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) ------------------------------------------------------------ [ 3] local 172.16.1.111 port 36815 connected with 172.16.1.222 port 5001 [ 4] local 172.16.1.111 port 36816 connected with 172.16.1.222 port 5001 [ 5] local 172.16.1.111 port 36817 connected with 172.16.1.222 port 5001 [ 6] local 172.16.1.111 port 36818 connected with 172.16.1.222 port 5001 19:[SUM] 0.0- 1.0 sec 22.8 MBytes 191 Mbits/sec 24:[SUM] 1.0- 2.0 sec 23.0 MBytes 193 Mbits/sec 29:[SUM] 2.0- 3.0 sec 23.6 MBytes 198 Mbits/sec 34:[SUM] 3.0- 4.0 sec 22.9 MBytes 192 Mbits/sec 39:[SUM] 4.0- 5.0 sec 23.2 MBytes 195 Mbits/sec 44:[SUM] 5.0- 6.0 sec 22.6 MBytes 190 Mbits/sec 49:[SUM] 6.0- 7.0 sec 23.2 MBytes 195 Mbits/sec 54:[SUM] 7.0- 8.0 sec 23.8 MBytes 199 Mbits/sec 59:[SUM] 8.0- 9.0 sec 23.1 MBytes 194 Mbits/sec 64:[SUM] 9.0-10.0 sec 23.4 MBytes 196 Mbits/sec 69:[SUM] 10.0-11.0 sec 23.0 MBytes 193 Mbits/sec 74:[SUM] 11.0-12.0 sec 23.2 MBytes 195 Mbits/sec 79:[SUM] 12.0-13.0 sec 22.8 MBytes 191 Mbits/sec 84:[SUM] 13.0-14.0 sec 23.0 MBytes 193 Mbits/sec 89:[SUM] 14.0-15.0 sec 23.1 MBytes 194 Mbits/sec 94:[SUM] 15.0-16.0 sec 23.0 MBytes 193 Mbits/sec 99:[SUM] 16.0-17.0 sec 22.5 MBytes 189 Mbits/sec 104:[SUM] 17.0-18.0 sec 23.2 MBytes 195 Mbits/sec 109:[SUM] 18.0-19.0 sec 23.4 MBytes 196 Mbits/sec 114:[SUM] 19.0-20.0 sec 23.4 MBytes 196 Mbits/sec 119:[SUM] 20.0-21.0 sec 22.9 MBytes 192 Mbits/sec 124:[SUM] 21.0-22.0 sec 22.6 MBytes 190 Mbits/sec 129:[SUM] 22.0-23.0 sec 23.4 MBytes 196 Mbits/sec 134:[SUM] 23.0-24.0 sec 23.0 MBytes 193 Mbits/sec 139:[SUM] 24.0-25.0 sec 22.6 MBytes 190 Mbits/sec 144:[SUM] 25.0-26.0 sec 23.5 MBytes 197 Mbits/sec 149:[SUM] 26.0-27.0 sec 23.1 MBytes 194 Mbits/sec 154:[SUM] 27.0-28.0 sec 23.2 MBytes 195 Mbits/sec 159:[SUM] 28.0-29.0 sec 23.8 MBytes 199 Mbits/sec 164:[SUM] 29.0-30.0 sec 23.4 MBytes 196 Mbits/sec 169:[SUM] 30.0-31.0 sec 22.8 MBytes 191 Mbits/sec 174:[SUM] 31.0-32.0 sec 23.5 MBytes 197 Mbits/sec 179:[SUM] 32.0-33.0 sec 22.8 MBytes 191 Mbits/sec 184:[SUM] 33.0-34.0 sec 23.1 MBytes 194 Mbits/sec 189:[SUM] 34.0-35.0 sec 23.2 MBytes 195 Mbits/sec 194:[SUM] 35.0-36.0 sec 23.2 MBytes 195 Mbits/sec 199:[SUM] 36.0-37.0 sec 23.1 MBytes 194 Mbits/sec 204:[SUM] 37.0-38.0 sec 23.0 MBytes 193 Mbits/sec 209:[SUM] 38.0-39.0 sec 23.2 MBytes 195 Mbits/sec 214:[SUM] 39.0-40.0 sec 23.8 MBytes 199 Mbits/sec 219:[SUM] 40.0-41.0 sec 23.0 MBytes 193 Mbits/sec 224:[SUM] 41.0-42.0 