MAPREDUCE-3395. Add mapred.disk.healthChecker.interval to mapred-default.xml (eli via harsh)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security@1201271 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -59,6 +59,8 @@ Release 0.20.206.0 - unreleased
 
     MAPREDUCE-3365. Expose the event-logging debug feature of FairScheduler. (Sho Shimauchi via harsh)
 
+    MAPREDUCE-3395. Add mapred.disk.healthChecker.interval to mapred-default.xml. (eli via harsh)
+
 Release 0.20.205.1 - unreleased
 
   NEW FEATURES

src/mapred/mapred-default.xml

@@ -1208,6 +1208,16 @@
   in milliseconds</description>
 </property>
 
+<property>
+  <name>mapred.disk.healthChecker.interval</name>
+  <value>60000</value>
+  <description>How often the TaskTracker checks the health of its
+  local directories. Configuring this to a value smaller than the
+  heartbeat interval is equivalent to setting this to heartbeat
+  interval value.
+  </description>
+</property>
+
 <property>
   <name>mapred.healthChecker.script.timeout</name>
   <value>600000</value>