On Tue, Jun 3, 2014 at 9:50 AM, Haribabu Kommi <kommi.harib...@gmail.com> wrote:
> Sorry for the late reply. Thanks for the test. > Please find the re-based patch with a temp fix for correcting the problem. > I will a submit a proper patch fix later. > > Please note that the new patch still gives assertion error: TRAP: FailedAssertion("!(buf->freeNext != (-2))", File: "freelist.c", Line: 178) psql:load_test.sql:5: connection to server was lost Hence, the patch was installed with assertions off. I also ran the test script after making the same configuration changes that you have specified. I found that I was not able to get the same performance difference that you have reported. Following table lists the tps in each scenario and the % increase in performance. Threads Head Patched Diff 1 1669 1718 3% 2 2844 3195 12% 4 3909 4915 26% 8 7332 8329 14% Kindly let me know if I am missing something. -- Beena Emerson