Em qui., 15 de jul. de 2021 às 07:18, Ronan Dunklau <ronan.dunk...@aiven.io> escreveu:
> Le jeudi 15 juillet 2021, 01:30:26 CEST John Naylor a écrit : > > On Wed, Jul 14, 2021 at 6:14 AM David Rowley <dgrowle...@gmail.com> > wrote: > > > It would be good to get a 2nd opinion about this idea. Also, more > > > benchmark results with v6 and v8 would be good too. > > > > Hello, > > Thank you for trying this approach in v8 David ! > > I've decided to test on more "stable" hardware, an EC-2 medium instance, > compiling with Debian's gcc 8.3. That's still not ideal but a lot better > than > a laptop. > > To gather more meaningful results, I ran every pgbench for 30s instead of > the > 10 in the initial script provided by David. I ran the full script once for > HEAD, v6, v8, then a second time for HEAD, v6, v8 to try to eliminate > noise > that could happen for 90 consecutive seconds, and took for each of those > the > median of the 6 runs. It's much less noisy than my previous runs but > still > not as as stable as I'd like to. > > The results are attached in graph form, as well as the raw data if someone > wants it. > > As a conclusion, I don't think it's worth it to introduce a separate > execprocnode function for that case. It is likely the minor difference > still > observed can be explained to noise, as they fluctuate if you compare the > min, > max, average or median values from the results. > Is there a special reason to not share v7b tests and results? IMHO he is much more branch friendly. regards, Ranier Vilela
