Bryan Fullerton wrote:
>
> Howdy,
>
> I've been wondering why the latency is higher in FreeBSD's PPPoE
> implementation. From what I've seen, ping times via my gateway box
> are significantly higher than what friends are seeing with dedicated
> router boxes (ie Linksys) on the same DSL provider.
>
> Here's what I'm seeing to the other end of my connection, no other
> meaningful traffic going on:
>
> --- 65.92.109.1 ping statistics ---
> 100 packets transmitted, 100 packets received, 0% packet loss
> round-trip min/avg/max/stddev = 53.982/65.063/102.373/7.478 ms
>
> Here's a ping on my friend's machine (Mac ping, sorry for lack of precision):
>
> Packets out/in/bad/%loss = 64/64/0/0.0
> Round Trip Time (ms) min/avg/max = 14/24/59
>
> My box should be fine cpu-wise, it's a Celeron/300, and isn't doing
> anything else. The card PPPoE is running over is an ISA 10BaseT
> D-Link card using the ed(4) driver, if that makes any difference. I
> track STABLE with this box, it's currently at:
>
> FreeBSD katana.apt.samurai.com 4.3-STABLE FreeBSD 4.3-STABLE #13: Sun
> Jun 24 01:43:39 EDT 2001
>
> Any thoughts? I can live with this, the connection is rock solid and
> has been for over a year now, just curious as to why. Apologies if
> this has come up before, I searched the list archives and the bug
> list.
you may be a good test case for us..
we have heard of this negraph latency for a while but have never had a good
test case.. if I send you test code can you run it for me?
>
> Thanks,
>
> Bryan
> --
> Bryan Fullerton http://bryanfullerton.com/
> Core Competence uunet.ca!gts!cspace!bjf
> Samurai Consulting
> Can you feel the Ohmu call?
>
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