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From zjs...@apache.org
Subject [01/43] hadoop git commit: HDFS-7685. Document dfs.namenode.heartbeat.recheck-interval in hdfs-default.xml. Contributed by Kai Sasaki.
Date Tue, 03 Mar 2015 19:31:39 GMT
Repository: hadoop
Updated Branches:
  refs/heads/YARN-2928 bf08f7f0e -> d3ff7f06c


HDFS-7685. Document dfs.namenode.heartbeat.recheck-interval in hdfs-default.xml. Contributed
by Kai Sasaki.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/8719cdd4
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/8719cdd4
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/8719cdd4

Branch: refs/heads/YARN-2928
Commit: 8719cdd4f68abb91bf9459bca2a5467dafb6b5ae
Parents: 01a1621
Author: Akira Ajisaka <aajisaka@apache.org>
Authored: Fri Feb 27 12:17:34 2015 -0800
Committer: Akira Ajisaka <aajisaka@apache.org>
Committed: Fri Feb 27 12:17:34 2015 -0800

----------------------------------------------------------------------
 hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt              |  3 +++
 .../hadoop-hdfs/src/main/resources/hdfs-default.xml      | 11 +++++++++++
 2 files changed, 14 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/8719cdd4/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index b2422d6..b4b0087 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -685,6 +685,9 @@ Release 2.7.0 - UNRELEASED
     HDFS-7308. Change the packet chunk size computation in DFSOutputStream in
     order to enforce packet size <= 64kB.  (Takuya Fukudome via szetszwo)
 
+    HDFS-7685. Document dfs.namenode.heartbeat.recheck-interval in
+    hdfs-default.xml. (Kai Sasaki via aajisaka)
+
   OPTIMIZATIONS
 
     HDFS-7454. Reduce memory footprint for AclEntries in NameNode.

http://git-wip-us.apache.org/repos/asf/hadoop/blob/8719cdd4/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
index 85d2273..66fe86c 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
@@ -145,6 +145,17 @@
 </property>
 
 <property>
+  <name>dfs.namenode.heartbeat.recheck-interval</name>
+  <value>300000</value>
+  <description>
+    This time decides the interval to check for expired datanodes.
+    With this value and dfs.heartbeat.interval, the interval of
+    deciding the datanode is stale or not is also calculated.
+    The unit of this configuration is millisecond.
+  </description>
+</property>
+
+<property>
   <name>dfs.http.policy</name>
   <value>HTTP_ONLY</value>
   <description>Decide if HTTPS(SSL) is supported on HDFS


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