项目重构
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75
1-代理Xray/0-主机网络优化/内核转发优化.txt
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75
1-代理Xray/0-主机网络优化/内核转发优化.txt
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cat > /etc/sysctl.d/proxy-wdd.conf <<EOF
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# 启用 BBR
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net.core.default_qdisc = fq
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net.ipv4.tcp_congestion_control = bbr
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# 启用 IP 转发
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net.ipv4.ip_forward = 1
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# 调整 TCP 的时间等待状态
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net.ipv4.tcp_fin_timeout = 15
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# 提高 TCP 的最大连接数
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net.ipv4.tcp_max_syn_backlog = 4096
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# 增加 TCP 的缓冲区大小
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net.core.rmem_max=16777216
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net.core.wmem_max=16777216
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net.ipv4.tcp_rmem = 4096 87380 16777216
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net.ipv4.tcp_wmem = 4096 65536 16777216
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# 增加最大连接数
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net.core.somaxconn = 1024
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net.ipv4.tcp_max_tw_buckets = 2000
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# 启用 TCP 快速打开
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net.ipv4.tcp_fastopen = 3
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# 减少 TCP 连接的延迟
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net.ipv4.tcp_low_latency = 1
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# 启用 TCP 时间戳
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net.ipv4.tcp_timestamps = 1
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# 启用 TCP 窗口扩大
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net.ipv4.tcp_window_scaling = 1
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# 设置 TCP 连接的最大重传次数
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net.ipv4.tcp_retries2 = 5
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# 启用 TCP 选择确认
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net.ipv4.tcp_sack = 1
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# 启用 SYN Cookies
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net.ipv4.tcp_syncookies=1
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# 调整连接追踪表大小
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net.netfilter.nf_conntrack_max=131072
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# 增加连接追踪哈希表大小
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net.netfilter.nf_conntrack_buckets=65536
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# 优化 TCP Keepalive 设置
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net.ipv4.tcp_keepalive_time=600
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net.ipv4.tcp_keepalive_intvl=60
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net.ipv4.tcp_keepalive_probes=5
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# 调整 TIME-WAIT 套接字再利用
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net.ipv4.tcp_tw_reuse=1
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net.ipv4.tcp_tw_recycle=1
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# 增加本地端口范围
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net.ipv4.ip_local_port_range='1024 65535'
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EOF
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sudo sysctl -p /etc/sysctl.d/proxy-wdd.conf
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sysctl net.ipv4.tcp_congestion_control
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sudo ethtool -K eth0 gro on
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sudo ethtool -K eth0 gso on
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sudo ethtool -K eth0 tso on
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