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Former Member
Jan 20, 2014 at 11:25 AM

Out of Memory Issues in HANA

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Hi ,

we are facing poor system performance issues on a regular basis such as

  1. Out of memory allocation issues
  2. Index server issues as more threads are consumed for each query execution
  3. OLAP cube runtime errors

These isssues are very common when testing
performs scenarios execution in parallel as part of developed Models. In HANA, for every query we run , it consumes CPU utilization
more than 90%, Uses avilalbe threads for concurrent execution and as a result it will impact other similar queires in pipeline for subsequent exeuction
planned for other sceanrios. On many occassions we resulted with memory allocation failure after query it takes 15-20 mins and would requires to
repeat(5-6 times) the same to get the output on an average it produced results 2/3 times out of 10 times.

Please see the attached screenshot which contains details about Memory and Disk.

Best Regards,

Sridhar

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