Monthly Archive: August 2017

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Useful commands for hadoop developer

This post combines most frequently used command for spark, emr, yarn and AWS by hadoop developer. Kill Spark  job: This command will kill all the running spark jobs.

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Most common issues faced by spark developer and it’s solution

Most common issues faced by spark developer and it’s solution Timeout waiting for connection from pool Caused by: com.amazon.ws.emr.hadoop.fs.shaded.org.apache.http.conn.ConnectionPoolTimeoutException: Timeout waiting for connection from pool To resolve this...