On Wed, Jul 3, 2024 at 10:03 AM Tom Lane <t...@sss.pgh.pa.us> wrote: Keep in mind also that instr_time.h does not pretend to provide > real time --- the clock origin is arbitrary. But these results > do give me additional confidence that gettimeofday() should be > good to the microsecond on any remotely-modern platform.
The only platform I have found where the resolution is only a microsecond is RISC-V ( https://www.sifive.com/boards/hifive-unmatched ) Everywhere else it seems to be much more precise. -- Hannu
