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HDFS-15460. TestFileCreation#testServerDefaultsWithMinimalCaching fails intermittently. (#2406)

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Ahmed Hussein 2020-10-27 20:56:40 -05:00 committed by GitHub
parent 98097b8f19
commit d0c786db4d
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1 changed files with 13 additions and 7 deletions
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hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
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@ -239,9 +239,8 @@ public class TestFileCreation {
* Test that server defaults are updated on the client after cache expiration.
*/
@Test
public void testServerDefaultsWithMinimalCaching()
throws IOException, InterruptedException {
// Create cluster with an explicit block size param
public void testServerDefaultsWithMinimalCaching() throws Exception {
// Create cluster with an explicit block size param.
Configuration clusterConf = new HdfsConfiguration();
long originalBlockSize = DFS_BLOCK_SIZE_DEFAULT * 2;
clusterConf.setLong(DFS_BLOCK_SIZE_KEY, originalBlockSize);
@ -273,10 +272,17 @@ public class TestFileCreation {
defaults.getDefaultStoragePolicyId());
doReturn(newDefaults).when(spyNamesystem).getServerDefaults();
Thread.sleep(1);
defaults = dfsClient.getServerDefaults();
// Value is updated correctly
assertEquals(updatedDefaultBlockSize, defaults.getBlockSize());
// Verify that the value is updated correctly. Wait for 3 seconds.
GenericTestUtils.waitFor(()->{
try {
FsServerDefaults currDef = dfsClient.getServerDefaults();
return (currDef.getBlockSize() == updatedDefaultBlockSize);
} catch (IOException e) {
// do nothing;
return false;
}
}, 1, 3000);
} finally {
cluster.shutdown();
}