WZR-900DHP (LEDE-Project master)にて、gccの-O3オプションとSFEドライバをそれぞれ使用しWAN -> LANを計測してみた結果。
S751/C (Client) — (192.168.15.0/24, WAN) — WZR-900DHP — (192.168.12.0/24, LAN) — 自作PC (Server)
Speed | Log | |
default | 385Mbps |
Connecting to host 192.168.12.176, port 5201 [ 4] local 192.168.15.1 port 50066 connected to 192.168.12.176 port 5201 [ ID] Interval Transfer Bandwidth [ 4] 0.00-1.00 sec 46.1 MBytes 386 Mbits/sec [ 4] 1.00-2.00 sec 46.0 MBytes 386 Mbits/sec [ 4] 2.00-3.00 sec 45.4 MBytes 380 Mbits/sec [ 4] 3.00-4.00 sec 46.1 MBytes 387 Mbits/sec [ 4] 4.00-5.00 sec 45.9 MBytes 385 Mbits/sec [ 4] 5.00-6.00 sec 46.0 MBytes 387 Mbits/sec [ 4] 6.00-7.00 sec 46.0 MBytes 386 Mbits/sec [ 4] 7.00-8.00 sec 46.1 MBytes 386 Mbits/sec [ 4] 8.00-9.00 sec 45.9 MBytes 386 Mbits/sec [ 4] 9.00-10.00 sec 46.0 MBytes 386 Mbits/sec - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth [ 4] 0.00-10.00 sec 460 MBytes 385 Mbits/sec sender [ 4] 0.00-10.00 sec 460 MBytes 385 Mbits/sec receiver iperf Done. |
-O3, gcc-7.x | 382Mbps |
Connecting to host 192.168.12.176, port 5201 [ 4] local 192.168.15.1 port 50136 connected to 192.168.12.176 port 5201 [ ID] Interval Transfer Bandwidth [ 4] 0.00-1.00 sec 43.5 MBytes 364 Mbits/sec [ 4] 1.00-2.00 sec 46.0 MBytes 385 Mbits/sec [ 4] 2.00-3.00 sec 46.9 MBytes 394 Mbits/sec [ 4] 3.00-4.00 sec 46.8 MBytes 392 Mbits/sec [ 4] 4.00-5.00 sec 45.5 MBytes 382 Mbits/sec [ 4] 5.00-6.00 sec 41.6 MBytes 349 Mbits/sec [ 4] 6.00-7.00 sec 46.8 MBytes 393 Mbits/sec [ 4] 7.00-8.00 sec 47.0 MBytes 393 Mbits/sec [ 4] 8.00-9.00 sec 46.9 MBytes 394 Mbits/sec [ 4] 9.00-10.01 sec 45.5 MBytes 378 Mbits/sec - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth [ 4] 0.00-10.01 sec 456 MBytes 382 Mbits/sec sender [ 4] 0.00-10.01 sec 456 MBytes 382 Mbits/sec receiver iperf Done. |
SFE(#1269) | 446Mbps |
Connecting to host 192.168.12.176, port 5201 [ 4] local 192.168.15.1 port 50198 connected to 192.168.12.176 port 5201 [ ID] Interval Transfer Bandwidth [ 4] 0.00-1.00 sec 53.5 MBytes 449 Mbits/sec [ 4] 1.00-2.00 sec 53.8 MBytes 450 Mbits/sec [ 4] 2.00-3.00 sec 52.2 MBytes 439 Mbits/sec [ 4] 3.00-4.00 sec 53.0 MBytes 445 Mbits/sec [ 4] 4.00-5.00 sec 52.9 MBytes 444 Mbits/sec [ 4] 5.00-6.00 sec 53.4 MBytes 446 Mbits/sec [ 4] 6.00-7.00 sec 53.1 MBytes 447 Mbits/sec [ 4] 7.00-8.00 sec 53.1 MBytes 446 Mbits/sec [ 4] 8.00-9.00 sec 53.2 MBytes 446 Mbits/sec [ 4] 9.00-10.00 sec 53.5 MBytes 448 Mbits/sec - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth [ 4] 0.00-10.00 sec 532 MBytes 446 Mbits/sec sender [ 4] 0.00-10.00 sec 532 MBytes 446 Mbits/sec receiver iperf Done. |
gccのオプションを変更したファームでは、最大値こそ大きいものの頻繁に速度が落ちる現象が発生しており、最終値はデフォルト設定のファームをわずかに下回った。
SFEドライバを含むファームは、”劇的に” という程まではいかないものの、相変わらずしっかりと伸ばしてくれた。