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HDFS-9181. Better handling of exceptions thrown during upgrade shutdown. Contributed by Wei-Chiu Chuang.

This commit is contained in:
Yongjun Zhang 2015-10-09 09:21:29 -07:00
parent 4aa9b3e75c
commit c11fc8a1be
3 changed files with 9 additions and 5 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -1500,6 +1500,9 @@ Release 2.8.0 - UNRELEASED
HDFS-8164. cTime is 0 in VERSION file for newly formatted NameNode.
(Xiao Chen via Yongjun Zhang)
HDFS-9181. Better handling of exceptions thrown during upgrade shutdown.
(Wei-Chiu Chuang via Yongjun Zhang)
OPTIMIZATIONS
HDFS-8026. Trace FSOutputSummer#writeChecksumChunks rather than

3
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
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@ -1743,8 +1743,9 @@ public class DataNode extends ReconfigurableBase
xserver.sendOOBToPeers();
((DataXceiverServer) this.dataXceiverServer.getRunnable()).kill();
this.dataXceiverServer.interrupt();
} catch (Throwable e) {
} catch (Exception e) {
// Ignore, since the out of band messaging is advisory.
LOG.trace("Exception interrupting DataXceiverServer: ", e);
}
}

8
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeExit.java
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@ -96,13 +96,13 @@ public class TestDataNodeExit {
public void testSendOOBToPeers() throws Exception {
DataNode dn = cluster.getDataNodes().get(0);
DataXceiverServer spyXserver = Mockito.spy(dn.getXferServer());
NullPointerException e = new NullPointerException();
Mockito.doThrow(e).when(spyXserver).sendOOBToPeers();
NullPointerException npe = new NullPointerException();
Mockito.doThrow(npe).when(spyXserver).sendOOBToPeers();
dn.xserver = spyXserver;
try {
dn.shutdown();
} catch (Throwable t) {
fail("DataNode shutdown should not have thrown exception " + t);
} catch (Exception e) {
fail("DataNode shutdown should not have thrown exception " + e);
}
}
}