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2308870 - Signal 11 in PopEmit<SerialCost, SerialProps>::emitMatchProperties() - SAP BW on ASE 16.0

Symptom

  • ASE configuration parameter "max query parallel degree" is set to 1 on SAP Business Warehouse (BW) systems.
  • BW jobs/queries fail occasionally on these systems with an "infected with signal 11" error with a stack trace:

Current process (0x67f900a3) infected with signal 11 (SIGSEGV)
Address 0x0x000000000095eab9 (PopEmit<SerialCost, SerialProps>::emitMatchProperties(bool)+0x29), siginfo (code, addre ss) = (1, 0x0x0000000000000008)

  • Stack trace includes the following functions:

PopEmit<SerialCost, SerialProps>::emitMatchProperties
PopReptnIndScan<ParallelCost, ParallelProps>::popGenCgp
OptGlobal::_GblAddTopLevel
OptGlobal::GblOptimize
Optimize
s_compile_stmt
s_compile
sequencer
curs_execute
s_setupcursor

  Note: A complete stack trace is available under Attachments.


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Environment

SAP Adaptive Server Enterprise (ASE) 16.0 for Business Suite

Product

SAP Adaptive Server Enterprise 16.0 ; SAP NetWeaver 7.4

Keywords

SEGV, SerialCost, CR798012, 798012, CR#798012, parallel, segmentation, storage, access, violation, fault, segfault, kisignal, stacktrace , KBA , BW-SYS-DB-SYB , BW on Adaptive Server Enterprise , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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