> -----Original Message----- > From: linux-net-owner@xxxxxxxxxxxxxxx > [mailto:linux-net-owner@xxxxxxxxxxxxxxx] On Behalf Of Ketil Froyn > Sent: Wednesday, January 27, 2010 12:05 PM > To: Matt Zagrabelny > Cc: linux-net@xxxxxxxxxxxxxxx > Subject: Re: Tuning Linux for faster high-latency outbound transfers > > 1. ping shows a ~1% packet loss (2 packets out of 120 missing). Not that I am an expert, but 1% packet loss seems very high to me. It could be the whole reason you are seeing the poor throughput. If I was you, I'd concentrate on getting that fixed before I spent a lot of time tuning TCP parameters. Jeff Haran Brocade Communications -- To unsubscribe from this list: send the line "unsubscribe linux-net" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html