May 12, 20241 yr -------------------------------------------------------------------------Debian開啟BBR加速-------------------------------------------------------------------------内核檢查uname -r返回的内核 6.1.0-37-amd64 開啟BBRvi /etc/sysctl.conf 在最底下，貼上這兩行net.core.default_qdisc = fqnet.ipv4.tcp_congestion_control = bbr 儲存並離開:wq 重開機reboot -------------------------------------------------------------------------測試是否開啟BBR-------------------------------------------------------------------------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 Edited July 20, 2025Jul 20 by Jack
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