HDFS-9376. TestSeveralNameNodes fails occasionally. Contributed by Masatake Iwasaki.
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@ -400,6 +400,9 @@ Trunk (Unreleased)
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HDFS-9580. TestComputeInvalidateWork#testDatanodeReRegistration failed
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due to unexpected number of invalidate blocks. (Wei-Chiu Chuang via zhz)
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HDFS-9376. TestSeveralNameNodes fails occasionally.
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(Masatake Iwasaki via cnauroth)
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BREAKDOWN OF HDFS-7285 SUBTASKS AND RELATED JIRAS
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HDFS-7347. Configurable erasure coding policy for individual files and
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@ -32,6 +32,7 @@ import org.apache.hadoop.fs.FSDataOutputStream;
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import org.apache.hadoop.fs.FileSystem;
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import org.apache.hadoop.fs.Path;
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import org.apache.hadoop.hdfs.MiniDFSCluster;
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import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
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import org.apache.hadoop.test.MultithreadedTestUtil.RepeatingTestThread;
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import org.apache.hadoop.test.MultithreadedTestUtil.TestContext;
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import org.junit.Test;
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@ -57,6 +58,8 @@ public class TestSeveralNameNodes {
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// setup the harness
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harness.setNumberOfNameNodes(NUM_NAMENODES);
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harness.addFailoverThread(TIME_BETWEEN_FAILOVERS);
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harness.conf.setInt(HdfsClientConfigKeys.Failover.SLEEPTIME_MAX_KEY, 1000);
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harness.conf.setInt(HdfsClientConfigKeys.Failover.MAX_ATTEMPTS_KEY, 128);
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final MiniDFSCluster cluster = harness.startCluster();
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try {
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@ -78,7 +81,8 @@ public class TestSeveralNameNodes {
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// wait for all the writer threads to finish, or that we exceed the time
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long start = System.currentTimeMillis();
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while ((System.currentTimeMillis() - start) < RUNTIME) {
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while ((System.currentTimeMillis() - start) < RUNTIME &&
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writers.size() > 0) {
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for (int i = 0; i < writers.size(); i++) {
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CircularWriter writer = writers.get(i);
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// remove the writer from the ones to check
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@ -176,4 +180,4 @@ public class TestSeveralNameNodes {
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return new Path(dir, Integer.toString(i));
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}
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}
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}
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}
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