在搭建flume集群收集日志写入hdfs时发生了下面的错误: java.lang.NullPointerException: Expected timestamp in the Flume event headers, but it was null at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:204) at org.apache.flume.formatter.o
http://blog.csdn.net/kntao/article/details/49278239 http://flume.apache.org/FlumeUserGuide.html#exec-source 默认的是是SequenceFile所以数据存在hdfs上通过命令查看的时候会是乱码,如果此时需要修改filetype和writeFormat来修改 hdfs.fileType SequenceFile File format: currently SequenceFile, Data
问题描述 解决办法 先把这个hdfs目录下的数据删除.并修改配置文件flume-conf.properties,重新采集. # Licensed to the Apache Software Foundation (ASF) under one # or more contributor license agreements. See the NOTICE file # distributed with this work for additional information # regard