LuciferYang commented on a change in pull request #31471:
URL: https://github.com/apache/spark/pull/31471#discussion_r570096278
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/FileFormatWriter.scala
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@@ -217,8 +217,11 @@ object FileFormatWriter extends Logging {
val commitMsgs = ret.map(_.commitMsg)
+ val commitJobStartTime = System.nanoTime()
+ logInfo(s"Start to commit write Job ${description.uuid}.")
committer.commitJob(job, commitMsgs)
- logInfo(s"Write Job ${description.uuid} committed.")
+ logInfo(s"Write Job ${description.uuid} committed. " +
+ s"Cost time: ${(System.nanoTime() - commitJobStartTime) / 1000 / 1000}
ms")
Review comment:
Maybe should assign `System.nanoTime()` to a `val commitJobEndTime`
first, otherwise the `Cost time` may not be accurate.
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