From 4da01e3813f0a0413fe691358c14278bbd5508ed Mon Sep 17 00:00:00 2001
From: lianhuiwang <lianhuiwang09@gmail.com>
Date: Sat, 19 Jul 2014 20:46:59 -0700
Subject: [PATCH] [SPARK-2524] missing document about
 spark.deploy.retainedDrivers

https://issues.apache.org/jira/browse/SPARK-2524
The configuration on spark.deploy.retainedDrivers is undocumented but actually used
https://github.com/apache/spark/blob/master/core/src/main/scala/org/apache/spark/deploy/master/Master.scala#L60

Author: lianhuiwang <lianhuiwang09@gmail.com>
Author: Wang Lianhui <lianhuiwang09@gmail.com>
Author: unknown <Administrator@taguswang-PC1.tencent.com>

Closes #1443 from lianhuiwang/SPARK-2524 and squashes the following commits:

64660fd [Wang Lianhui] address pwendell's comments
5f6bbb7 [Wang Lianhui] missing document about spark.deploy.retainedDrivers
44a3f50 [unknown] Merge remote-tracking branch 'upstream/master'
eacf933 [lianhuiwang] Merge remote-tracking branch 'upstream/master'
8bbfe76 [lianhuiwang] Merge remote-tracking branch 'upstream/master'
480ce94 [lianhuiwang] address aarondav comments
f2b5970 [lianhuiwang] bugfix worker DriverStateChanged state should match DriverState.FAILED
---
 docs/spark-standalone.md | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/docs/spark-standalone.md b/docs/spark-standalone.md
index f5c0f7cef83d2..ad8b6c0e51a78 100644
--- a/docs/spark-standalone.md
+++ b/docs/spark-standalone.md
@@ -156,6 +156,20 @@ SPARK_MASTER_OPTS supports the following system properties:
 
 <table class="table">
 <tr><th>Property Name</th><th>Default</th><th>Meaning</th></tr>
+<tr>
+  <td><code>spark.deploy.retainedApplications</code></td>
+  <td>200</td>
+  <td>
+    The maximum number of completed applications to display. Older applications will be dropped from the UI to maintain this limit.<br/>
+  </td>
+</tr>
+<tr>
+  <td><code>spark.deploy.retainedDrivers</code></td>
+  <td>200</td>
+  <td>
+   The maximum number of completed drivers to display. Older drivers will be dropped from the UI to maintain this limit.<br/>
+  </td>
+</tr>
 <tr>
   <td><code>spark.deploy.spreadOut</code></td>
   <td>true</td>