Isolating Performance Problems

Determine whether the problem is external or internal to SAP Sybase IQ.

External to SAP Sybase IQ

  • Monitor the OS, hardware, and storage for any bottlenecks or issues
  • Look for high CPU use, high CPU system time, low CPU user time, high wait time
  • Look for I/O service times that are more than 10ms

Internal to SAP Sybase IQ

  • Enable INDEX_ADVISOR and look for missing indexes
  • Enable QUERY_PLAN_AS_HTML and the INDEX_ADVISOR if the issue is with a single query
Related concepts
Diagnostic Tools
Common Performance Issues