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MapReduce >> mail # user >> HDFS Errors



On Jun 22, 2010, at 1:58 PM, Steve Lewis wrote:

> training@hadoop1:~$ hadoop dfsadmin -safemode get
> Safe mode is OFF

OK, so you are out of safemode.  

>
> training@hadoop1:~$ hadoop dfsadmin -refreshNodes

This just re-reads the list of nodes.  hadoop dfsadmin -report might be more useful.

By chance, is this the first file you've tried writing to this hdfs?
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB