Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/19826#discussion_r153212103
--- Diff: docs/configuration.md ---
@@ -2306,6 +2306,50 @@ showDF(properties, numRows = 200, truncate = FALSE)
</tr>
</table>
+### Spark Application Garbage Collector
+
+<table class="table">
+ <tr><th>Property Name</th><th>Default</th><th>Meaning</th></tr>
+ <tr>
+ <td><code>spark.cleaner.periodicGC.interval</code></td>
+ <td>30min</td>
+ <td>
+ Controls how often to trigger a garbage collection.
+ </td>
+ </tr>
+ <tr>
+ <td><code>spark.cleaner.referenceTracking</code></td>
+ <td>true</td>
+ <td>
+ Controls whether a ContextCleaner should be created when a
SparkContext initializes.
--- End diff --
I'd just say it controls whether context cleaning is enabled at all. This
sort of suggests it controls whether it's created at a certain time as opposed
to another time.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
