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From a..@apache.org
Subject svn commit: r1614243 - in /hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common: CHANGES.txt src/main/java/org/apache/hadoop/fs/CommonConfigurationKeysPublic.java src/main/resources/core-default.xml
Date Tue, 29 Jul 2014 02:56:03 GMT
Author: arp
Date: Tue Jul 29 02:56:02 2014
New Revision: 1614243

URL: http://svn.apache.org/r1614243
Log:
HADOOP-8069: Merging r1614242 from trunk to branch-2.

Modified:
    hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/CHANGES.txt
    hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeysPublic.java
    hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/resources/core-default.xml

Modified: hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/CHANGES.txt?rev=1614243&r1=1614242&r2=1614243&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/CHANGES.txt (original)
+++ hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/CHANGES.txt Tue Jul
29 02:56:02 2014
@@ -49,6 +49,9 @@ Release 2.6.0 - UNRELEASED
 
     HADOOP-10882. Move DirectBufferPool into common util. (todd)
 
+    HADOOP-8069. Enable TCP_NODELAY by default for IPC. (Todd Lipcon via
+    Arpit Agarwal)
+
   OPTIMIZATIONS
 
   BUG FIXES

Modified: hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeysPublic.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeysPublic.java?rev=1614243&r1=1614242&r2=1614243&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeysPublic.java
(original)
+++ hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/CommonConfigurationKeysPublic.java
Tue Jul 29 02:56:02 2014
@@ -207,7 +207,7 @@ public class CommonConfigurationKeysPubl
   public static final String  IPC_CLIENT_TCPNODELAY_KEY =
     "ipc.client.tcpnodelay";
   /** Defalt value for IPC_CLIENT_TCPNODELAY_KEY */
-  public static final boolean IPC_CLIENT_TCPNODELAY_DEFAULT = false;
+  public static final boolean IPC_CLIENT_TCPNODELAY_DEFAULT = true;
   /** See <a href="{@docRoot}/../core-default.html">core-default.xml</a> */
   public static final String  IPC_SERVER_LISTEN_QUEUE_SIZE_KEY =
     "ipc.server.listen.queue.size";
@@ -226,7 +226,7 @@ public class CommonConfigurationKeysPubl
   public static final String  IPC_SERVER_TCPNODELAY_KEY =
     "ipc.server.tcpnodelay";
   /** Default value for IPC_SERVER_TCPNODELAY_KEY */
-  public static final boolean IPC_SERVER_TCPNODELAY_DEFAULT = false;
+  public static final boolean IPC_SERVER_TCPNODELAY_DEFAULT = true;
 
   /** See <a href="{@docRoot}/../core-default.html">core-default.xml</a> */
   public static final String  HADOOP_RPC_SOCKET_FACTORY_CLASS_DEFAULT_KEY =

Modified: hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/resources/core-default.xml
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/resources/core-default.xml?rev=1614243&r1=1614242&r2=1614243&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/resources/core-default.xml
(original)
+++ hadoop/common/branches/branch-2/hadoop-common-project/hadoop-common/src/main/resources/core-default.xml
Tue Jul 29 02:56:02 2014
@@ -799,25 +799,6 @@ for ldap providers in the same way as ab
   </description>
 </property>
 
-<property>
-  <name>ipc.server.tcpnodelay</name>
-  <value>false</value>
-  <description>Turn on/off Nagle's algorithm for the TCP socket connection on 
-  the server. Setting to true disables the algorithm and may decrease latency
-  with a cost of more/smaller packets. 
-  </description>
-</property>
-
-<property>
-  <name>ipc.client.tcpnodelay</name>
-  <value>false</value>
-  <description>Turn on/off Nagle's algorithm for the TCP socket connection on 
-  the client. Setting to true disables the algorithm and may decrease latency
-  with a cost of more/smaller packets. 
-  </description>
-</property>
-
-
 <!-- Proxy Configuration -->
 
 <property>



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