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Nginx 内核参数的优化

2011-12-07 16:00 405 查看
vi /etc/sysctl.conf 参考淘宝团队

net.core.somaxconn = 2048

net.core.rmem_default = 262144

net.core.wmem_default = 262144

net.core.rmem_max = 16777216

net.core.wmem_max = 16777216

net.ipv4.tcp_rmem = 4096 4096 16777216

net.ipv4.tcp_wmem = 4096 4096 16777216

net.ipv4.tcp_mem = 786432 2097152 3145728

net.ipv4.tcp_max_syn_backlog = 16384

net.core.netdev_max_backlog = 20000

net.ipv4.tcp_fin_timeout = 15

net.ipv4.tcp_max_syn_backlog = 16384

net.ipv4.tcp_tw_reuse = 1

net.ipv4.tcp_tw_recycle = 1

net.ipv4.tcp_max_orphans = 131072


/sbin/sysctl –p立即生效。
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