flume不能上传文件到hdfs中，主要是telnet连接不上，请求老师帮助

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2022-04-28 09:54:02,806 (lifecycleSupervisor-1-1) [INFO - org.apache.flume.instrumentation.MonitoredCounterGroup.start(MonitoredCounterGroup.java:95)] Component type: SINK, name: k1 started
2022-04-28 09:54:02,806 (lifecycleSupervisor-1-0) [INFO - org.apache.flume.source.SpoolDirectorySource.start(SpoolDirectorySource.java:85)] SpoolDirectorySource source starting with directory: /data/log/studentDir
2022-04-28 09:54:02,820 (lifecycleSupervisor-1-0) [INFO - org.apache.flume.instrumentation.MonitoredCounterGroup.register(MonitoredCounterGroup.java:119)] Monitored counter group for type: SOURCE, name: r1: Successfully registered new MBean.
2022-04-28 09:54:02,821 (lifecycleSupervisor-1-0) [INFO - org.apache.flume.instrumentation.MonitoredCounterGroup.start(MonitoredCounterGroup.java:95)] Component type: SOURCE, name: r1 started
2022-04-28 09:54:02,827 (SinkRunner-PollingRunner-DefaultSinkProcessor) [INFO - org.apache.flume.sink.hdfs.HDFSDataStream.configure(HDFSDataStream.java:57)] Serializer = TEXT, UseRawLocalFileSystem = false
2022-04-28 09:54:02,943 (SinkRunner-PollingRunner-DefaultSinkProcessor) [INFO - org.apache.flume.sink.hdfs.BucketWriter.open(BucketWriter.java:246)] Creating hdfs://192.168.159.129:9000/flume/studentDir/stu-.1651110842828.avro.tmp
2022-04-28 09:54:04,069 (Thread-8) [INFO - org.apache.hadoop.hdfs.protocol.datatransfer.sasl.SaslDataTransferClient.checkTrustAndSend(SaslDataTransferClient.java:239)] SASL encryption trust check: localHostTrusted = false, remoteHostTrusted = false
2022-04-28 09:54:32,364 (Log-BackgroundWorker-c1) [INFO - org.apache.flume.channel.file.EventQueueBackingStoreFile.beginCheckpoint(EventQueueBackingStoreFile.java:230)] Start checkpoint for /opt/apps/apache-flume-1.9.0-bin/data/studentDir/checkpointDir/checkpoint, elements to sync = 6
2022-04-28 09:54:32,368 (Log-BackgroundWorker-c1) [INFO - org.apache.flume.channel.file.EventQueueBackingStoreFile.checkpoint(EventQueueBackingStoreFile.java:255)] Updating checkpoint metadata: logWriteOrderID: 1651110842399, queueSize: 0, queueHead: 4
2022-04-28 09:54:32,370 (Log-BackgroundWorker-c1) [INFO - org.apache.flume.channel.file.Log.writeCheckpoint(Log.java:1065)] Updated checkpoint for file: /opt/apps/apache-flume-1.9.0-bin/data/studentDir/data/log-8 position: 282 logWriteOrderID: 1651110842399
2022-04-28 09:54:32,370 (Log-BackgroundWorker-c1) [INFO - org.apache.flume.channel.file.LogFile$RandomReader.close(LogFile.java:520)] Closing RandomReader /opt/apps/apache-flume-1.9.0-bin/data/studentDir/data/log-1
2022-04-28 09:54:32,378 (Log-BackgroundWorker-c1) [INFO - org.apache.flume.channel.file.LogFile$RandomReader.close(LogFile.java:520)] Closing RandomReader /opt/apps/apache-flume-1.9.0-bin/data/studentDir/data/log-2
2022-04-28 09:54:32,384 (Log-BackgroundWorker-c1) [INFO - org.apache.flume.channel.file.LogFile$RandomReader.close(LogFile.java:520)] Closing RandomReader /opt/apps/apache-flume-1.9.0-bin/data/studentDir/data/log-3
2022-04-28 09:54:32,390 (Log-BackgroundWorker-c1) [INFO - org.apache.flume.channel.file.LogFile$RandomReader.close(LogFile.java:520)] Closing RandomReader /opt/apps/apache-flume-1.9.0-bin/data/studentDir/data/log-4
2022-04-28 09:54:32,397 (Log-BackgroundWorker-c1) [INFO - org.apache.flume.channel.file.LogFile$RandomReader.close(LogFile.java:520)] Closing RandomReader /opt/apps/apache-flume-1.9.0-bin/data/studentDir/data/log-5
2022-04-28 09:54:32,404 (Log-BackgroundWorker-c1) [INFO - org.apache.flume.channel.file.LogFile$RandomReader.close(LogFile.java:520)] Closing RandomReader /opt/apps/apache-flume-1.9.0-bin/data/studentDir/data/log-6