[HADOOP-12603] TestSymlinkLocalFSFileContext#testSetTimesSymlinkToDir occasionally fail

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: test
• Labels: solaris windows
• Hadoop Flags: Reviewed
• Assignee: Wei-Chiu Chuang
• Reporter: Wei-Chiu Chuang
• Created: 25/Nov/15 22:32
• Updated: 02/Oct/19 17:12
• Resolved: 13/Jan/16 00:01

Description

I have observed this test failure a few times in the past. When it fails, the expected access time (of the file link) is always 1000 less than the actual access time.

Error Message

expected:<1448478654000> but was:<1448478655000>

Stacktrace

java.lang.AssertionError: expected:<1448478654000> but was:<1448478655000>
	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.fs.SymlinkBaseTest.testSetTimesSymlinkToDir(SymlinkBaseTest.java:1391)
	at org.apache.hadoop.fs.TestSymlinkLocalFS.testSetTimesSymlinkToDir(TestSymlinkLocalFS.java:233)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)

Standard Output

2015-11-25 19:10:55,231 WARN  fs.FileUtil (FileUtil.java:symLink(813)) - Command 'ln -s /testptch/hadoop/hadoop-common-project/hadoop-common/target/test/data/4/vae1ng5t75/test1/file /testptch/hadoop/hadoop-common-project/hadoop-common/target/test/data/4/vae1ng5t75/test2/linkToFile' failed 1 with: ln: failed to create symbolic link '/testptch/hadoop/hadoop-common-project/hadoop-common/target/test/data/4/vae1ng5t75/test2/linkToFile': No such file or directory

2015-11-25 19:10:56,212 WARN  fs.FileUtil (FileUtil.java:symLink(813)) - Command 'ln -s /testptch/hadoop/hadoop-common-project/hadoop-common/target/test/data/4/vae1ng5t75/test1/file /testptch/hadoop/hadoop-common-project/hadoop-common/target/test/data/4/vae1ng5t75/test1/linkToFile' failed 1 with: ln: failed to create symbolic link '/testptch/hadoop/hadoop-common-project/hadoop-common/target/test/data/4/vae1ng5t75/test1/linkToFile': File exists

Issue Links

• is broken by: HADOOP-12045 Enable LocalFileSystem#setTimes to change atime
• is related to: HADOOP-12849 TestSymlinkLocalFSFileSystem fails intermittently
• relates to: HADOOP-12583 Sundry symlink problems on Solaris
• relates to: HADOOP-11985 Improve Solaris support in Hadoop
• relates to: HADOOP-11935 Provide optional native implementation of stat syscall.