sec 23.4 MBytes 196 Mbits/sec 229:[SUM] 42.0-43.0 sec 23.5 MBytes 197 Mbits/sec 234:[SUM] 43.0-44.0 sec 23.5 MBytes 197 Mbits/sec 239:[SUM] 44.0-45.0 sec 22.6 MBytes 190 Mbits/sec 244:[SUM] 45.0-46.0 sec 23.2 MBytes 195 Mbits/sec 249:[SUM] 46.0-47.0 sec 23.2 MBytes 195 Mbits/sec 254:[SUM] 47.0-48.0 sec 23.1 MBytes 194 Mbits/sec 259:[SUM] 48.0-49.0 sec 24.1 MBytes 202 Mbits/sec 264:[SUM] 49.0-50.0 sec 23.0 MBytes 193 Mbits/sec 269:[SUM] 50.0-51.0 sec 23.4 MBytes 196 Mbits/sec 274:[SUM] 51.0-52.0 sec 23.4 MBytes 196 Mbits/sec 279:[SUM] 52.0-53.0 sec 23.4 MBytes 196 Mbits/sec 284:[SUM] 53.0-54.0 sec 23.5 MBytes 197 Mbits/sec 289:[SUM] 54.0-55.0 sec 23.2 MBytes 195 Mbits/sec 294:[SUM] 55.0-56.0 sec 23.2 MBytes 195 Mbits/sec 299:[SUM] 56.0-57.0 sec 23.2 MBytes 195 Mbits/sec 304:[SUM] 57.0-58.0 sec 22.8 MBytes 191 Mbits/sec 309:[SUM] 58.0-59.0 sec 23.6 MBytes 198 Mbits/sec 314:[SUM] 59.0-60.0 sec 23.1 MBytes 194 Mbits/sec 319:[SUM] 60.0-61.0 sec 22.9 MBytes 192 Mbits/sec 324:[SUM] 61.0-62.0 sec 23.4 MBytes 196 Mbits/sec 329:[SUM] 62.0-63.0 sec 23.4 MBytes 196 Mbits/sec 334:[SUM] 63.0-64.0 sec 22.5 MBytes 189 Mbits/sec 339:[SUM] 64.0-65.0 sec 23.8 MBytes 199 Mbits/sec 344:[SUM] 65.0-66.0 sec 23.0 MBytes 193 Mbits/sec 349:[SUM] 66.0-67.0 sec 24.1 MBytes 202 Mbits/sec 354:[SUM] 67.0-68.0 sec 22.6 MBytes 190 Mbits/sec 359:[SUM] 68.0-69.0 sec 23.0 MBytes 193 Mbits/sec 364:[SUM] 69.0-70.0 sec 23.2 MBytes 195 Mbits/sec 369:[SUM] 70.0-71.0 sec 23.2 MBytes 195 Mbits/sec 374:[SUM] 71.0-72.0 sec 22.2 MBytes 187 Mbits/sec 379:[SUM] 72.0-73.0 sec 23.1 MBytes 194 Mbits/sec 384:[SUM] 73.0-74.0 sec 23.9 MBytes 200 Mbits/sec 389:[SUM] 74.0-75.0 sec 22.9 MBytes 192 Mbits/sec 394:[SUM] 75.0-76.0 sec 23.6 MBytes 198 Mbits/sec 399:[SUM] 76.0-77.0 sec 23.1 MBytes 194 Mbits/sec 404:[SUM] 77.0-78.0 sec 23.1 MBytes 194 Mbits/sec 409:[SUM] 78.0-79.0 sec 23.8 MBytes 199 Mbits/sec 414:[SUM] 79.0-80.0 sec 23.8 MBytes 199 Mbits/sec 419:[SUM] 80.0-81.0 sec 23.1 MBytes 194 Mbits/sec 424:[SUM] 81.0-82.0 sec 22.9 MBytes 192 Mbits/sec 429:[SUM] 82.0-83.0 sec 23.4 MBytes 196 Mbits/sec 434:[SUM] 83.0-84.0 sec 23.4 MBytes 196 Mbits/sec 439:[SUM] 84.0-85.0 sec 23.5 MBytes 197 Mbits/sec 444:[SUM] 85.0-86.0 sec 23.9 MBytes 200 Mbits/sec 449:[SUM] 86.0-87.0 sec 22.9 MBytes 192 Mbits/sec 454:[SUM] 87.0-88.0 sec 23.4 MBytes 196 Mbits/sec 459:[SUM] 88.0-89.0 sec 23.4 MBytes 196 Mbits/sec 464:[SUM] 89.0-90.0 sec 23.4 MBytes 196 Mbits/sec 469:[SUM] 