17 May
2016
17 May
'16
7:59 a.m.
Hi Wlad, Last week I promised to benchmark effect of various gcc optimization levels. Here're results: -O0 418TPS -Os 663TPS -O1 759TPS -O2 807TPS -O3 812TPS -O3 -unroll2 -ip 812TPS (default) -Ofast 819TPS Benchmark was done on a Sandy Bridge system running Ubuntu 12.10. Single thread OLTP RO, performance schema off. Regards, Sergey