Re: Slow networkperformance in current?

On Mon, Jul 16, 2007 at 11:34:25PM +0200, St?le Kristoffersen wrote:
 > On 2007-07-16 at 12:47, Kip Macy wrote:
 > > 10 GigE cards are doing line rate - over time the cpu usage required
 > > to do so is going down. Your experience is probably due to NIC issues.
 > > What kind of NIC are you using? And have you changed any configuration
 > > or settings?
 > 
 > I was thinking of the NIC, thats why I tried it on localhost (bypassing the
 > NIC(?)).
 > I'm using a re-nick:
 > re0: <RealTek 8168/8111B PCIe Gigabit Ethernet> port 0x7e00-0x7eff mem
 > 0xfd3ff000-0xfd3fffff irq 18 at device 0.0 on pci3
 > 

I'm not sure it's directly related with re(4) but try overhauled re(4).
http://people.freebsd.org/~yongari/re.HEAD.patch
It seems that you also have PCIe based NIC. Try MSI patch for re(4)
in addition to above one.

 > I have not changed anything, except upgrading the world + kernel. No
 > hardware was added, no bios-settings where changed. The only thing I can
 > think of is that I might have changed a sysctl a long time ago that boosted
 > my performance, and that change have been lost after the reboot.
 > 
 > -- 
 > St?le Kristoffersen
 > staalebk_at_ifi.uio.no
-- 
Regards,
Pyun YongHyeon