这是一个创建于 3613 天前的主题，其中的信息可能已经有所发展或是发生改变。
linode jp，debian7.7，内核3.16.7-x86_64-linode49优化如下，该如何改进？
fs.file-max = 51200
net.core.rmem_max = 67108864
net.core.wmem_max = 67108864
net.core.rmem_default = 65536
net.core.wmem_default = 65536
net.core.netdev_max_backlog = 4096
net.core.somaxconn = 65000
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_fin_timeout = 30
net.ipv4.tcp_keepalive_time = 1200
net.ipv4.ip_local_port_range = 10000 65000
net.ipv4.tcp_max_syn_backlog = 4096
net.ipv4.tcp_max_tw_buckets = 7000
net.ipv4.tcp_fastopen = 3
net.ipv4.tcp_rmem = 4096 87380 67108864
net.ipv4.tcp_wmem = 4096 65536 67108864
net.ipv4.tcp_mtu_probing = 1
net.ipv4.tcp_congestion_control = hybla
net.ipv4.conf.default.accept_source_route = 0
net.ipv4.tcp_timestamps = 0
net.ipv4.tcp_keepalive_probes = 3
net.ipv4.tcp_keepalive_intvl = 15
net.ipv4.tcp_max_syn_backlog = 8388608
net.core.netdev_max_backlog = 8388608
net.ipv4.tcp_window_scaling = 0
net.ipv4.tcp_sack = 0
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1
tsui 2015-01-04 05:05:22 +08:00
看起来congestion control长时间stuck在slow start了，换个congestion control also试试
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2
newbies 2015-01-04 05:34:46 +08:00 via Android
楼上的，看看时间，刚睡啦
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