From mboxrd@z Thu Jan  1 00:00:00 1970
References: <20160218113017.GB2756@polynum.com>
	<49010da5-9c4e-4399-8fbe-e4dae715063f@email.android.com>
	<20160219125246.GA345@polynum.com>
	<7cdd0c6898558feb7648d8d0bd356157@lilly.quanstro.net>
	<20160220103225.GA42@polynum.com>
From: Kenny Lasse Hoff Levinsen <kennylevinsen@gmail.com>
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Message-Id: <901BC05C-A1C3-43F2-88F1-C96B28C00CD5@gmail.com>
Date: Sat, 20 Feb 2016 12:23:29 +0100
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
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Subject: Re: [9fans] rtl8169 gbe slow
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Is your MTU higher that 1500? That might be able to mess things up over the i=
nternet.

Best regards,
Kenny Levinsen

> On 20. feb. 2016, at 11.32, tlaronde@polynum.com wrote:
>=20
> I have compared downloading a file (via ftpfs) on the LAN, and
> downloading it from the WAN.
>=20
> On the LAN, I get the 10MB file in less than a 1s (this is normal since
> the node I download from has only a 100Mb ethernet).
>=20
> On the WAN, it takes 6 minutes (with hget).
>=20
> My conclusion is that the card device (driver) is not at fault but that
> something is wrong along the path when I get through the gateway.
>=20
> Has somebody an idea about what I may do wrong or what could cause such
> a cost on the gateway.
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> I have set IPv6 on the gateway: no difference. I have tried to disable
> IPv6 on the ether: no difference.=20
>=20
> ip/traceroute to the outside server shows results that are on par
> with what I get from NetBSD on this very node where I run also
> plan9.
>=20
> "Something" is obviously wrong. But "what" is less obvious (at least to
> me).
>=20
> --=20
>        Thierry Laronde <tlaronde +AT+ polynum +dot+ com>
>                     http://www.kergis.com/
>                     http://www.arts-po.fr/
> Key fingerprint =3D 0FF7 E906 FBAF FE95 FD89  250D 52B1 AE95 6006 F40C
>=20