Re: Extremely slow network with e1000 & ip_conntrack

[Jeff Garzik]

Stephen Lee wrote:
> I have a 32-bit PCI card with bcm5705 on it, does that support TSO? 
> I'll give it a try today.


I'm pretty sure tg3 does not enable TSO support by default.

Regardless, the problem is identified -- when TSO+conntrack is present,
we "TSO" net traffic then "un-TSO" it.

It's simply better to not use TSO at all, for this case.

	Jeff



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