Re: NetBSD 5.1 TCP performance issue (lots of ACK)

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Thu, Oct 27, 2011 at 03:34:14PM -0400, Greg Troxel wrote:
> Perhaps, but bpf doesn't know about the interface MTU, and has its own
> snaplen of how much, so if it is seeing a 32 KB TCP packet then that
> should be ok.  But I saw no such packets in the trace.

TSO packets can be up to 64k.

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--