Yo Hal! You could try PTP. The linuxptp project is active. With ethernet cards that support hardware time stamps you can get 1 micro second offsets, maybe a lot better.
http://linuxptp.sourceforge.net/ On Mon, 22 Mar 2021 11:13:11 -0700 Hal Murray via devel <devel@ntpsec.org> wrote: > Suppose I want to compare log file on several systems. Assume they > are all on the same Ethernet switch. I'd like the clocks to track -- > I don't care (much) how accurate they are as long as they all have > the same offset/error. > > Has anybody worked on this area? (Is it simple enough not to require > "work"?) > > What sort of accuracy can I get? Anybody have data or a HOWTO? > > RGDS GARY --------------------------------------------------------------------------- Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703 g...@rellim.com Tel:+1 541 382 8588 Veritas liberabit vos. -- Quid est veritas? "If you can't measure it, you can't improve it." - Lord Kelvin
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