Horrendous upload network performance with VLAN (download seems OK)

Borja Marcos borjam at sarenet.es
Wed Dec 3 16:15:53 UTC 2014


On Dec 3, 2014, at 5:05 PM, Patrick Proniewski wrote:

> I did and it failed, but maybe I've not used the right syntax:
> 
> 	# ifconfig bxe0 -vlanmtu
> 	ifconfig: -vlanmtu: Invalid argument
> 
> man bxe makes me think that this driver won't allow this kind of changes.


Although there's no guarantee it will solve your issues, try disabling LRO and TSO. I've found situations in which they do more harm than good, depending on the particular card and driver.

Anyway it's a cheap experiment :)







Borja.



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