svn tags/release-0.9.1: some unit test case failed with open JDK

[junit] Test org.apache.pig.test.TestDataModel FAILED
Testcase: testTupleToString took 0.004 sec
FAILED
toString expected:<...ad a little lamb)},[hello#world,goodbye#all],42,5000000000,3.14...> but was:<...ad a little lamb)},[goodbye#all,hello#world],42,5000000000,3.14...>
junit.framework.ComparisonFailure: toString expected:<...ad a little lamb)},[hello#world,goodbye#all],42,5000000000,3.14...> but was:<...ad a little lamb)},[goodbye#all,hello#world],42,5000000000,3.14...>
at org.apache.pig.test.TestDataModel.testTupleToString(TestDataModel.java:269

[junit] Test org.apache.pig.test.TestHBaseStorage FAILED
Tests run: 18, Failures: 0, Errors: 12, Time elapsed: 188.612 sec

Testcase: testHeterogeneousScans took 0.018 sec
Caused an ERROR
java.io.FileNotFoundException: /root/pigtest/conf/hadoop-site.xml (Too many open files)
java.lang.RuntimeException: java.io.FileNotFoundException: /root/pigtest/conf/hadoop-site.xml (Too many open files)
at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:1162)
at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:1035)
at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:980)
at org.apache.hadoop.conf.Configuration.get(Configuration.java:436)
at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.<init>(HConnectionManager.java:271)
at org.apache.hadoop.hbase.client.HConnectionManager.getConnection(HConnectionManager.java:155)
at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:167)
at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:130)
at org.apache.pig.test.TestHBaseStorage.prepareTable(TestHBaseStorage.java:809)
at org.apache.pig.test.TestHBaseStorage.testHeterogeneousScans(TestHBaseStorage.java:741)
Caused by: java.io.FileNotFoundException: /root/pigtest/conf/hadoop-site.xml (Too many open files)
at java.io.FileInputStream.<init>(FileInputStream.java:112)
at java.io.FileInputStream.<init>(FileInputStream.java:72)
at sun.net.www.protocol.file.FileURLConnection.connect(FileURLConnection.java:70)
at sun.net.www.protocol.file.FileURLConnection.getInputStream(FileURLConnection.java:161)
at org.apache.xerces.impl.XMLEntityManager.setupCurrentEntity(Unknown Source)
at org.apache.xerces.impl.XMLVersionDetector.determineDocVersion(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
at org.apache.xerces.parsers.DOMParser.parse(Unknown Source)
at org.apache.xerces.jaxp.DocumentBuilderImpl.parse(Unknown Source)
at javax.xml.parsers.DocumentBuilder.parse(Unknown Source)
at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:1079)

Caused an ERROR
Could not resolve the DNS name of hostname:39611
java.lang.IllegalArgumentException: Could not resolve the DNS name of hostname:39611
at org.apache.hadoop.hbase.HServerAddress.checkBindAddressCanBeResolved(HServerAddress.java:105)
at org.apache.hadoop.hbase.HServerAddress.<init>(HServerAddress.java:66)
at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:755)
at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:590)
at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:555)
at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:171)
at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:145)
at org.apache.pig.test.TestHBaseStorage.deleteAllRows(TestHBaseStorage.java:120)
at org.apache.pig.test.TestHBaseStorage.tearDown(TestHBaseStorage.java:112)

[junit] Test org.apache.pig.test.TestMRCompiler FAILED
Testcase: testSortUDF1 took 0.045 sec
FAILED
null expected:<...---MapReduce(20,SUM,[COUNT,TestMRCompiler$WeirdComparator]) - -18:

[junit] Test org.apache.pig.test.TestNewPlanLogToPhyTranslationVisitor FAILED
(1)
Testcase: testSimplePlan took 0.675 sec
FAILED
expected:<class org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.POProject> but was:<class org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.ConstantExpression>
junit.framework.AssertionFailedError: expected:<class org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.POProject> but was:<class org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.ConstantExpression>
at org.apache.pig.test.TestNewPlanLogToPhyTranslationVisitor.testSimplePlan(TestNewPlanLogToPhyTranslationVisitor.java:127)
(2)
Testcase: testJoinPlan took 0.064 sec
FAILED
expected:<0> but was:<1>
junit.framework.AssertionFailedError: expected:<0> but was:<1>
at org.apache.pig.test.TestNewPlanLogToPhyTranslationVisitor.testJoinPlan(TestNewPlanLogToPhyTranslationVisitor.java:158)
(3)
Testcase: testMultiStore took 0.041 sec
FAILED
expected:<0> but was:<1>
junit.framework.AssertionFailedError: expected:<0> but was:<1>
at org.apache.pig.test.TestNewPlanLogToPhyTranslationVisitor.testMultiStore(TestNewPlanLogToPhyTranslationVisitor.java:239)

[junit] Test org.apache.pig.test.TestPruneColumn FAILED
(1)
Testcase: testMapKey2 took 7.1 sec
FAILED
null
junit.framework.AssertionFailedError: null
at org.apache.pig.test.TestPruneColumn.testMapKey2(TestPruneColumn.java:1206)
(2)
Testcase: testMapKey3 took 7.088 sec
FAILED
null
junit.framework.AssertionFailedError: null
at org.apache.pig.test.TestPruneColumn.testMapKey3(TestPruneColumn.java:1222)
(3)
Testcase: testMapKeyInSplit1 took 7.1 sec
FAILED
null
junit.framework.AssertionFailedError: null
at org.apache.pig.test.TestPruneColumn.testMapKeyInSplit1(TestPruneColumn.java:1296)
(4)
Testcase: testSharedSchemaObject took 7.1 sec
FAILED
null
junit.framework.AssertionFailedError: null
at org.apache.pig.test.TestPruneColumn.testSharedSchemaObject(TestPruneColumn.java:1619)