Re: sk interface (Marvell 88E8001) sluggish?

On Tue, 17 May 2005, Nicolas Blais wrote:

Hi,

> I have a popular Marvell 88E8001 on my A8V-Deluxe (Rev2) which doesn't work
> like it should in FreeBSD. Whenever accessing anything on the network
> (whether local or internet), there is a 2-3 second delay before anything gets
> thru. Data transfer with small files or large files on the internet is slow
> (800 K/s avg in Win*XP compared to a seemingly random amount from 200-600 K/s
> avg in FreeBSD from the same source). My cable modem test (available at
> http://speedtest.cogeco.net) is much slower in FreeBSD than in XP for some
> reason (3025 kbps down, 118 kbps up compared to 6404 kbps down and 825 kbps
> up in XP). Data transfer in the LAN is also much slower in FreeBSD than in XP
> (about 50%).
>
> To make matters worst, whenever I'm transfering files in background, my bktr
> turns sluggish in fxtv as though the Marvell and the WinTV are battling for
> interrups. This problem is also non-existant in XP. To remedy this problem, I
> tried the WinTV on every PCI card on my MB but changes nothing. Whenever file
> transfer is done, my bktr acts fine. Yes, I tried both setting of PNP OS in
> BIOS.
>
> There are no watchdog timeouts, no kernel messages, no true hangs/death of
> sk0. My old and faithful 3COM 905C works #1 in this machine but I would
> rather use my onboard gigabit card when I actually do get a gigabit switch.
> (Currently, the sk0 is connected to a 100baseTX router). This machine runs
> httpd 24/7 and a fully working sk0 would probably be more efficient for
> everyone.
> ...
> no special ifconfig flags.  Latest 6-CURRENT.
>
> Any help truly appreciated,

Could you remove that bktr card and see if things improve? If so
moving the bktr to another slot might help. I had that problem several
years ago with an xl(4) and a bktr on a multi-OS machine too.

-- 
Bjoern A. Zeeb				bzeeb at Zabbadoz dot NeT