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HADOOP-10125. no need to process RPC request if the client connection has been dropped. Contributed by Min Ma 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1558575 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Brandon Li 2014-01-15 21:51:55 +00:00
parent c3b236ce5d
commit d3cb721ce0
2 changed files with 7 additions and 0 deletions
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3
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -287,6 +287,9 @@ Trunk (Unreleased)
HADOOP-10044 Improve the javadoc of rpc code (sanjay Radia)
HADOOP-10125. no need to process RPC request if the client connection
has been dropped (Min Ma via brandonli)
OPTIMIZATIONS
HADOOP-7761. Improve the performance of raw comparisons. (todd)

4
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java
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@ -2021,6 +2021,10 @@ public abstract class Server {
if (LOG.isDebugEnabled()) {
LOG.debug(Thread.currentThread().getName() + ": " + call + " for RpcKind " + call.rpcKind);
}
if (!call.connection.channel.isOpen()) {
LOG.info(Thread.currentThread().getName() + ": skipped " + call);
continue;
}
String errorClass = null;
String error = null;
RpcStatusProto returnStatus = RpcStatusProto.SUCCESS;