root@linux-test ~# iperf -i1 -c 172.16.1.222 -t 120 -P 4 ------------------------------------------------------------ Client connecting to 172.16.1.222, TCP port 5001 TCP window size: 22.9 KByte (default) ------------------------------------------------------------ [ 5] local 172.16.1.111 port 36820 connected with 172.16.1.222 port 5001 [ 4] local 172.16.1.111 port 36819 connected with 172.16.1.222 port 5001 [ 3] local 172.16.1.111 port 36821 connected with 172.16.1.222 port 5001 [ 6] local 172.16.1.111 port 36822 connected with 172.16.1.222 port 5001 685:[SUM] 0.0- 1.0 sec 21.0 MBytes 176 Mbits/sec 690:[SUM] 1.0- 2.0 sec 21.8 MBytes 182 Mbits/sec 695:[SUM] 2.0- 3.0 sec 21.8 MBytes 182 Mbits/sec 700:[SUM] 3.0- 4.0 sec 22.8 MBytes 191 Mbits/sec 705:[SUM] 4.0- 5.0 sec 22.5 MBytes 189 Mbits/sec 710:[SUM] 5.0- 6.0 sec 22.9 MBytes 192 Mbits/sec 715:[SUM] 6.0- 7.0 sec 22.2 MBytes 187 Mbits/sec 720:[SUM] 7.0- 8.0 sec 22.0 MBytes 185 Mbits/sec 725:[SUM] 8.0- 9.0 sec 23.1 MBytes 194 Mbits/sec 730:[SUM] 9.0-10.0 sec 21.9 MBytes 184 Mbits/sec 735:[SUM] 10.0-11.0 sec 22.5 MBytes 189 Mbits/sec 740:[SUM] 11.0-12.0 sec 22.1 MBytes 186 Mbits/sec 745:[SUM] 12.0-13.0 sec 22.5 MBytes 189 Mbits/sec 750:[SUM] 13.0-14.0 sec 23.0 MBytes 193 Mbits/sec 755:[SUM] 14.0-15.0 sec 21.5 MBytes 180 Mbits/sec 760:[SUM] 15.0-16.0 sec 22.5 MBytes 189 Mbits/sec 765:[SUM] 16.0-17.0 sec 22.8 MBytes 191 Mbits/sec 770:[SUM] 17.0-18.0 sec 22.8 MBytes 191 Mbits/sec 775:[SUM] 18.0-19.0 sec 21.9 MBytes 184 Mbits/sec 780:[SUM] 19.0-20.0 sec 21.1 MBytes 177 Mbits/sec 785:[SUM] 20.0-21.0 sec 22.8 MBytes 191 Mbits/sec 790:[SUM] 21.0-22.0 sec 22.5 MBytes 189 Mbits/sec 795:[SUM] 22.0-23.0 sec 22.5 MBytes 189 Mbits/sec 800:[SUM] 23.0-24.0 sec 22.6 MBytes 190 Mbits/sec 805:[SUM] 24.0-25.0 sec 21.5 MBytes 180 Mbits/sec 810:[SUM] 25.0-26.0 sec 22.1 MBytes 186 Mbits/sec 815:[SUM] 26.0-27.0 sec 22.1 MBytes 186 Mbits/sec 820:[SUM] 27.0-28.0 sec 21.6 MBytes 181 Mbits/sec 825:[SUM] 28.0-29.0 sec 22.6 MBytes 190 Mbits/sec 830:[SUM] 29.0-30.0 sec 23.0 MBytes 193 Mbits/sec 835:[SUM] 30.0-31.0 sec 22.8 MBytes 