Slow networkperformance in current?
Pyun YongHyeon
pyunyh at gmail.com
Wed Jul 18 04:12:06 UTC 2007
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
More information about the freebsd-current
mailing list