Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/10740#discussion_r49597862
--- Diff: docs/running-on-mesos.md ---
@@ -266,13 +266,12 @@ See the [configuration page](configuration.html) for
information on Spark config
<tr><th>Property Name</th><th>Default</th><th>Meaning</th></tr>
<tr>
<td><code>spark.mesos.coarse</code></td>
- <td>false</td>
+ <td>true</td>
<td>
- If set to <code>true</code>, runs over Mesos clusters in
- <a href="running-on-mesos.html#mesos-run-modes">"coarse-grained"
sharing mode</a>,
- where Spark acquires one long-lived Mesos task on each machine instead
of one Mesos task per
- Spark task. This gives lower-latency scheduling for short queries, but
leaves resources in use
- for the whole duration of the Spark job.
+ Set
--- End diff --
LGTM except this dangling line
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