DB2 - Problembeschreibung
Problem IT27067 | Status: Geschlossen |
HANG MAY OCCUR WITH COLUMN ORGANIZED QUERY IN DPF ENVIRONMENT WHERE AGENT CANNOT BE FORCED | |
Produkt: | |
DB2 FOR LUW / DB2FORLUW / B10 - DB2 | |
Problembeschreibung: | |
In a Column Organized DPF environment a query may hang which cannot then be forced off. The stack trace on for the hanging query on one of the data nodes will show the following: -------Frame------ ------Function + Offset------ 0x0900000000113194 thread_wait + 0x94 0x0900000034B91414 sqloWaitEDUWaitPost + 0x434 0x090000003587C5C0 sqkfChannel::WaitRecvReady(int,int) + 0x1220 0x090000003588EE20 sqkfChannel::ReceiveAnyBuffer(sqkfBuffer**,int,int*) + 0x680 0x0900000038CAF988 sqlkq_process_ctl_msg(SQLKQ_CB*,int,unsigned int) + 0x788 0x0900000049753074 sqlkq_process_stopwrite(sqeAgent*,SQLKQ_CB*,int) + 0x2B4 0x0900000049752124 ibm_cde::query::TableQueueWriter::send(bool) + 0x484 0x0900000049752870 ibm_cde::query::TableQueueWriter::sendWU(bool) + 0xC0 0x09000000496AE6C8 ibm_cde::query::TableQueueWriteEvaluator::createAndWriteMiniWU(u nsigned long,std::vector&,unsigned long,ibm_cde::query::TableQueueWriter*,short,unsigned int&) + 0x3D8 0x09000000496D6AE4 ibm_cde::query::TableQueueWriteScatterEvaluator::processInputsSy nchronously() + 0x6A4 0x090000004794EB70 ibm_cde::query::Evaluator::evaluate(bool,bool,ibm_cde::query::Ev aluator::EvaluatorRestartState&,ibm_cde::query::OptPredicateTrac ker*) + 0x1040 0x0900000047CD6ECC ibm_cde::query::EvaluationRoutine::evaluate(unsigned int,sql_static_data*) + 0x3DC 0x0900000049436350 ibm_cde::query::Scheduler::evaluateChain(ibm_cde::query::Evaluat ionRoutine*,unsigned long&) + 0x370 0x0900000049433248 ibm_cde::query::Scheduler::runWorkerThread(void*,int*) + 0x318 0x090000004943E8B0 ibm_cde::query::cdeEntryPointImpl(sqeAgent*,void*,void*) + 0xA0 0x090000004C8274C4 cdeInterface::startCdeSubagent(sqeAgent*) + 0xB4 0x0900000037CB3408 sqlriInvokeCde(sqlrr_cb*) + 0x48 0x0900000037CD8998 sqlriSectInvoke(sqlrr_cb*,sqlri_opparm*) + 0x618 0x0900000039E75A08 sqlrr_smp_router(sqlrr_cb*) + 0x188 0x0900000039E71EC8 sqlrr_subagent_router(sqeAgent*,SQLE_DB2RA_T*) + 0xFC8 0x0900000039E54020 IPRA.$sqleSubRequestRouter(sqeAgent*,unsigned int*,unsigned long*) + 0x7C0 0x0900000039E4E0C8 sqleProcessSubRequest(sqeAgent*) + 0x2C28 0x0900000034BAABCC sqeAgent::RunEDU() + 0x9EC 0x0900000034B8D7C0 sqzEDUObj::EDUDriver() + 0x300 0x0900000034A7C714 sqloEDUEntry + 0x374 An instance restart will be required to clear the hanging agent. | |
Problem-Zusammenfassung: | |
**************************************************************** * USERS AFFECTED: * * ALL * **************************************************************** * PROBLEM DESCRIPTION: * * See Error Description * **************************************************************** * RECOMMENDATION: * * Upgrade to Db2 11.1 Mod 4 Fixpack 5 or higher * **************************************************************** | |
Local-Fix: | |
Lösung | |
Workaround | |
keiner bekannt / siehe Local-Fix | |
Weitere Daten | |
Datum - Problem gemeldet : Datum - Problem geschlossen : Datum - der letzten Änderung: | 22.11.2018 16.01.2020 16.01.2020 |
Problem behoben ab folgender Versionen (IBM BugInfos) | |
Problem behoben lt. FixList in der Version |