Hi Mike, you have to have events each containing a "timestamp" header for that 
functionality to work.

Mike 


On Tuesday, May 15, 2012 at 8:37 AM, Mike M wrote:

> I'm running into an issue where trying to use an escape sequence with
> an HDFS sink causes an exception. For example, if I have the sink
> configured like:
> 
> tail-nginx.sinks.HDFS.hdfs.path = hdfs://localhost:8020/flume/%Y/%m/%d/
> 
> I see the following exception showing up thousands of times:
> 
> 2012-05-14 16:20:15,730 INFO source.ExecSource: Exec source starting
> with command:tail -F /var/log/nginx/localhost.access.log
> 2012-05-14 16:20:15,743 ERROR hdfs.HDFSEventSink: process failed
> java.lang.NumberFormatException: null
> at java.lang.Long.parseLong(Long.java:404)
> at java.lang.Long.valueOf(Long.java:540)
> at 
> org.apache.flume.formatter.output.BucketPath.replaceShorthand(BucketPath.java:185)
> at 
> org.apache.flume.formatter.output.BucketPath.escapeString(BucketPath.java:219)
> at org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:344)
> at 
> org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68)
> at org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)
> at java.lang.Thread.run(Thread.java:722)
> 2012-05-14 16:20:15,745 ERROR flume.SinkRunner: Unable to deliver
> event. Exception follows.
> org.apache.flume.EventDeliveryException: java.lang.NumberFormatException: null
> at org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:407)
> at 
> org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68)
> at org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)
> at java.lang.Thread.run(Thread.java:722)
> Caused by: java.lang.NumberFormatException: null
> at java.lang.Long.parseLong(Long.java:404)
> at java.lang.Long.valueOf(Long.java:540)
> at 
> org.apache.flume.formatter.output.BucketPath.replaceShorthand(BucketPath.java:185)
> at 
> org.apache.flume.formatter.output.BucketPath.escapeString(BucketPath.java:219)
> at org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:344)
> ... 3 more
> 
> I've tried various methods of quoting the escape sequences, to no
> avail. When the escape sequences are removed, Flume works as
> expected. Is this just a configuration issue on my side, or is there
> possibly a bug? I'm running Flume-NG 1.1.0 packaged with CDH3u4.
> 
> Thanks!
> 
> Mike 

Reply via email to