191 Mbits/sec 840:[SUM] 31.0-32.0 sec 22.6 MBytes 190 Mbits/sec 845:[SUM] 32.0-33.0 sec 21.9 MBytes 184 Mbits/sec 850:[SUM] 33.0-34.0 sec 21.6 MBytes 181 Mbits/sec 855:[SUM] 34.0-35.0 sec 22.9 MBytes 192 Mbits/sec 860:[SUM] 35.0-36.0 sec 22.0 MBytes 185 Mbits/sec 865:[SUM] 36.0-37.0 sec 22.6 MBytes 190 Mbits/sec 870:[SUM] 37.0-38.0 sec 22.2 MBytes 187 Mbits/sec 875:[SUM] 38.0-39.0 sec 22.5 MBytes 189 Mbits/sec 880:[SUM] 39.0-40.0 sec 21.9 MBytes 184 Mbits/sec 885:[SUM] 40.0-41.0 sec 22.6 MBytes 190 Mbits/sec 890:[SUM] 41.0-42.0 sec 22.2 MBytes 187 Mbits/sec 895:[SUM] 42.0-43.0 sec 21.9 MBytes 184 Mbits/sec 900:[SUM] 43.0-44.0 sec 22.4 MBytes 188 Mbits/sec 905:[SUM] 44.0-45.0 sec 20.5 MBytes 172 Mbits/sec 910:[SUM] 45.0-46.0 sec 22.4 MBytes 188 Mbits/sec 915:[SUM] 46.0-47.0 sec 23.0 MBytes 193 Mbits/sec 920:[SUM] 47.0-48.0 sec 21.8 MBytes 182 Mbits/sec 925:[SUM] 48.0-49.0 sec 22.2 MBytes 187 Mbits/sec 930:[SUM] 49.0-50.0 sec 22.4 MBytes 188 Mbits/sec 935:[SUM] 50.0-51.0 sec 22.4 MBytes 188 Mbits/sec 940:[SUM] 51.0-52.0 sec 23.1 MBytes 194 Mbits/sec 945:[SUM] 52.0-53.0 sec 22.4 MBytes 188 Mbits/sec 950:[SUM] 53.0-54.0 sec 22.6 MBytes 190 Mbits/sec 955:[SUM] 54.0-55.0 sec 22.8 MBytes 191 Mbits/sec 960:[SUM] 55.0-56.0 sec 22.4 MBytes 188 Mbits/sec 965:[SUM] 56.0-57.0 sec 22.5 MBytes 189 Mbits/sec 970:[SUM] 57.0-58.0 sec 23.0 MBytes 193 Mbits/sec 975:[SUM] 58.0-59.0 sec 22.1 MBytes 186 Mbits/sec 980:[SUM] 59.0-60.0 sec 21.8 MBytes 182 Mbits/sec 985:[SUM] 60.0-61.0 sec 21.6 MBytes 181 Mbits/sec 990:[SUM] 61.0-62.0 sec 22.6 MBytes 190 Mbits/sec 995:[SUM] 62.0-63.0 sec 22.1 MBytes 186 Mbits/sec 1000:[SUM] 63.0-64.0 sec 21.8 MBytes 182 Mbits/sec 1005:[SUM] 64.0-65.0 sec 22.2 MBytes 187 Mbits/sec 1010:[SUM] 65.0-66.0 sec 21.8 MBytes 182 Mbits/sec 1015:[SUM] 66.0-67.0 sec 22.2 MBytes 187 Mbits/sec 1020:[SUM] 67.0-68.0 sec 22.2 MBytes 187 Mbits/sec 1025:[SUM] 68.0-69.0 sec 23.2 MBytes 195 Mbits/sec 1030:[SUM] 69.0-70.0 sec 23.2 MBytes 195 Mbits/sec 1035:[SUM] 70.0-71.0 sec 22.5 MBytes 189 Mbits/sec 1040:[SUM] 71.0-72.0 sec 22.2 MBytes 187 Mbits/sec 1045:[SUM] 