On Tue, Oct 12, 2021 at 6:41 PM Tomas Vondra <tomas.von...@enterprisedb.com> wrote: > > On 9/28/21 14:00, Dilip Kumar wrote: > > > > I think that would be great, can we just test this specific target > > where we are seeing a huge dip with the patch, e.g. > > with 10000000 rows, 10 columns and 4 threads, and queue size 64k. In > > my performance machine, I tried to run this test multiple times but on > > the head, it is taking ~2000 ms whereas with the patch it is ~1500 ms, > > so I am not able to reproduce this. So it would be good if you can > > run only this specific test and repeat it a couple of times on your > > performance machine. > > > > I ran the benchmark again, with 10 runs instead of 5, the results and > scripts are attached. It seems the worst case got much better and is now > in line with the rest of the results, so it probably was a coincidence.
Thanks, yeah now it looks in line with other results. -- Regards, Dilip Kumar EnterpriseDB: http://www.enterprisedb.com