求个ubuntu服务器的sysctl.conf文件

[jackker]

我使用的ubuntu server做为web服务器，主要提供论坛服务。
4G内存。

应该如何配置我的sysctl.conf使其可以发挥最好的性能，兼容更高的并发?(大于2000并发)
有相关经验的请帮我贴下你的/etc/sysctl.conf，最好将几个重要的参数写给我。
谢谢！！

[wuguanlin]

木有配置过。。。

[root@h88 vCenterDispatch]# cat /etc/sysctl.conf
# Kernel sysctl configuration file for Red Hat Linux
#
# For binary values, 0 is disabled, 1 is enabled.  See sysctl(8) and
# sysctl.conf(5) for more details.

# Controls IP packet forwarding
net.ipv4.ip_forward = 0

# Controls source route verification
net.ipv4.conf.default.rp_filter = 1

# Do not accept source routing
net.ipv4.conf.default.accept_source_route = 0

# Controls the System Request debugging functionality of the kernel
kernel.sysrq = 0

# Controls whether core dumps will append the PID to the core filename
# Useful for debugging multi-threaded applications
kernel.core_uses_pid = 1

# Controls the use of TCP syncookies
net.ipv4.tcp_syncookies = 1

# Controls the maximum size of a message, in bytes
kernel.msgmnb = 65536

# Controls the default maxmimum size of a mesage queue
kernel.msgmax = 65536

# Controls the maximum shared segment size, in bytes
kernel.shmmax = 68719476736

# Controls the maximum number of shared memory segments, in pages
kernel.shmall = 4294967296

[jackker]

[Quote=引用 1 楼 wuguanlin 的回复:]
木有配置过。。。
[/Quote]

没配置过的能使用吗？能负荷多大的访问量？

[jackker]

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