说明：本优化适合apache，nginx，squid多种等web应用，特殊的业务也可能需要略作调整。 Xqf\}p n  
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m=}h7&5p  
复制代码 )
"TVR{I%B  
[root@c64 ~]# vi /etc/sysctl.conf
Jt$YSp=!!  
#by sun in 20131001 QFnuu-82"  
net.ipv4.tcp_fin_timeout = 2 I[E 6N2  
net.ipv4.tcp_tw_reuse = 1 Oti;wf G7o  
net.ipv4.tcp_tw_recycle = 1 W'6DwV|  
net.ipv4.tcp_syncookies = 1 -'c qepC{T  
net.ipv4.tcp_keepalive_time =600 T#*,ME7|m  
net.ipv4.ip_local_port_range = 4000    65000 e"
866vc,  
net.ipv4.tcp_max_syn_backlog = 16384 Q7x[08TI  
net.ipv4.tcp_max_tw_buckets = 36000 '6zZ`Ll9  
net.ipv4.route.gc_timeout = 100 "e-z2G@z  
net.ipv4.tcp_syn_retries = 1 ltOS()[X  
net.ipv4.tcp_synack_retries = 1 +kWW
x#L#  
net.core.somaxconn = 16384 `:'ciY|%b  
net.core.netdev_max_backlog = 16384 <^nS%hXEr  
net.ipv4.tcp_max_orphans = 16384