Heads UP - MFC for em coming shortly

Artem Kuchin matrix at itlegion.ru
Fri Oct 5 13:43:24 PDT 2007


Jack Vogel wrote:
> I am preparing to update the em driver to the equivalent of my
> 6.6.6 driver. Just doing some last minute sanity checking, I
> hope to the checkin before end of day.
> 
> This will provide support for devices up to our latest, the
> next stage I'm planning will incorporate multiqueue and
> multiple locks that are already in my Oplin driver (ixgbe)
> but this will take a bit longer.
> 
> This driver has the support for TSO in it but its not on
> by default, as soon as Andre is able to get that MFC'd
> it can be enabled via a compile option.

Hello, Jack!

Remember, i wrote about problems with TSO (dropping
send perfomace). I just posted news about it. Switching
to SCHED_ULE solved to problem or.. i could be switching
from HZ 1000 to HZ 100. I need to check into it.
I hope it helps in some way.

--
Regards,
Artem



More information about the freebsd-stable mailing list