72.0-73.0 sec 22.0 MBytes 185 Mbits/sec 1050:[SUM] 73.0-74.0 sec 21.9 MBytes 184 Mbits/sec 1055:[SUM] 74.0-75.0 sec 22.5 MBytes 189 Mbits/sec 1060:[SUM] 75.0-76.0 sec 22.4 MBytes 188 Mbits/sec 1065:[SUM] 76.0-77.0 sec 22.6 MBytes 190 Mbits/sec 1070:[SUM] 77.0-78.0 sec 22.9 MBytes 192 Mbits/sec 1075:[SUM] 78.0-79.0 sec 22.1 MBytes 186 Mbits/sec 1080:[SUM] 79.0-80.0 sec 22.0 MBytes 185 Mbits/sec 1085:[SUM] 80.0-81.0 sec 21.9 MBytes 184 Mbits/sec 1090:[SUM] 81.0-82.0 sec 21.5 MBytes 180 Mbits/sec 1095:[SUM] 82.0-83.0 sec 22.4 MBytes 188 Mbits/sec 1100:[SUM] 83.0-84.0 sec 23.4 MBytes 196 Mbits/sec 1105:[SUM] 84.0-85.0 sec 22.0 MBytes 185 Mbits/sec 1110:[SUM] 85.0-86.0 sec 22.5 MBytes 189 Mbits/sec 1115:[SUM] 86.0-87.0 sec 22.8 MBytes 191 Mbits/sec 1120:[SUM] 87.0-88.0 sec 22.4 MBytes 188 Mbits/sec 1125:[SUM] 88.0-89.0 sec 22.1 MBytes 186 Mbits/sec 1130:[SUM] 89.0-90.0 sec 22.8 MBytes 191 Mbits/sec 1135:[SUM] 90.0-91.0 sec 21.4 MBytes 179 Mbits/sec 1140:[SUM] 91.0-92.0 sec 22.4 MBytes 188 Mbits/sec 1145:[SUM] 92.0-93.0 sec 22.9 MBytes 192 Mbits/sec 1150:[SUM] 93.0-94.0 sec 22.9 MBytes 192 Mbits/sec 1155:[SUM] 94.0-95.0 sec 23.4 MBytes 196 Mbits/sec 1160:[SUM] 95.0-96.0 sec 21.1 MBytes 177 Mbits/sec 1165:[SUM] 96.0-97.0 sec 22.0 MBytes 185 Mbits/sec 1170:[SUM] 97.0-98.0 sec 22.2 MBytes 187 Mbits/sec 1175:[SUM] 98.0-99.0 sec 22.5 MBytes 189 Mbits/sec 1180:[SUM] 99.0-100.0 sec 22.2 MBytes 187 Mbits/sec 1185:[SUM] 100.0-101.0 sec 22.4 MBytes 188 Mbits/sec 1190:[SUM] 101.0-102.0 sec 22.5 MBytes 189 Mbits/sec 1195:[SUM] 102.0-103.0 sec 23.0 MBytes 193 Mbits/sec 1200:[SUM] 103.0-104.0 sec 22.0 MBytes 185 Mbits/sec 1205:[SUM] 104.0-105.0 sec 22.0 MBytes 185 Mbits/sec 1210:[SUM] 105.0-106.0 sec 22.5 MBytes 189 Mbits/sec 1215:[SUM] 106.0-107.0 sec 22.1 MBytes 186 Mbits/sec 1220:[SUM] 107.0-108.0 sec 22.4 MBytes 188 Mbits/sec 1225:[SUM] 108.0-109.0 sec 22.8 MBytes 191 Mbits/sec 1230:[SUM] 109.0-110.0 sec 22.4 MBytes 188 Mbits/sec 1235:[SUM] 110.0-111.0 sec 22.2 MBytes 187 Mbits/sec 1240:[SUM] 111.0-112.0 sec 22.9 MBytes 192 Mbits/sec 1245:[SUM] 112.0-113.0 sec 23.1 