In message: <[EMAIL PROTECTED]>
"michael taylor" <[EMAIL PROTECTED]> writes:
: On Jan 4, 2008 12:03 PM, M. Warner Losh <[EMAIL PROTECTED]> wrote:
: >
: > I don't know about other people, but out of the box I get sub 20ms
: > synchronization. Right now, it is sitting at about 12.5ms:
: >
: > remote refid st t when poll reach delay offset
jitter
: >
==============================================================================
: > *xxxxx.yyyyyy.co 10.7.1.1 2 u 965 1024 377 64.176 -12.570
0.508
: >
:
: That's a 12 ms offset from UTC, as far as I understand the original
: poster only needs <= 1 microsecond synchronization on his local
: network.
I have no experience with gige networks, but the best I've been able
to do on 100baseT networks is 50us. I'm unsure what <1us
synchronization really means, since that's starting to get below the
level of system calls on fast machines.
Warner
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