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From Rajeshkumar J <rajeshkumarit8...@gmail.com>
Subject reducer fails
Date Wed, 15 Feb 2017 13:50:40 GMT

We are using 3 cluster machine and
mapreduce.tasktracker.reduce.tasks.maximum property is set to 9. When I set
no of reducer is equal to or less than 9 job is getting succeeded but if I
set greater than 9 then it is failing with the exception "Task
attempt_201701270751_0001_r_000000_0 failed to ping TT for 60 seconds.
Killing!". Can any one guide me what will be the problem

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