Articles tagged “profiling”

• Pooling and performance: what benchmarks and profiling may reveal When bench­mark­ing Or­seis, I dis­cov­ered that with repet­i­tive queries, its per­for­mance dras­ti­cal­ly de­cline. In some con­di­tions, it was more than ten times slow­er com­pared to the di­rect us­age of ADO.NET. This is to­tal­ly un­ac­cept­able for a li­brary which…
  profiling 5 performance 14 benchmark 1 optimization 3
• Don't use it, it's slow Re­cent­ly, I’ve re­ceived an e-mail like this from a col­league of mine, the e-mail be­ing sent to a few peo­ple in the com­pa­ny: “FYI, we have re­moved SQL com­put­ed columns used when com­put­ing the gauges. The prof­it is im­pres­sive: the prices are now loaded…
  performance 14 profiling 5
• Most performance questions are wrong I don't re­mem­ber any ques­tion post­ed on Soft­wa­reEngi­neer­ing.SE re­lat­ed to per­for­mance which would be a good, on-top­ic ques­tion. I re­mem­ber ques­tions which were com­plete­ly wrong or sim­ply unan­swer­able.…
  performance 14 stack-exchange 4 profiling 5
• What makes performance decrease over time? In an ex­cel­lent blog post, Niki­ta Prokopov shares his thoughts about “our in­dus­try’s lack of care for ef­fi­cien­cy, sim­plic­i­ty, and ex­cel­lence,” ex­plain­ing, among oth­ers, that year af­ter year, hard­ware be­comes more and more pow­er­ful, but ap­pli­ca­tions…
  performance 14 quality 36 profiling 5
• Why is positive premature optimization still wrong? When ju­nior pro­gram­mers do pre­ma­ture op­ti­miza­tion, it is easy to see how it could harm the pro­ject. They guess that a giv­en change would make their code faster, and since they don't mea­sure the ac­tu­al…
  profiling 5 performance 14 optimization 3 productivity 37