Github user squito commented on a diff in the pull request:
https://github.com/apache/spark/pull/16946#discussion_r102546890
--- Diff: docs/running-on-yarn.md ---
@@ -604,3 +604,17 @@ spark.yarn.am.extraJavaOptions
-Dsun.security.krb5.debug=true -Dsun.security.spn
Finally, if the log level for `org.apache.spark.deploy.yarn.Client` is set
to `DEBUG`, the log
will include a list of all tokens obtained, and their expiry details
+
+## Using the Spark History Server to replace the Spark Web UI
+
+It is possible to use the Spark History Server application page as the
tracking URL for running
+applications in scenarios where it may be desired to disable the built-in
application UI. Two steps
--- End diff --
nit: first sentence reads a little funny. maybe rephrase to:
It is possible to use the Spark History Server application page as the
tracking URL for running
applications where built-in application UI is disabled. This may be
desirable on secure clusters or to avoid the memory usage on the driver from
the UI.
Up to you. maybe doens't even need the second sentence.
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