Oracle/PostgreSQL deadlock on create/delete document

2013-02-16 02:47:39,114 WARN  [org.nuxeo.ecm.platform.ui.web.restAPI.SystemLogRestlet] ----- Selenium createWSToDelete
2013-02-16 02:47:51,200 WARN  [org.nuxeo.ecm.platform.ui.web.restAPI.SystemLogRestlet] ----- Selenium deleteWorkspace
2013-02-16 02:48:03,543 WARN  [org.nuxeo.ecm.platform.ui.web.restAPI.SystemLogRestlet] ----- Selenium verifyDeletedDocumentContent
2013-02-16 02:48:21,981 WARN  [org.nuxeo.ecm.platform.ui.web.restAPI.SystemLogRestlet] ----- Selenium searchUsers
2013-02-16 02:48:25,246 WARN  [com.sun.jersey.api.core.ResourceConfig] Class org.nuxeo.opensocial.webengine.gadgets.GadgetStreamWriter is ignored as an instance is registered in the set of singletons
2013-02-16 02:48:28,923 WARN  [org.nuxeo.ecm.platform.ui.web.restAPI.SystemLogRestlet] ----- Selenium searchGroup
2013-02-16 02:48:32,618 ERROR [org.nuxeo.ecm.core.work.AbstractWork] Exception during work: FulltextUpdaterWork(RUNNING, Progress(?%, 39/39), Saving)
org.nuxeo.ecm.core.api.ClientException: Failed to save session
	at org.nuxeo.ecm.core.api.AbstractSession.save(AbstractSession.java:1866)
	at sun.reflect.GeneratedMethodAccessor51.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.nuxeo.ecm.core.api.TransactionalCoreSessionWrapper.invoke(TransactionalCoreSessionWrapper.java:133)
	at $Proxy43.save(Unknown Source)
	at org.nuxeo.ecm.core.storage.sql.FulltextUpdaterWork.work(FulltextUpdaterWork.java:176)
	at org.nuxeo.ecm.core.work.AbstractWork.run(AbstractWork.java:162)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:662)
Caused by: org.nuxeo.ecm.core.api.DocumentException: org.nuxeo.ecm.core.storage.StorageException: Could not insert: INSERT INTO "FULLTEXT" ("ID", "JOBID", "FULLTEXT", "SIMPLETEXT", "BINARYTEXT", "FULLTEXT_TITLE", "SIMPLETEXT_TITLE", "BINARYTEXT_TITLE", "FULLTEXT_DESCRIPTION", "SIMPLETEXT_DESCRIPTION", "BINARYTEXT_DESCRIPTION") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
	at org.nuxeo.ecm.core.storage.sql.coremodel.SQLSession.save(SQLSession.java:151)
	at org.nuxeo.ecm.core.api.AbstractSession.save(AbstractSession.java:1862)
	... 10 more
Caused by: org.nuxeo.ecm.core.storage.StorageException: Could not insert: INSERT INTO "FULLTEXT" ("ID", "JOBID", "FULLTEXT", "SIMPLETEXT", "BINARYTEXT", "FULLTEXT_TITLE", "SIMPLETEXT_TITLE", "BINARYTEXT_TITLE", "FULLTEXT_DESCRIPTION", "SIMPLETEXT_DESCRIPTION", "BINARYTEXT_DESCRIPTION") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
	at org.nuxeo.ecm.core.storage.sql.jdbc.JDBCRowMapper.insertSimpleRows(JDBCRowMapper.java:597)
	at org.nuxeo.ecm.core.storage.sql.jdbc.JDBCRowMapper.writeCreates(JDBCRowMapper.java:494)
	at org.nuxeo.ecm.core.storage.sql.jdbc.JDBCRowMapper.write(JDBCRowMapper.java:464)
	at org.nuxeo.ecm.core.storage.sql.SoftRefCachingRowMapper.write(SoftRefCachingRowMapper.java:466)
	at org.nuxeo.ecm.core.storage.sql.SessionImpl.doFlush(SessionImpl.java:342)
	at org.nuxeo.ecm.core.storage.sql.SessionImpl.flush(SessionImpl.java:318)
	at org.nuxeo.ecm.core.storage.sql.SessionImpl.save(SessionImpl.java:301)
	at org.nuxeo.ecm.core.storage.sql.ra.ConnectionImpl.save(ConnectionImpl.java:176)
	at org.nuxeo.ecm.core.storage.sql.coremodel.SQLSession.save(SQLSession.java:149)
	... 11 more
Caused by: java.sql.BatchUpdateException: ORA-00060: deadlock detected while waiting for resource

	at oracle.jdbc.driver.OraclePreparedStatement.executeBatch(OraclePreparedStatement.java:10296)
	at oracle.jdbc.driver.OracleStatementWrapper.executeBatch(OracleStatementWrapper.java:216)
	at org.nuxeo.ecm.core.storage.sql.jdbc.JDBCRowMapper.insertSimpleRows(JDBCRowMapper.java:582)
	... 19 more
Caused by: java.sql.SQLException: ORA-00060: deadlock detected while waiting for resource

	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:440)
	at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:396)
	at oracle.jdbc.driver.T4C8Oall.processError(T4C8Oall.java:837)
	at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:445)
	at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:191)
	at oracle.jdbc.driver.T4C8Oall.doOALL(T4C8Oall.java:523)
	at oracle.jdbc.driver.T4CPreparedStatement.doOall8(T4CPreparedStatement.java:207)
	at oracle.jdbc.driver.T4CPreparedStatement.executeForRows(T4CPreparedStatement.java:1010)
	at oracle.jdbc.driver.OraclePreparedStatement.executeForRowsWithTimeout(OraclePreparedStatement.java:10096)
	at oracle.jdbc.driver.OraclePreparedStatement.executeBatch(OraclePreparedStatement.java:10200)
	... 21 more