I think it's a question for Hadoop. It's the bit using log4j. Mahout uses SLF4J. I'm not sure how to configure Hadoop's logging.
On Thu, Aug 26, 2010 at 7:45 PM, Stanley Ipkiss <[email protected]> wrote: > > When I run the RecommenderJob on AWS EMR(Elastic MapReduce), I get the > following message in the stderr file - > > log4j:WARN No appenders could be found for logger > (org.apache.hadoop.conf.Configuration). > log4j:WARN Please initialize the log4j system properly. > > It will be great if someone could help me with how to initialize the log4j > system properly. On googling, I found only one useful link - > http://www.mail-archive.com/[email protected]/msg05744.html > > But, I still do not know where the log4j.properties file is? Could someone > give me a more elaborate explanation for the procedure to see the log files > or how to initialize log4j? > > Thanks! > -- > View this message in context: > http://lucene.472066.n3.nabble.com/Initializing-log4j-for-running-RecommenderJob-on-AWS-EMR-tp1358200p1358200.html > Sent from the Mahout User List mailing list archive at Nabble.com. >
