hadoop - strange behavior of flume-ng -

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i trying aggregate apache web server logs hdfs using flume-ng..but strangely getting first few rows hdfs..more strangely every time start agent 2 files getting created , second file smaller first one. agent conf file looks this:

agent1.sources = tail agent1.channels = memorychannel-2 agent1.sinks = hdfs  agent1.sources.tail.type = exec agent1.sources.tail.command = tail -f /var/log/apache2/access.log.1 agent1.sources.tail.channels = memorychannel-2  agent1.sinks.hdfs.channel = memorychannel-2 agent1.sinks.hdfs.type = hdfs agent1.sinks.hdfs.hdfs.path = hdfs://localhost:9000/flume agent1.sinks.hdfs.hdfs.file.type = datastream  agent1.channels.memorychannel-2.type = memory

also not getting error message on terminal..is normal or mistake part??


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