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MAPREDUCE-5616. MR Client-AppMaster RPC max retries on socket timeout is too high. Contributed by Chris Nauroth. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1542001 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Chris Nauroth 2013-11-14 18:09:14 +00:00
parent 797159bbd4
commit 88c4d4a714
4 changed files with 23 additions and 1 deletions
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3
hadoop-mapreduce-project/CHANGES.txt
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@ -217,6 +217,9 @@ Release 2.3.0 - UNRELEASED
MAPREDUCE-5610. TestSleepJob fails in jdk7 (Jonathan Eagles via jlowe)
MAPREDUCE-5616. MR Client-AppMaster RPC max retries on socket timeout is too
high. (cnauroth)
Release 2.2.1 - UNRELEASED
INCOMPATIBLE CHANGES

10
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/MRJobConfig.java
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@ -357,13 +357,21 @@ public interface MRJobConfig {
public static final String MR_AM_PREFIX = MR_PREFIX + "am.";
/** The number of client retires to the AM - before reconnecting to the RM
/** The number of client retries to the AM - before reconnecting to the RM
* to fetch Application State.
*/
public static final String MR_CLIENT_TO_AM_IPC_MAX_RETRIES =
MR_PREFIX + "client-am.ipc.max-retries";
public static final int DEFAULT_MR_CLIENT_TO_AM_IPC_MAX_RETRIES = 3;
/** The number of client retries on socket timeouts to the AM - before
* reconnecting to the RM to fetch Application Status.
*/
public static final String MR_CLIENT_TO_AM_IPC_MAX_RETRIES_ON_TIMEOUTS =
MR_PREFIX + "yarn.app.mapreduce.client-am.ipc.max-retries-on-timeouts";
public static final int
DEFAULT_MR_CLIENT_TO_AM_IPC_MAX_RETRIES_ON_TIMEOUTS = 3;
/**
* The number of client retries to the RM/HS before throwing exception.
*/

7
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml
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@ -1010,6 +1010,13 @@
to the RM to fetch Application Status.</description>
</property>
<property>
<name>yarn.app.mapreduce.client-am.ipc.max-retries-on-timeouts</name>
<value>3</value>
<description>The number of client retries on socket timeouts to the AM - before
reconnecting to the RM to fetch Application Status.</description>
</property>
<property>
<name>yarn.app.mapreduce.client.max-retries</name>
<value>3</value>

4
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/main/java/org/apache/hadoop/mapred/ClientServiceDelegate.java
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@ -107,6 +107,10 @@ public class ClientServiceDelegate {
CommonConfigurationKeysPublic.IPC_CLIENT_CONNECT_MAX_RETRIES_KEY,
this.conf.getInt(MRJobConfig.MR_CLIENT_TO_AM_IPC_MAX_RETRIES,
MRJobConfig.DEFAULT_MR_CLIENT_TO_AM_IPC_MAX_RETRIES));
this.conf.setInt(
CommonConfigurationKeysPublic.IPC_CLIENT_CONNECT_MAX_RETRIES_ON_SOCKET_TIMEOUTS_KEY,
this.conf.getInt(MRJobConfig.MR_CLIENT_TO_AM_IPC_MAX_RETRIES_ON_TIMEOUTS,
MRJobConfig.DEFAULT_MR_CLIENT_TO_AM_IPC_MAX_RETRIES_ON_TIMEOUTS));
this.rm = rm;
this.jobId = jobId;
this.historyServerProxy = historyServerProxy;