Tag: IBM

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Enabling the HPET Linux kernel setting can significantly improve the performance of a DB2 OLTP workload running on an AMD platform using Opteron processors

While testing an OLTP workload, it was found that when migrating from DB2 V9.1 FP8 to DB2 V9.7 FP1, there was a significant performance regression observed in its runtime. The tests were executed on an AMD Opteron machine running Linux RHEL 5.4. When analyzing the profile of the workload via oprofil

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Performance is Relative

(Dave Beulke) This last week was very interesting in that I read a number of articles about databases other than DB2. It is always good to learn what the other vendors are up to. The first thing you learn is that fast and performance are a relative terms. Loading tens of millions of rows through ETL