Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/7657#discussion_r36375697
--- Diff: docs/running-on-yarn.md ---
@@ -199,7 +199,7 @@ If you need a reference to the proper location to put
log files in the YARN so t
<td><code>spark.executor.instances</code></td>
<td>2</td>
<td>
- The number of executors. Note that this property is incompatible with
<code>spark.dynamicAllocation.enabled</code>.
+ The number of executors. Note that this property is incompatible with
<code>spark.dynamicAllocation.enabled</code>. If both
<code>spark.dynamicAllocation.enabled</code> and
<code>spark.executor.instances</code> are specified, dynamicAllocation is
turned off and the specified number of <code>spark.executor.instances</code> is
used.
--- End diff --
dynamicAllocation is turned off -> dynamic allocation is turned off
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