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HDFS-4581. DataNode.checkDiskError should not be called on network errors. Contributed by Rohit Kochar. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1461597 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Kihwal Lee 2013-03-27 14:21:13 +00:00
parent 375584ae0f
commit c9f5052803
2 changed files with 19 additions and 3 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -2467,6 +2467,9 @@ Release 0.23.7 - UNRELEASED
HDFS-3367. WebHDFS doesn't use the logged in user when opening
connections (daryn)
HDFS-4581. checkDiskError should not be called on network errors (Rohit
Kochar via kihwal)
Release 0.23.6 - UNRELEASED
INCOMPATIBLE CHANGES

17
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
View File

@ -60,8 +60,11 @@ import java.io.PrintStream;
import java.net.InetSocketAddress;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.SocketException;
import java.net.SocketTimeoutException;
import java.net.URI;
import java.net.UnknownHostException;
import java.nio.channels.ClosedByInterruptException;
import java.nio.channels.ServerSocketChannel;
import java.nio.channels.SocketChannel;
import java.security.PrivilegedExceptionAction;
@ -1172,7 +1175,13 @@ public class DataNode extends Configured
protected void checkDiskError(Exception e ) throws IOException {
LOG.warn("checkDiskError: exception: ", e);
if (e instanceof SocketException || e instanceof SocketTimeoutException
|| e instanceof ClosedByInterruptException
|| e.getMessage().startsWith("Broken pipe")) {
LOG.info("Not checking disk as checkDiskError was called on a network" +
" related exception");
return;
}
if (e.getMessage() != null &&
e.getMessage().startsWith("No space left on device")) {
throw new DiskOutOfSpaceException("No space left on device");
@ -1485,7 +1494,11 @@ public class DataNode extends Configured
LOG.warn(bpReg + ":Failed to transfer " + b + " to " +
targets[0] + " got ", ie);
// check if there are any disk problem
checkDiskError();
try{
checkDiskError(ie);
} catch(IOException e) {
LOG.warn("DataNode.checkDiskError failed in run() with: ", e);
}
} finally {
xmitsInProgress.getAndDecrement();