> -----Original Message----- > From: [EMAIL PROTECTED] [mailto:networking- > [EMAIL PROTECTED] On Behalf Of Andrew Gallatin > Sent: Monday, June 18, 2007 10:13 AM > To: Garrett D'Amore > Cc: Skavberg, Robin; [email protected] > Subject: Re: [networking-discuss] FW: 10GB Network Interface Throughput > > > Garrett D'Amore writes: > > > > I'm working on this area of performance. If you aren't using jumbo > > frames, you need a card that supports LSO. The only option at the > > moment is "xge" (Neterion.) > > > > Since GLDv3 will apparently never be stabilized and made available for > use by IHVs, it would be really nice if you could at least add {T,L}SO > support to GLDv2. This would get you at least one more 10GbE NIC > supporting LSO. > > > For all other NICs, the per-packet-overheads associated with 1500 > byte > > frames are quite limiting at 10Gb. I'm spending a lot of time > examining > > ways to improve this for Solaris Nevada, some of these may be > backported > > to Solaris 10 in the future. > > As an interesting data point, Solaris has the best 1500b *receive* > rate of any OS I've tested recently. Even without LRO, I'm able to > receive a single stream at nearly 7.5Gb/s (sent via TSO from a FreeBSD > or Linux host) on Solaris/amd64.
Similar experience here... T2000 1500mtu numbers are much lower than amd64 or course, and multiple hw rings (one per core) are a "must have" on T2000, as well as on any other Niagara system... Leonid > > > Drew > > _______________________________________________ > networking-discuss mailing list > [email protected] _______________________________________________ networking-discuss mailing list [email protected]
