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2744385 - During BACKUP DATABASE FULL IQ_SYSTEM_MAIN is out of space -SAP IQ

Symptom

  • Each time a "backup database full" is run, the backup is successful but "IQ_SYSTEM_MAIN is out of space" error and

  a non-fatal stack trace on s_blockmap::CreateDontZero can be seen in IQMSG.

  • Many other processes are running at the same.
  • IQ_SYSTEM_MAIN size is below the 1~2% of the user dbspace size.

********************************************************
**
** Non-Fatal IQ Internal Error Detected
** at slib/s_blockmap.cxx:5332 on thread 140424114489088 (TID 14)
** Stack at point where server ran out of unprivileged space


s_blockmap::CreateDontZero
s_scratchPage::CreateBuf
v2s_bmcontext::bmlev1sgblkcpyalloc
v2s_bmcontext::bmsegcpy
v2s_bmcontext::bmselfunion
s_bm::Or
st_txncb::FlushCoalesce
st_txncb::FlushForCommit


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Environment

  • SAP IQ 16.0
  • SAP IQ 16.1

Product

SAP IQ 16.0 ; SAP IQ 16.1

Keywords

CR817999 ; CR#817999 ; 817999 ;  s_blockmap::CreateDontZero ; st_txncb::FlushCoalesce ; st_txncb::FlushForCommit , KBA , BC-SYB-IQ , Sybase IQ , Problem

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