Some of the mappers also throw: java.lang.Throwable: Child Error at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:271) Caused by: java.io.IOException: Task process exit with nonzero status of 1. at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:258)
Is this related to https://issues.apache.org/jira/browse/NUTCH-1640 ?