MBytes 194 Mbits/sec 1250:[SUM] 113.0-114.0 sec 23.1 MBytes 194 Mbits/sec 1255:[SUM] 114.0-115.0 sec 21.8 MBytes 182 Mbits/sec 1260:[SUM] 115.0-116.0 sec 21.5 MBytes 180 Mbits/sec 1265:[SUM] 116.0-117.0 sec 22.0 MBytes 185 Mbits/sec 1270:[SUM] 117.0-118.0 sec 21.8 MBytes 182 Mbits/sec 1275:[SUM] 118.0-119.0 sec 23.1 MBytes 194 Mbits/sec 1283:[SUM] 119.0-120.0 sec 23.2 MBytes 195 Mbits/sec 1285:[SUM] 0.0-120.0 sec 2.62 GBytes 187 Mbits/sec cat /sys/kernel/debug/ieee80211/phy3/netdev:wlan0/stations/00:03:7f:42:08:56/rc_stats type rate throughput ewma prob this prob retry this succ/attempt success attempts HT20/LGI MCS0 6.6 99.9 100.0 2 0( 0) 86 91 HT20/LGI MCS1 10.5 81.1 100.0 2 0( 0) 90 96 HT20/LGI MCS2 17.5 91.8 100.0 2 0( 0) 88 91 HT20/LGI MCS3 24.9 99.6 100.0 2 0( 0) 85 92 HT20/LGI MCS4 36.0 99.2 100.0 2 0( 0) 88 92 HT20/LGI MCS5 42.8 92.0 100.0 2 0( 0) 85 90 HT20/LGI MCS6 48.2 94.0 100.0 2 0( 0) 85 95 HT20/LGI MCS7 57.1 99.9 100.0 2 0( 0) 92 95 HT20/LGI MCS8 12.9 99.5 100.0 2 0( 0) 89 93 HT20/LGI MCS9 24.1 96.4 100.0 2 0( 0) 91 96 HT20/LGI MCS10 36.3 99.9 100.0 2 0( 0) 86 91 HT20/LGI MCS11 46.5 99.9 100.0 2 0( 0) 92 96 HT20/LGI MCS12 60.3 91.1 100.0 2 0( 0) 89 93 HT20/LGI MCS13 81.1 99.8 100.0 2 0( 0) 86 93 HT20/LGI MCS14 90.0 99.9 100.0 2 0( 0) 91 96 HT20/LGI MCS15 83.4 85.9 100.0 2 0( 0) 97 99 HT20/SGI MCS0 7.3 99.6 100.0 2 0( 0) 87 93 HT20/SGI MCS1 14.4 99.9 100.0 2 0( 0) 88 93 HT20/SGI MCS2 20.9 99.3 100.0 2 0( 0) 88 93 HT20/SGI MCS3 27.4 99.3 100.0 2 0( 0) 90 96 HT20/SGI MCS4 37.9 95.2 100.0 2 0( 0) 83 92 HT20/SGI MCS5 48.4 95.5 100.0 2 0( 0) 87 93 HT20/SGI MCS6 55.6 99.6 100.0 2 0( 0) 93 100 HT20/SGI MCS7 60.9 98.1 100.0 2 0( 0) 93 95 HT20/SGI MCS8 13.7 95.3 100.0 2 0( 0) 82 90 HT20/SGI MCS9 26.8 97.3 100.0 2 0( 0) 84 90 HT20/SGI MCS10 39.8 99.9 100.0 2 0( 0) 90 91 HT20/SGI MCS11 50.7 99.9 100.0 2 0( 0) 87 92 HT20/SGI MCS12 71.1 98.9 100.0 2 0( 0) 85 89 HT20/SGI MCS13 80.2 91.4 100.0 2 0( 0) 87 91 HT20/SGI MCS14 97.0 99.9 100.0 2 0( 0) 92 97 HT20/SGI MCS15 78.0 74.9 0.0 2 0( 0) 476 538 HT40/LGI MCS0 13.5 99.8 100.0 2 0( 0) 90 95 HT40/LGI