[jira] [Created] (SPARK-9829) peakExecutionMemory is not correct

["Davies Liu (JIRA)" <ji...@apache.org>]

Davies Liu created SPARK-9829:
---------------------------------

             Summary: peakExecutionMemory is not correct
                 Key: SPARK-9829
                 URL: https://issues.apache.org/jira/browse/SPARK-9829
             Project: Spark
          Issue Type: Bug
          Components: SQL
            Reporter: Davies Liu
            Assignee: Shixiong Zhu


When run a query with 8G memory, the peakExecutionMemory in WebUI said that 40344371200 (40G).

Alos there are lots of accumulators with the same name, can't know what do they mean
{code}
Accumulable	Value
number of output rows	439614
number of output rows	7711
number of output rows	965
number of rows	7829
number of rows	7711
number of input rows	965
number of rows	52
number of input rows	439614
number of output rows	30
number of input rows	7726
number of rows	277000
peakExecutionMemory	40344371200
number of rows	7829
number of rows	965
number of rows	7726
number of rows	30
number of rows	138000
number of rows	8028
number of rows	439614
number of input rows	30
{code}



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