Date: Tue, 04 Apr 2006 17:54:33 -0400 From: Mike Jakubik <mikej@rogers.com> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: current@freebsd.org Subject: Re: Broadcom ServerWorks HT-1000 support in OpenBSD Message-ID: <4432EB19.5050501@rogers.com> In-Reply-To: <17458.35872.175979.759077@grasshopper.cs.duke.edu> References: <44318FD2.1050206@rogers.com> <17458.35872.175979.759077@grasshopper.cs.duke.edu>
next in thread | previous in thread | raw e-mail | index | archive | help
Andrew Gallatin wrote: > Mike Jakubik writes: > > It seems like OpenBSD 3.9 has support for the HT-1000 IDE/SATA chipset, > > and we are still missing it. Is there any way to port their code over? > > There are a few nice motherboards out there that use this chipset (most > > amd server boards use the crappy nvidia chipset and the accompanying > > crappy network card). > > Why do you call the Nvida chipset "crappy"? I assume you don't care > about the PCI Express bandwidth of the accompanying "northbridge"? > > From a performance standpoint, the Nvida chipset is far from crappy, > and can easily sustain 10GbE speeds for both send and receive, as well > as send+receive at the same time. Our lab tests have shown well over > 18Gb/s for send+receive using our PCI-e x8 10GbE card in an Nvidia > CK804 based opteron. > > For any application which is moving a lot of data using PCI-e cards on > an opteron, I would strongly recommend Nvidia based servers. > None of that matters if the system is unreliable, and what you are boasting here is just the speed of a PCIe bus. See the mailing lists for the numerous problems associated with this chipset and the network card.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4432EB19.5050501>