[jbosscache-issues] [JBoss JIRA] Updated: (JBCACHE-1551) Locking parent node?

Locking parent node? -------------------- Key: JBCACHE-1551 URL: https://jira.jboss.org/jira/browse/JBCACHE-1551 Project: JBoss Cache Issue Type: Bug Security Level: Public(Everyone can see) Components: Locking Affects Versions: 3.2.0.GA, 3.2.1.GA Reporter: Nikolay Shestakov Assignee: Manik Surtani I have next test: @Test public void nodes() { // setup Fqn<String> fqn1 = Fqn.fromElements(UUID.randomUUID().toString().replace("-", "")); String attribute1 = UUID.randomUUID().toString().replace("-", ""); String value1 = UUID.randomUUID().toString().replace("-", ""); Fqn<String> fqn2 = Fqn.fromElements(UUID.randomUUID().toString().replace("-", "")); String attribute2 = UUID.randomUUID().toString().replace("-", ""); String value2 = UUID.randomUUID().toString().replace("-", ""); Assert.assertFalse(fqn1.equals(fqn2)); // call TransactionHelper.begin(); _cache.put(fqn1, attribute1, value1); TransactionHelper.begin(); // suspend and begin new _cache.put(fqn2, attribute2, value2); TransactionHelper.commit(); TransactionHelper.commit(); // assertions Assert.assertEquals(value1, _cache.get(fqn1, attribute1)); Assert.assertEquals(value2, _cache.get(fqn2, attribute2)); // clear } sometimes this test is fail (~ one time from 1000 executions): Unable to acquire lock on Fqn [/test19cb7eae7cc546b1909261c289] after [10000] milliseconds for requestor [GlobalTransaction:<null>:3]! Lock held by [GlobalTransaction:<null>:2] at org.jboss.cache.mvcc.MVCCNodeHelper.acquireLock(MVCCNodeHelper.java:159) at org.jboss.cache.mvcc.MVCCNodeHelper.wrapNodeForWriting(MVCCNodeHelper.java:236) at org.jboss.cache.mvcc.MVCCNodeHelper.wrapNodeForWriting(MVCCNodeHelper.java:186) at org.jboss.cache.interceptors.MVCCLockingInterceptor.handlePutKeyValueCommand(MVCCLockingInterceptor.java:101) at org.jboss.cache.interceptors.base.PrePostProcessingCommandInterceptor.visitPutKeyValueCommand(PrePostProcessingCommandInterceptor.java:88) at org.jboss.cache.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:100) at org.jboss.cache.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:116) at org.jboss.cache.interceptors.base.CommandInterceptor.handleDefault(CommandInterceptor.java:131) at org.jboss.cache.commands.AbstractVisitor.visitPutKeyValueCommand(AbstractVisitor.java:65) at org.jboss.cache.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:100) at org.jboss.cache.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:116) at org.jboss.cache.interceptors.TxInterceptor.attachGtxAndPassUpChain(TxInterceptor.java:301) at org.jboss.cache.interceptors.TxInterceptor.handleDefault(TxInterceptor.java:283) at org.jboss.cache.commands.AbstractVisitor.visitPutKeyValueCommand(AbstractVisitor.java:65) at org.jboss.cache.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:100) at org.jboss.cache.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:116) at org.jboss.cache.interceptors.CacheMgmtInterceptor.visitPutKeyValueCommand(CacheMgmtInterceptor.java:119) at org.jboss.cache.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:100) at org.jboss.cache.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:116) at org.jboss.cache.interceptors.InvocationContextInterceptor.handleAll(InvocationContextInterceptor.java:178) at org.jboss.cache.interceptors.InvocationContextInterceptor.visitPutKeyValueCommand(InvocationContextInterceptor.java:82) at org.jboss.cache.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:100) at org.jboss.cache.interceptors.InterceptorChain.invoke(InterceptorChain.java:287) at org.jboss.cache.invocation.CacheInvocationDelegate.put(CacheInvocationDelegate.java:555) config file is: <?xml version="1.0" encoding="UTF-8"?> <jbosscache xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="urn:jboss:jbosscache-core:config:3.2"> <transaction transactionManagerLookupClass="org.jboss.cache.transaction.GenericTransactionManagerLookup" /> <locking isolationLevel="REPEATABLE_READ" lockParentForChildInsertRemove="false" nodeLockingScheme="mvcc" /> <jmxStatistics enabled="true" /> </jbosscache>