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5.Debian開啟BBR加速


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Debian開啟BBR加速
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内核檢查
uname -r

返回的内核 6.1.0-21-amd64

 


開啟BBR
vi /etc/sysctl.conf

 

底下黏貼這兩行
net.core.default_qdisc = fq

net.ipv4.tcp_congestion_control = bbr

 

儲存並離開
:wq

 

重開機
sudo reboot

 


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測試是否開啟BBR
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sysctl net.ipv4.tcp_available_congestion_control

返回值顯示為:net.ipv4.tcp_available_congestion_control = reno cubic bbr

 

sysctl net.ipv4.tcp_congestion_control

返回值顯示為:net.ipv4.tcp_congestion_control = bbr

 

sysctl net.core.default_qdisc

返回值顯示為:net.core.default_qdisc = fq

 

lsmod | grep bbr

返回值有 tcp_bbr 


說明BBR已啟動

 

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