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HADOOP-10630. Possible race condition in RetryInvocationHandler. Contributed by Jing Zhao.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1599366 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jing Zhao 2014-06-02 21:33:07 +00:00
parent 5bbc484393
commit cf03bdc3fc
2 changed files with 3 additions and 2 deletions
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2
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -527,6 +527,8 @@ Release 2.5.0 - UNRELEASED
HADOOP-10638. Updating hadoop-daemon.sh to work as expected when nfs is
started as a privileged user. (Manikandan Narayanaswamy via atm)
HADOOP-10630. Possible race condition in RetryInvocationHandler. (jing9)
Release 2.4.1 - UNRELEASED
INCOMPATIBLE CHANGES

3
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/retry/RetryInvocationHandler.java
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@ -36,7 +36,6 @@
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RpcConstants;
import org.apache.hadoop.ipc.RpcInvocationHandler;
import org.apache.hadoop.util.ThreadUtil;
import com.google.common.annotations.VisibleForTesting;
@ -160,11 +159,11 @@ public Object invoke(Object proxy, Method method, Object[] args)
if (invocationAttemptFailoverCount == proxyProviderFailoverCount) {
proxyProvider.performFailover(currentProxy.proxy);
proxyProviderFailoverCount++;
currentProxy = proxyProvider.getProxy();
} else {
LOG.warn("A failover has occurred since the start of this method"
+ " invocation attempt.");
}
currentProxy = proxyProvider.getProxy();
}
invocationFailoverCount++;
}