10 lines
538 B
Bash
10 lines
538 B
Bash
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#!/bin/bash
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declare version=$(uname -r | awk -F "." '{print $1}')
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if ! [[ $version -ge 5 ]];then
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echo "系统内核版本过低"
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exit
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fi
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grep -q "net.core.default_qdisc=fq" "/etc/sysctl.conf" || echo 'net.core.default_qdisc=fq' | sudo tee -a "/etc/sysctl.conf"
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grep -q "net.ipv4.tcp_congestion_control=bbr" "/etc/sysctl.conf" || echo 'net.ipv4.tcp_congestion_control=bbr' | sudo tee -a "/etc/sysctl.conf"
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sudo sysctl -p || echo "bbr 开启失败"
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sysctl net.ipv4.tcp_available_congestion_control | grep bbr && echo "bbr 开启成功"
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