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From Li Li <fancye...@gmail.com>
Subject last mapper is very slow
Date Tue, 13 May 2014 06:48:11 GMT
the log of the task:

2014-05-13 14:45:17,755 INFO org.apache.hadoop.mapred.MapTask:
Finished spill 117
2014-05-13 14:45:46,513 INFO org.apache.hadoop.mapred.MapTask:
Spilling map output: record full = true
2014-05-13 14:45:46,513 INFO org.apache.hadoop.mapred.MapTask:
bufstart = 4670527; bufend = 17362510; bufvoid = 99614720
2014-05-13 14:45:46,513 INFO org.apache.hadoop.mapred.MapTask: kvstart
= 130978; kvend = 65441; length = 327680
2014-05-13 14:45:47,131 INFO org.apache.hadoop.mapred.MapTask:
Finished spill 118
2014-05-13 14:46:18,157 INFO org.apache.hadoop.mapred.MapTask:
Spilling map output: record full = true
2014-05-13 14:46:18,157 INFO org.apache.hadoop.mapred.MapTask:
bufstart = 17362510; bufend = 30047883; bufvoid = 99614720
2014-05-13 14:46:18,157 INFO org.apache.hadoop.mapred.MapTask: kvstart
= 65441; kvend = 327585; length = 327680
2014-05-13 14:46:18,733 INFO org.apache.hadoop.mapred.MapTask:
Finished spill 119

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