Daniel Patterson wrote:
I've turned off persistance "<broker persistance="false">" and that
makes this problem go away, but
the broker then uses large amounts of memory, seemingly uncapped.
I've moved this process to
a directory on local disk and re-enabled persistence, and the problem
returns.
I've also turned on debug, and it reveals a little bit more
information. Just prior to the IOException: Not started
error, another exception is thrown by the JDBCPersistenceAdapter:
2006-11-22 08:37:24,880 [eckpoint worker] DEBUG
JDBCPersistenceAdapter - Commit failed: A truncation error was
encountered trying to shrink BLOB 'XX-RESOLVE-XX' to length 1048576.,
due to: A truncation error was encountered trying to shrink BLOB
'XX-RESOLVE-XX' to length 1048576.
ERROR 22001: A truncation error was encountered trying to shrink BLOB
'XX-RESOLVE-XX' to length 1048576.
at
org.apache.derby.iapi.error.StandardException.newException(Unknown Source)
at
org.apache.derby.iapi.types.SQLBinary.checkHostVariable(Unknown Source)
at
org.apache.derby.exe.ac38c30028x010fx1048xc115xffff840419a80.e0(Unknown
Source)
at
org.apache.derby.impl.services.reflect.DirectCall.invoke(Unknown Source)
at
org.apache.derby.impl.sql.execute.RowResultSet.getNextRowCore(Unknown
Source)
at
org.apache.derby.impl.sql.execute.NormalizeResultSet.getNextRowCore(Unknown
Source)
at
org.apache.derby.impl.sql.execute.DMLWriteResultSet.getNextRowCore(Unknown
Source)
at
org.apache.derby.impl.sql.execute.InsertResultSet.open(Unknown Source)
at
org.apache.derby.impl.sql.GenericPreparedStatement.execute(Unknown Source)
at
org.apache.derby.impl.jdbc.EmbedStatement.executeStatement(Unknown Source)
at
org.apache.derby.impl.jdbc.EmbedPreparedStatement.executeBatchElement(Unknown
Source)
at
org.apache.derby.impl.jdbc.EmbedStatement.executeBatch(Unknown Source)
at
org.apache.activemq.store.jdbc.TransactionContext.executeBatch(TransactionContext.java:96)
at
org.apache.activemq.store.jdbc.TransactionContext.executeBatch(TransactionContext.java:75)
at
org.apache.activemq.store.jdbc.TransactionContext.commit(TransactionContext.java:154)
at
org.apache.activemq.store.jdbc.JDBCPersistenceAdapter.commitTransaction(JDBCPersistenceAdapter.java:363)
at
org.apache.activemq.store.journal.JournalPersistenceAdapter.commitTransaction(JournalPersistenceAdapter.java:193)
at
org.apache.activemq.store.journal.JournalMessageStore$3.execute(JournalMessageStore.java:271)
at
org.apache.activemq.util.TransactionTemplate.run(TransactionTemplate.java:44)
at
org.apache.activemq.store.journal.JournalMessageStore.checkpoint(JournalMessageStore.java:247)
at
org.apache.activemq.store.journal.JournalTopicMessageStore.checkpoint(JournalTopicMessageStore.java:162)
at
org.apache.activemq.store.journal.JournalPersistenceAdapter$5.call(JournalPersistenceAdapter.java:373)
at
edu.emory.mathcs.backport.java.util.concurrent.FutureTask.run(FutureTask.java:176)
at
edu.emory.mathcs.backport.java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650)
at
edu.emory.mathcs.backport.java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675)
at java.lang.Thread.run(Thread.java:595)
2006-11-22 08:37:24,881 [eckpoint Worker] ERROR
JournalPersistenceAdapter - Failed to checkpoint a message store:
edu.emory.mathcs.backport.java.util.concurrent.ExecutionException:
java.io.IOException: Not started.
edu.emory.mathcs.backport.java.util.concurrent.ExecutionException:
java.io.IOException: Not started.
at
edu.emory.mathcs.backport.java.util.concurrent.FutureTask.getResult(FutureTask.java:299)
at
edu.emory.mathcs.backport.java.util.concurrent.FutureTask.get(FutureTask.java:118)
at
org.apache.activemq.store.journal.JournalPersistenceAdapter.doCheckpoint(JournalPersistenceAdapter.java:386)
at
org.apache.activemq.store.journal.JournalPersistenceAdapter$2.iterate(JournalPersistenceAdapter.java:129)
at
org.apache.activemq.thread.DedicatedTaskRunner.runTask(DedicatedTaskRunner.java:88)
at
org.apache.activemq.thread.DedicatedTaskRunner.access$000(DedicatedTaskRunner.java:25)
at
org.apache.activemq.thread.DedicatedTaskRunner$1.run(DedicatedTaskRunner.java:39)
Caused by: java.io.IOException: Not started.
at
org.apache.activemq.store.jdbc.TransactionContext.rollback(TransactionContext.java:168)
at
org.apache.activemq.store.jdbc.JDBCPersistenceAdapter.rollbackTransaction(JDBCPersistenceAdapter.java:368)
at
org.apache.activemq.store.journal.JournalPersistenceAdapter.rollbackTransaction(JournalPersistenceAdapter.java:197)
at
org.apache.activemq.util.TransactionTemplate.run(TransactionTemplate.java:62)
at
org.apache.activemq.store.journal.JournalMessageStore.checkpoint(JournalMessageStore.java:247)
at
org.apache.activemq.store.journal.JournalTopicMessageStore.checkpoint(JournalTopicMessageStore.java:162)
at
org.apache.activemq.store.journal.JournalPersistenceAdapter$5.call(JournalPersistenceAdapter.java:373)
at
edu.emory.mathcs.backport.java.util.concurrent.FutureTask.run(FutureTask.java:176)
Looks like a derby bug? I don't have the flexibility ot setup any
other JDBC store, what other options are there?
daniel
