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Senthil Bogana commented on SQOOP-969: -------------------------------------- I tried multiple times , but I am unable to reproduce the issues. Could you please reconfirm the issue still exists. > sqoop export with mysql connector uses more than twice as many mappers as the > --num-mappers hint > ------------------------------------------------------------------------------------------------ > > Key: SQOOP-969 > URL: https://issues.apache.org/jira/browse/SQOOP-969 > Project: Sqoop > Issue Type: Bug > Components: connectors > Affects Versions: 1.4.3 > Reporter: Will McQueen > Labels: newbie > > sudo -u sqoop sqoop export --connect "jdbc:mysql://<hostname>/sqoop" > --username sqoop --password sqoop --table quicktest --verbose --export-dir > /user/sqoop/quicktest --num-mappers 12 > ...results in more than twice the number of mappers (according to the logs) > as the specified '12' hint: > 13/03/26 16:20:35 INFO mapred.JobClient: Job Counters > 13/03/26 16:20:35 INFO mapred.JobClient: Launched map tasks=23 > ...and I couldn't help notice that the logs also say: > 13/03/26 16:19:03 DEBUG mapreduce.ExportInputFormat: Target numMapTasks=12 > 13/03/26 16:19:03 DEBUG mapreduce.ExportInputFormat: Total input bytes=23 > ...where # input bytes maches # launched map tasks. Coincidence, or relation? -- This message was sent by Atlassian JIRA (v6.3.4#6332)