MCS1 26.0 99.9 100.0 2 0( 0) 86 90 HT40/LGI MCS2 36.1 96.6 100.0 2 0( 0) 89 92 HT40/LGI MCS3 44.4 92.0 100.0 2 0( 0) 91 94 HT40/LGI MCS4 61.7 90.7 100.0 2 0( 0) 86 93 HT40/LGI MCS5 70.1 83.4 100.0 2 0( 0) 81 91 HT40/LGI MCS6 85.9 92.0 100.0 2 0( 0) 91 96 HT40/LGI MCS7 100.6 99.6 100.0 2 0( 0) 88 94 HT40/LGI MCS8 25.5 97.9 100.0 2 0( 0) 83 92 HT40/LGI MCS9 44.4 92.0 100.0 2 0( 0) 84 90 HT40/LGI MCS10 67.7 99.5 100.0 2 0( 0) 81 91 HT40/LGI MCS11 59.2 70.5 0.0 2 0( 0) 85 89 HT40/LGI MCS12 105.8 92.0 100.0 3 0( 0) 90 93 HT40/LGI MCS13 118.3 88.7 100.0 3 0( 0) 84 89 HT40/LGI MCS14 145.4 97.4 100.0 4 0( 0) 768 899 HT40/LGI MCS15 130.0 81.9 100.0 4 0( 0) 80856 88875 HT40/SGI MCS0 14.9 99.9 100.0 2 0( 0) 86 91 HT40/SGI MCS1 21.4 74.7 0.0 2 0( 0) 91 95 HT40/SGI MCS2 41.1 99.9 100.0 2 0( 0) 85 91 HT40/SGI MCS3 49.7 93.9 100.0 2 0( 0) 88 93 HT40/SGI MCS4 55.4 74.8 0.0 2 0( 0) 88 92 HT40/SGI MCS5 86.9 95.6 100.0 2 0( 0) 85 91 HT40/SGI MCS6 100.9 99.9 100.0 2 0( 0) 86 94 HT40/SGI P MCS7 106.9 98.4 100.0 5 0( 0) 4424 4980 HT40/SGI MCS8 28.6 99.8 100.0 2 0( 0) 87 89 HT40/SGI MCS9 45.1 85.3 100.0 2 0( 0) 85 91 HT40/SGI MCS10 72.6 98.1 100.0 2 0( 0) 88 90 HT40/SGI MCS11 89.9 98.9 100.0 2 0( 0) 80 88 HT40/SGI MCS12 121.9 98.7 100.0 3 0( 0) 86 92 HT40/SGI MCS13 132.4 94.0 100.0 3 0( 0) 85 89 HT40/SGI t MCS14 152.6 96.1 100.0 5 0( 0) 88243 96781 HT40/SGI T MCS15 161.8 97.1 100.0 5 1( 1) 1760690 1945362 Total packet count:: ideal 1934621 lookaround 5901 Average A-MPDU length: 4.4 cat /sys/kernel/debug/ieee80211/phy3/ath9k/xmit BE BK VI VO MPDUs Queued: 10 0 0 47 MPDUs Completed: 10 0 0 47 MPDUs XRetried: 0 0 0 0 Aggregates: 63956 0 0 0 AMPDUs Queued HW: 99 0 0 0 AMPDUs Queued SW: 1940401 0 0 0 AMPDUs Completed: 1940500 0 0 0 AMPDUs Retried: 14536 0 0 0 AMPDUs XRetried: 0 0 0 0 FIFO Underrun: 0 0 0 0 TXOP Exceeded: 0 0 0 0 TXTIMER Expiry: 0 0 0 0 DESC CFG Error: 0 0 0 0 DATA Underrun: 0 0 0 0 DELIM Underrun: 0 0 0 0 TX-Pkts-All: 1940510 0 0 47 TX-Bytes-All: 2980293154 0 0 2296 HW-put-tx-buf: 70308 0 0 47 HW-tx-start: 0 0 0 0 HW-tx-proc-desc: 70308 0 0 47 TX-Failed: 0 0 0 0