Yongjun Zhang created HDFS-7226:
-----------------------------------
Summary: TestDNFencing.testQueueingWithAppend failed often in
latest test
Key: HDFS-7226
URL: https://issues.apache.org/jira/browse/HDFS-7226
Project: Hadoop HDFS
Issue Type: Bug
Components: ha
Affects Versions: 2.6.0
Reporter: Yongjun Zhang
Using tool from HADOOP-11045, got the following report:
{code}
[yzhang@localhost jenkinsftf]$ ./determine-flaky-tests-hadoop.py -j
PreCommit-HDFS-Build -n 1
****Recently FAILED builds in url:
https://builds.apache.org//job/PreCommit-HDFS-Build
THERE ARE 9 builds (out of 9) that have failed tests in the past 1 days, as
listed below:
......
Among 9 runs examined, all failed tests <#failedRuns: testName>:
7:
org.apache.hadoop.hdfs.server.namenode.ha.TestDNFencing.testQueueingWithAppend
6:
org.apache.hadoop.hdfs.server.namenode.ha.TestDNFencingWithReplication.testFencingStress
3:
org.apache.hadoop.hdfs.server.namenode.snapshot.TestOpenFilesWithSnapshot.testOpenFilesWithMultipleSnapshots
1: org.apache.hadoop.hdfs.server.namenode.TestEditLog.testFailedOpen
1: org.apache.hadoop.hdfs.server.namenode.TestEditLog.testSyncBatching
......
{code}
TestDNFencingWithReplication.testFencingStress was reported as HDFS-7221.
Creating this jira for TestDNFencing.testQueueingWithAppend.
Symptom:
{code}
Failed
org.apache.hadoop.hdfs.server.namenode.ha.TestDNFencing.testQueueingWithAppend
Failing for the past 1 build (Since Failed#8390 )
Took 2.9 sec.
Error Message
expected:<18> but was:<12>
Stacktrace
java.lang.AssertionError: expected:<18> but was:<12>
at org.junit.Assert.fail(Assert.java:88)
at org.junit.Assert.failNotEquals(Assert.java:743)
at org.junit.Assert.assertEquals(Assert.java:118)
at org.junit.Assert.assertEquals(Assert.java:555)
at org.junit.Assert.assertEquals(Assert.java:542)
at
org.apache.hadoop.hdfs.server.namenode.ha.TestDNFencing.testQueueingWithAppend(TestDNFencing.java:448)
{code}
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