Date: Wed, 29 Aug 2012 12:36:53 +0200 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-stable@freebsd.org Subject: Re: IPv4 vs. IPv6 Ethernet Performance Message-ID: <k1krch$590$1@ger.gmane.org> In-Reply-To: <503CE60F.8040007@yahoo.de> References: <503CE60F.8040007@yahoo.de>
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[-- Attachment #1 --] On 28/08/2012 17:38, Norbert Aschendorff wrote: > Configuration v6 v4 > ======================================= > Linux -> Linux 925 935 # <= This could be v6's 40B header > # vs. v4's 20B > Linux -> FreeBSD 450 700 > FreeBSD -> Linux 455 920 > ======================================= > > The FreeBSD->Linux value shows that the ethernet chip on the FreeBSD > machine (it's Intel stuff on both sides, using the em(4) driver on > FreeBSD) is able to send at full 1G speed. But why is IPv6 so slow? There are some more numbers, FreeBSD-FreeBSD here: http://people.freebsd.org/~bz/bench/ Apparently, the software stack is capable enough so it may be a driver problem in your case. [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAlA98NAACgkQ/QjVBj3/HSxNtgCeLnPHgg65U9F73IWXPotoyK1P UtMAoJxfgYbbgxQzhKPtvgCjmypkhm18 =OcLw -----END PGP SIGNATURE-----
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