SAP Knowledge Base Article - Preview

1937483 - Temporary hangs in Checkpoint - SAP IQ

Symptom

  • SAP IQ temporarily hangs
  • Normal processing resumes after a time
  • During the hang, no one can log in
  • During the hang, the last line in the .iqmsg log is "Chk" -- automatic checkpoint
  • Only seen in a busy production IQ server

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Environment

  • SAP IQ 12.7
  • SAP IQ 15.x
  • SAP IQ 16.0
  • SAP IQ 16.1

Product

SAP IQ 16.0 ; SAP IQ 16.1 ; SAP Sybase IQ 15.2 ; SAP Sybase IQ 15.4 ; Sybase IQ 12.7

Keywords

mini-hang, connection, transactions, -gc, Chk , KBA , BC-SYB-IQ , Sybase IQ , Problem

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