Mayuran Yogarajah wrote:
There are always a few 'Failed/Killed Task Attempts' and when I view the
logs for
these I see:
- some that are empty, ie stdout/stderr/syslog logs are all blank
- several that say:
2009-06-06 20:47:15,309 WARN org.apache.hadoop.mapred.TaskTracker: Error
running child
I should mention..these are Hadoop streaming jobs, Hadoop version
hadoop-0.18.3.
Any idea about the empty stdout/stderr/syslog logs? I have no way to
really track down
whats causing them.
thanks
Steve Loughran wrote:
Mayuran Yogarajah wrote:
There are always a few 'Failed/Killed Task
There are always a few 'Failed/Killed Task Attempts' and when I view the
logs for
these I see:
- some that are empty, ie stdout/stderr/syslog logs are all blank
- several that say:
2009-06-06 20:47:15,309 WARN org.apache.hadoop.mapred.TaskTracker: Error
running child
java.io.IOException: