[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH] xen/netfront: improve truesize tracking
Friday, December 21, 2012, 7:33:43 PM, you wrote: > I'm guessing that trusize checks matter more on the "inbound" path than > the outbound path? If that is indeed the case, then instead of, or in > addition to using the -s option to set the local (netperf side) socket > buffer size, you should use a -S option to set the remote (netserver > side) socket buffer size. > happy benchmarking, > rick jones OK, ran them with -S as well: "current" is with netfront as is (skb->truesize += skb->data_len - RX_COPY_THRESHOLD;) "patched" is with IanC's latest patch (skb->truesize += PAGE_SIZE * skb_shinfo(skb)->nr_frags;) TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Recv Send Send Socket Socket Message Elapsed Size Size Size Time Throughput bytes bytes bytes secs. KBytes/sec current 87380 16384 16384 60.00 963213.91 patched 87380 16384 16384 60.00 965904.01 TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Recv Send Send Socket Socket Message Elapsed Size Size Size Time Throughput bytes bytes bytes secs. KBytes/sec current 2280 16384 16384 60.00 10029.44 patched 2280 16384 16384 60.00 10453.63 TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Recv Send Send Socket Socket Message Elapsed Size Size Size Time Throughput bytes bytes bytes secs. KBytes/sec current 2280 16384 1432 60.00 10085.23 patched 2280 16384 1432 60.00 10089.98 TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Recv Send Send Socket Socket Message Elapsed Size Size Size Time Throughput bytes bytes bytes secs. KBytes/sec current 18000 16384 16384 60.00 53644.35 patched 18000 16384 16384 60.00 51892.59 TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Recv Send Send Socket Socket Message Elapsed Size Size Size Time Throughput bytes bytes bytes secs. KBytes/sec current 18000 16384 1432 60.00 37559.94 patched 18000 16384 1432 60.00 40630.66 TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Recv Send Send Socket Socket Message Elapsed Size Size Size Time Throughput bytes bytes bytes secs. KBytes/sec current 28000 16384 16384 60.00 103766.68 patched 28000 16384 16384 60.00 93277.98 TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Recv Send Send Socket Socket Message Elapsed Size Size Size Time Throughput bytes bytes bytes secs. KBytes/sec current 28000 16384 1432 60.00 73494.97 patched 28000 16384 1432 60.00 65312.94 UDP UNIDIRECTIONAL SEND TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Socket Message Elapsed Messages Size Size Time Okay Errors Throughput bytes bytes secs # # KBytes/sec current 212992 65507 60.00 252087 0 268773.83 current 212992 60.00 237435 253151.28 patched 212992 65507 60.00 254997 0 271876.61 patched 212992 60.00 226636 241637.51 UDP UNIDIRECTIONAL SEND TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Socket Message Elapsed Messages Size Size Time Okay Errors Throughput bytes bytes secs # # KBytes/sec current 212992 65507 60.00 252586 0 269305.73 current 2280 60.00 229371 244553.96 patched 212992 65507 60.00 256209 0 273168.32 patched 2280 60.00 201670 215019.54 UDP UNIDIRECTIONAL SEND TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Socket Message Elapsed Messages Size Size Time Okay Errors Throughput bytes bytes secs # # KBytes/sec current 212992 1432 60.00 5474009 0 127583.97 current 2280 60.00 4282184 99805.83 patched 212992 1432 60.00 5521903 0 128700.40 patched 2280 60.00 4522227 105400.70 UDP UNIDIRECTIONAL SEND TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Socket Message Elapsed Messages Size Size Time Okay Errors Throughput bytes bytes secs # # KBytes/sec current 212992 65507 60.00 251315 0 267950.39 current 18000 60.00 227856 242938.94 patched 212992 65507 60.00 256529 0 273509.57 patched 18000 60.00 224780 239658.47 UDP UNIDIRECTIONAL SEND TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Socket Message Elapsed Messages Size Size Time Okay Errors Throughput bytes bytes secs # # KBytes/sec current 212992 1432 60.00 5484882 0 127837.39 current 18000 60.00 5458678 127226.64 patched 212992 1432 60.00 5585209 0 130175.81 patched 18000 60.00 5560244 129593.94 UDP UNIDIRECTIONAL SEND TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Socket Message Elapsed Messages Size Size Time Okay Errors Throughput bytes bytes secs # # KBytes/sec current 212992 65507 60.00 250322 0 266891.35 current 28000 60.00 191711 204401.50 patched 212992 65507 60.00 257466 0 274508.96 patched 28000 60.00 241620 257613.85 UDP UNIDIRECTIONAL SEND TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.1.1 (192.168.1.1) port 0 AF_INET : +/-2.500% @ 95% conf. : demo Socket Message Elapsed Messages Size Size Time Okay Errors Throughput bytes bytes secs # # KBytes/sec current 212992 1432 60.00 5532780 0 128953.85 current 28000 60.00 5507094 128355.17 patched 212992 1432 60.00 5576824 0 129980.46 patched 28000 60.00 5555917 129493.16 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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