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How to get the process id from a list of process id got from ps -aef | grep A461. I don't want all the rows. I need only the 2nd row and the pid alone. Then how to kill the process id .

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I have an empty .gz file in archival directory. And I am redirecting to a dat file. My while loop is not getting ended. I need the solution.

cnt=0
while read line
do
cnt=`expr $cnt +...