Yo Richard!
On Thu, 26 Feb 2015 10:08:05 +0100
Richard Cochran <richardcoch...@gmail.com> wrote:
> On Thu, Feb 26, 2015 at 12:18:48AM -0800, Gary E. Miller wrote:
> > So the three I have on the recommmended list are not good? Yeah, I
> > gotta agree.
>
> You have these three, I217-LM, 82574, and I210?
>
> - I217-LM HW bug
> - 82574 not a great ptp design
> - I210 best PCIe card I have tried
Yup. And my hardware timestamping experience:
- I217-LM HW bug
- 82574 6 mSec or worse jitter
- I210 300 to 900 mSec persistent offset
> > Any idea what a suitable card may be?
> In my experience, the two best Intel cards are the 82580 and the
> i210.
Well, i210 not working so well or me.
> The i210 has HW inputs and outputs on a 6 pin header. That
> opens up some interesting applications.
Hmm, I just checked the docs on my Supermicro X10SAE. Not such header.
I guess I'll order an 82580...
RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97701
g...@rellim.com Tel:+1(541)382-8588
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