2516913 - Signal 11 in mda_fill_and_send_monProcessWaits - SAP ASE | SAP Knowledge Base Article

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2516913 - Signal 11 in mda_fill_and_send_monProcessWaits - SAP ASE

Symptom

  • ASE monitoring via MDA tables sometimes failes w ith Signal 11 followed by a stack trace:

Current process (0x6d450bfe) infected with signal 11 (SIGSEGV)
Address 0x0x0000000001815c57 (mda_fill_and_send_monProcessWaits+0xf9), siginfo (code, address) = (1, 0x0x0000000000001ae0)

  • SQL causing error:

select SPID, KPID, WaitEventID, Waits, WaitTime from master.dbo.monProcessWaits

  • Stack trace includes the following modules:

mda_fill_and_send_monProcessWaits
mda_std_populate_pid
mda_populate_monProcessWaits
mda_exec

Note: A complete stack trace is available under Attachments.


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Environment

SAP Adaptive Server Enterprise (ASE) 15.7 SP138

Product

SAP Adaptive Server Enterprise 15.7

Keywords

SEGV, segmentation, storage, access, violation, fault, segfault, kisignal, stacktrace, registers , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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