Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> On Tue, Feb 16, 2016 at 3:50 AM, Andres Freund <andres(at)anarazel(dot)de> wrote:
>> To back up my claim on this, read man 7 time
>> (e.g. http://linux.die.net/man/7/time) especially "The software clock,
>> HZ, and jiffies" and "High-resolution timers". To quote the most salient
>> point:
> Interesting, thanks.
Yeah. "grep resolution /proc/timer_list" on my RHEL6 box says that the
timers all have 1ns resolution!
Given this, I'm on board with just removing the weasel-wording about
timer resolution, except maybe for commit_delay where useful values
are small enough that it's a hazard on old systems.
regards, tom lane