Echo on what Ari said. Make sure your hdfs-site.xml is in HADOOP_CONF_DIR or in the class path. Demux uses this file to determine location of your HDFS.
Regards, Eric On 1/28/10 11:58 AM, "Ariel Rabkin" <asrab...@gmail.com> wrote: > We don't use demux at my site, so I'd love to have Eric or Jerome jump > in here. But that said: > > I believe the typical way to set this up is to have conf/chukwa-env.sh > define HADOOP_CONF_DIR; the filesystem is then specified via the > Hadoop configuration. (fs.default.name) You shouldn't need to change > chukwa-demux-conf. > > In re processSinkFiles -- What version of Chukwa are you using? In > Chukwa 0.3, the only formal release we've done so far, there's no > processSinkFiles.sh, and the line in start-data-processors that > references it has been commented out. You don't need it; references > to it are a historical artifact that should go away in the next > release. > > --Ari > > On Thu, Jan 28, 2010 at 11:15 AM, Corbin Hoenes <cor...@tynt.com> wrote: >> I'm having some difficulty with the demux part of setting up chukwa. I >> assume I am supposed to run the start-data-processors.sh script to startup >> all the map reduce jobs that handle demux and archiving. >> >> My goal is to pull the logs we are collecting out of the sink files and into >> something we can start to run our pig scripts on. >> >> When I run start-data-processors it gives me this though: >> >> org.apache.hadoop.mapred.InvalidInputException: Input path does not exist: >> file:/chukwa/demuxProcessing/mrInput >> at >> org.apache.hadoop.mapred.FileInputFormat.listStatus(FileInputFormat.java:190) >> at >> org.apache.hadoop.mapred.SequenceFileInputFormat.listStatus(SequenceFileInput >> Format.java:44) >> at >> org.apache.hadoop.mapred.FileInputFormat.getSplits(FileInputFormat.java:201) >> at >> org.apache.hadoop.mapred.JobClient.writeOldSplits(JobClient.java:851) >> at >> org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:822) >> at org.apache.hadoop.mapred.JobClient.submitJob(JobClient.java:771) >> at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1290) >> at org.apache.hadoop.chukwa.extraction.demux.Demux.run(Demux.java:192) >> >> Which seems like I need to configure it to try to connect to hdfs rather than >> file:/ >> >> Only docs I've found are here: >> http://hadoop.apache.org/chukwa/docs/current/admin.html >> Is there a guide to configuring chukwa-demux-conf.xml? >> >> I also noticed start-data-processors.sh tries to start processSinkFiles.sh >> which doesn't exist for me--do I need to get this script?s >> >> >> > >
