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HDFS-9376. TestSeveralNameNodes fails occasionally. Contributed by Masatake Iwasaki. 

(cherry picked from commit 84a8147791)

 Conflicts:
	hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
This commit is contained in:
cnauroth 2015-12-29 14:37:03 -08:00 committed by Masatake Iwasaki
parent d0504cf74d
commit 73ae3cee85
1 changed files with 6 additions and 2 deletions
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8
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestSeveralNameNodes.java
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@ -32,6 +32,7 @@ import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
import org.apache.hadoop.test.MultithreadedTestUtil.RepeatingTestThread;
import org.apache.hadoop.test.MultithreadedTestUtil.TestContext;
import org.junit.Test;
@ -57,6 +58,8 @@ public class TestSeveralNameNodes {
// setup the harness
harness.setNumberOfNameNodes(NUM_NAMENODES);
harness.addFailoverThread(TIME_BETWEEN_FAILOVERS);
harness.conf.setInt(HdfsClientConfigKeys.Failover.SLEEPTIME_MAX_KEY, 1000);
harness.conf.setInt(HdfsClientConfigKeys.Failover.MAX_ATTEMPTS_KEY, 128);
final MiniDFSCluster cluster = harness.startCluster();
try {
@ -78,7 +81,8 @@ public class TestSeveralNameNodes {
// wait for all the writer threads to finish, or that we exceed the time
long start = System.currentTimeMillis();
while ((System.currentTimeMillis() - start) < RUNTIME) {
while ((System.currentTimeMillis() - start) < RUNTIME &&
writers.size() > 0) {
for (int i = 0; i < writers.size(); i++) {
CircularWriter writer = writers.get(i);
// remove the writer from the ones to check
@ -176,4 +180,4 @@ public class TestSeveralNameNodes {
return new Path(dir, Integer.toString(i));
}
}
}
}