[LinuxPPS] [PATCH] synchronizing several linux computers over parallel port with microsecond precision

Alexander Gordeev lasaine at lvk.cs.msu.su
Fri Aug 21 09:58:35 CEST 2009


Hi Hal,

Thanks for the quick answer!

On Thu, 20 Aug 2009 09:44:31 -0700
"Hal V. Engel" <hvengel at astound.net> wrote:

> On Thursday 20 August 2009 09:34:44 am Alexander Gordeev wrote:
> > The big problem is that ntpd needs at least 10 hours to synchronize!
> > And even after several days the offset is about +-5 microseconds. I
> > think that the offset can be reduced if ntpd polls every second. Is
> > there a way to configure ntpd to synchronize faster and better? I
> > mean in minutes, not in hours.
> 
> Search the list for "convergence patch" for a solution.

Thanks, it certainly makes a difference!

-- 
  Alexander



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