From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Ahern Subject: Re: [RFC PATCH 1/1] NUMA aware scheduling per cpu vhost thread Date: Fri, 23 Mar 2012 17:45:40 -0600 Message-ID: <4F6D0B24.1010300@gmail.com> References: <1332460136.7730.19.camel@oc3660625478.ibm.com> <1332461790.7730.21.camel@oc3660625478.ibm.com> <1510318.F8gXLSD366@tomlt1.ibmoffice.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Shirley Ma , "Michael S. Tsirkin" , netdev@vger.kernel.org, kvm@vger.kernel.org To: Thomas Lendacky Return-path: In-Reply-To: <1510318.F8gXLSD366@tomlt1.ibmoffice.com> Sender: kvm-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On 3/23/12 12:32 PM, Thomas Lendacky wrote: > Quick description of the tests: > TCP_RR and UDP_RR using 256 byte request/response size in 1, 10, 30 > and 60 instances > TCP_STREAM and TCP_MAERTS using 256, 1K, 4K and 16K message sizes > and 1 and 4 instances > > Remote host to VM using 1, 4, 12 and 24 VMs (2 vCPUs) with the tests > running between an external host and each VM. > > Local VM to VM using 2, 4, 12 and 24 VMs (2 vCPUs) with the tests > running between VM pairs on the same host (no TCP_MAERTS done in > this situation). > > For TCP_RR and UDP_RR tests I report the transaction rate as the > score and the transaction rate / KVMhost CPU% as the efficiency. > > For TCP_STREAM and TCP_MAERTS tests I report the throughput in Mbps > as the score and the throughput / KVMhost CPU% as the efficiency. Would you mind sharing the netperf commands you are running and an example of the math done to arrive at the summaries presented? David