils$.createObject(CoreUtils.scala:174)
at kafka.metrics.KafkaMetricsReporter$anonfun$startReporters$1.apply(KafkaMetricsReporter.scala:65)
at kafka.metrics.KafkaMetricsReporter$anonfun$startReporters$1.apply(KafkaMetricsReporter.scala:64)
at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
at scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:34)
at kafka.metrics.KafkaMetricsReporter$.startReporters(KafkaMetricsReporter.scala:64)
at kafka.server.KafkaServerStartable$.fromProps(KafkaServerStartable.scala:27)
at kafka.Kafka$.main(Kafka.scala: 
6] FATAL Fatal error during KafkaServerStartable startup. Prepare to shutdown (kafka.server.KafkaServerStartable)
java.lang.NumberFormatException: For input string: "logs.bk"
at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
at java.lang.Integer.parseInt(Integer.java:580)
at java.lang.Integer.parseInt(Integer.java:615)
at scala.collection.immutable.StringLike$class.toInt(StringLike.scala:229)
Any ideas here, like how can I overcome this issue?
Thanks in advance,
Sravanthi