90.0-91.0 sec 22.9 MBytes 192 Mbits/sec 474:[SUM] 91.0-92.0 sec 23.6 MBytes 198 Mbits/sec 479:[SUM] 92.0-93.0 sec 23.1 MBytes 194 Mbits/sec 484:[SUM] 93.0-94.0 sec 23.2 MBytes 195 Mbits/sec 489:[SUM] 94.0-95.0 sec 23.2 MBytes 195 Mbits/sec 494:[SUM] 95.0-96.0 sec 23.1 MBytes 194 Mbits/sec 499:[SUM] 96.0-97.0 sec 22.9 MBytes 192 Mbits/sec 504:[SUM] 97.0-98.0 sec 23.2 MBytes 195 Mbits/sec 509:[SUM] 98.0-99.0 sec 23.4 MBytes 196 Mbits/sec 514:[SUM] 99.0-100.0 sec 23.5 MBytes 197 Mbits/sec 519:[SUM] 100.0-101.0 sec 24.0 MBytes 201 Mbits/sec 524:[SUM] 101.0-102.0 sec 23.5 MBytes 197 Mbits/sec 529:[SUM] 102.0-103.0 sec 23.0 MBytes 193 Mbits/sec 534:[SUM] 103.0-104.0 sec 23.1 MBytes 194 Mbits/sec 539:[SUM] 104.0-105.0 sec 23.4 MBytes 196 Mbits/sec 544:[SUM] 105.0-106.0 sec 23.0 MBytes 193 Mbits/sec 549:[SUM] 106.0-107.0 sec 23.5 MBytes 197 Mbits/sec 554:[SUM] 107.0-108.0 sec 23.4 MBytes 196 Mbits/sec 559:[SUM] 108.0-109.0 sec 23.0 MBytes 193 Mbits/sec 564:[SUM] 109.0-110.0 sec 22.6 MBytes 190 Mbits/sec 569:[SUM] 110.0-111.0 sec 23.8 MBytes 199 Mbits/sec 574:[SUM] 111.0-112.0 sec 23.2 MBytes 195 Mbits/sec 579:[SUM] 112.0-113.0 sec 23.6 MBytes 198 Mbits/sec 584:[SUM] 113.0-114.0 sec 24.1 MBytes 202 Mbits/sec 589:[SUM] 114.0-115.0 sec 22.4 MBytes 188 Mbits/sec 594:[SUM] 115.0-116.0 sec 23.1 MBytes 194 Mbits/sec 599:[SUM] 116.0-117.0 sec 23.4 MBytes 196 Mbits/sec 604:[SUM] 117.0-118.0 sec 22.9 MBytes 192 Mbits/sec 609:[SUM] 118.0-119.0 sec 22.9 MBytes 192 Mbits/sec 617:[SUM] 119.0-120.0 sec 23.4 MBytes 196 Mbits/sec 619:[SUM] 0.0-120.0 sec 2.72 GBytes 195 Mbits/sec cat /sys/kernel/debug/ieee80211/phy2/netdev:wlan0/stations/00:03:7f:42:08:56/rc_stats HT MCS Rate Success Retries XRetries PER HT20 0 6.5: 0 0 0 0 HT40 0 13.5: 0 0 0 0 HT40 1 27.5: 0 0 0 0 HT40 2 40.5: 0 0 0 0 HT40 3 54.0: 0 0 0 0 HT40 4 81.5: 0 0 0 0 HT40 11 108.0: 0 0 0 0 HT40 12 162.0: 0 0 0 0 HT40 13 216.0: 1 0 0 0 HT40 14 243.0: 2 0 0 0 HT40 15 270.0: 314 35 0 0 HT40 15 300.0: 64236 6607 8 0 cat /sys/kernel/debug/ieee80211/phy2/ath9k/xmit BE BK VI VO MPDUs Queued: 2 0 0 53 MPDUs Completed: 2 0 0 53 MPDUs XRetried: 0 0 0 0 Aggregates: 64462 0 0 0 AMPDUs Queued HW: 46 0 0 0 AMPDUs Queued SW: 2018211 0 0 0 AMPDUs Completed: 2018257 0 0 0 AMPDUs Retried: 21058 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: 2018259 0 0 53 TX-Bytes-All: 3099857109 0 0 2440 HW-put-tx-buf: 64534 0 0 53 HW-tx-start: 0 0 0 0 HW-tx-proc-desc: 64534 0 0 53 TX-Failed: 0 0 0 0