Date: Tue, 19 Jul 2005 22:59:11 +0200 From: Bernd Walter <ticso@cicely12.cicely.de> To: harrisb@rcisd.org Cc: freebsd-alpha@freebsd.org Subject: Re: DC driver real slow on 5.4/alpha 4100 Message-ID: <20050719205911.GJ60433@cicely12.cicely.de> In-Reply-To: <OF342EB215.0D01F1C6-ON86257043.0061F5B5-86257043.0062CB5C@rcisd.org> References: <OF342EB215.0D01F1C6-ON86257043.0061F5B5-86257043.0062CB5C@rcisd.org>
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On Tue, Jul 19, 2005 at 01:01:29PM -0500, harrisb@rcisd.org wrote: > I've seen the posts in the past regarding 5.3-RELEASE and the DE driver, > I'm having similar problems on a fresh 5.4 install on a 2 processor 4100. > > When I run the interface in 100 Full half or full duplex, throughput is > awful, ie; 8-10k/sec on ftp's. What do you see with autoselect? What are the full dmesg messages for your card (including phy). What vendor and product is your card? Does the card have BNC connectors? > If I run in 10 Full, same thing, but in 10 half, throughput goes up to the > 700-850k/sec > ranges. This is on a 'dc0' interface. It's connected to a HP pro-curve > 4108 and I've > checked for mismatch modes. Is the Switch configured autoselect or fixed speed/duplex? Both sides must be configured identic, but sometimes there can be problems with dc cards in getting specific phys in the correct mode. > The man pages (4) on dc reference problems on either 100 modes. I'd > sure like > to get better throughput out of this card. An AS4100 should easily get almost wire speed from a properly working dc card. -- B.Walter BWCT http://www.bwct.de bernd@bwct.de info@bwct.de
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