Looks like igb on 12-ALPHA6 (driver 7.6.1-k) and on 11-STABLE (driver 2.5.3-k) behave very differently on receive [regression?]

[Lev Serebryakov]

Hello Lev,

Saturday, September 22, 2018, 11:52:07 PM, you wrote:

>  Any hints?
 I don't know why, but "server" host could not send more than 710Mbit/s with
Ethernet flow control turned on. Turning flow control off helps.

-- 
Best regards,
 Lev                            mailto:lev at FreeBSD.org