SAP Knowledge Base Article - Preview

2839210 - Signal 11 in EquivClass::eqcFindPdTreeLogProps() - SAP ASE

Symptom

  • A user running a query with SELECT DISTINCT, WHERE and ORDER BY is unexpectedly disconnected.
  • The ASE errorlog contains an "infected with signal 11" error in the module EquivClass::eqcFindPdTreeLogProps() with a stack trace:

Current process (0x3c5901d9) infected with signal 11 (SIGSEGV)
Address 0x0x0000000001a97c6a (EquivClass::eqcFindPdTreeLogProps(TreeLogProps*, TreeLogProps*, bool)+0x58a), siginfo (code, address) = (1, 0x0x0000000000000058)

  • The following functions are in the stack trace:

EquivClass::eqcGetPdTreeLogProps
EqcN::eqcGenNlJoinPop
PopReptnIndScan<ParallelCost, ParallelProps>::_popAvailPartCompute
OptBlock::OptDeepPdTransform
OptBlock::OptPostProcess
SearchEngine::SeFindOptimal
OptGlobal::_GblSearchEngine
OptGlobal::GblOptimize
Optimize

  Note: A complete stack trace is available under Attachments.


Read more...

Environment

SAP Adaptive Server Enterprise (ASE) 16.0

Product

SAP Adaptive Server Enterprise 16.0

Keywords

CR#820058, CR820058, 820058, merge_join, alternative_greedy_search, SEGV, segmentation, storage, access, violation, fault, segfault, kisignal, stacktrace,  registers , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP ONE Support launchpad (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.