tgravescs commented on a change in pull request #30710:
URL: https://github.com/apache/spark/pull/30710#discussion_r554012961
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File path: core/src/main/scala/org/apache/spark/internal/config/package.scala
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@@ -1889,6 +1889,12 @@ package object config {
.doubleConf
.createWithDefault(0.75)
+ private[spark] val SPECULATION_MIN_THRESHOLD =
+ ConfigBuilder("spark.speculation.min.threshold")
+ .version("3.2.0")
Review comment:
please add the .doc section as well.
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File path: docs/configuration.md
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@@ -2309,6 +2309,16 @@ Apart from these, the following properties are also
available, and may be useful
</td>
<td>0.6.0</td>
</tr>
+<tr>
+ <td><code>spark.speculation.min.threshold</code></td>
+ <td>100ms</td>
+ <td>
+ Duplicate copies of a task will only be launched if the original copy has
been running for
Review comment:
I think we should reword a bit to be more specific about the config.
something like: Minimum amount of time a task runs before being considered for
speculation. This ....
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