On Tue, Jan 2, 2024 at 6:56 AM jian he <jian.universality@gmail.com> wrote:
>
> My local computer is slow. but here is the test results:
>
> select * from bench_cstring_hash_aligned(100000); 7318.893 ms
> select * from bench_cstring_hash_unaligned(100000); 10383.173 ms
> select * from bench_pgstat_hash(100000); 4474.989 ms
> select * from bench_pgstat_hash_fh(100000); 9192.245 ms
> select * from bench_string_hash(100000); 2048.008 ms
This presents a 2x to 5x slowdown, so I'm skeptical this is typical --
what kind of platform is. For starters, what CPU and compiler?