From 2bb48495d3a214a1b58356e2bdabecab830c1a95 Mon Sep 17 00:00:00 2001 From: Daniel Fu Date: Mon, 18 Jul 2016 11:03:30 +0800 Subject: [PATCH] Update README.md --- README.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/README.md b/README.md index 7a8c58321..cf1437798 100644 --- a/README.md +++ b/README.md @@ -60,19 +60,19 @@ CLIENT: -mtu 1400 -sndwnd 256 -rcvwnd 2048 -mode fast2 -dscp 46 max_bandwidth = network_cap/rtt = rcvwnd*avgsize/rtt -举例，设rcvwnd = 1024, avgsize = 1KB, rtt = 400ms, +举例，设rcvwnd = 1024, avgsize = 1KB, rtt = 400ms，则： max_bandwidth = 1024 * 1KB / 400ms = 2.5MB/s ~= 25Mbps （注：以上计算不包括前向纠错的数据量） -前向纠错是相当于最大带宽量的一个固定比列增加： +前向纠错是最大带宽量的一个固定比例增加： max_bandwidth_fec = max_bandwidth*(datashard+parityshard)/datashard -举例，设datashard = 10 , partiyshard = 3 +举例，设datashard = 10 , partiyshard = 3，则： - max_bandwidth_fec = max_bandwidth * (10 + 3) /10 = 1.3*max_bandwidth + max_bandwidth_fec = max_bandwidth * (10 + 3) /10 = 1.3*max_bandwidth ＝ 1.3 * 25Mbps = 32.5Mbps ``` ### *流量控制* :lollipop: