exporting pid doesn't work if the user's shell is not bash
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Key: HADOOP-5757
URL: https://issues.apache.org/jira/browse/HADOOP-5757
Project: Hadoop Core
Issue Type: Bug
Components: mapred
Reporter: Ravi Gummadi
Assignee: Ravi Gummadi
HADOOP-5488 added exporting of pid using "export JVM_PID=`echo $$` " for
saving pid of task JVM. This exporting of pid wouldn't work if the user's shell
is not bash when running the MR job.
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